Control Systems
127 companies providing electronics, microwave, and pulse control systems for quantum computers
What are Quantum Control Systems?
Control systems are the interface between classical computers and quantum processors. They generate precisely timed microwave pulses, laser signals, or electrical currents to manipulate qubits and read out measurement results.
Microwave Control
For superconducting qubits operating at GHz frequencies
Optical Control
Laser systems for trapped-ion and neutral-atom qubits
Pulse Generators
Arbitrary waveform generators for gate operations
Control System Vendors
Active Technologies S.r.l.
Active Technologies is an Italian company manufacturing high-performance arbitrary waveform generators for quantum computing applications, including partnerships with Berkeley Nucleonics for North American distribution. The company designs and produces AWG systems used for quantum processor control, delivering the signal fidelity and timing precision required for quantum gate operations. Active Technologies brings European manufacturing expertise to the quantum control electronics supply chain, supporting the growing demand for quantum instrumentation.
Advanced Diamond Technologies
Advanced Diamond Technologies (ADT) is a US materials company founded in 2003 that develops advanced diamond thin film materials and quantum-grade diamond products for quantum computing, quantum sensing, and quantum photonics applications, providing chemical vapor deposition (CVD) diamond films, diamond-on-insulator substrates, and custom diamond solutions with controlled nitrogen-vacancy centers and other quantum defects, serving quantum technology companies and research institutions with specialized diamond materials that enable quantum sensors, quantum memory devices, and quantum electronic applications requiring the exceptional properties of synthetic diamond for quantum information processing.
Aeponyx
Aeponyx was a Montreal-based photonic integrated circuit (PIC) company founded in 2012, acquired by Pasqal on June 3, 2025. The company spent a decade in R&D developing its PIC platform combining Silicon Nitride (SiN) and Micro-Electro-Mechanical-Systems (MEMS) technologies, raising $22 million in venture capital. Aeponyx's PIC platform served telecom, datacom, life science, automotive, and quantum markets with applications requiring stable, precise optical control. The acquisition by Pasqal brought Aeponyx's 27-person team and intellectual property under CEO Philippe Babin's continued leadership, replacing delicate optical setups with chip-scale photonic circuits dramatically increasing stability of atom control and precision of individual qubit manipulation for Pasqal's neutral-atom quantum computers. Aeponyx strengthens Pasqal's photonic control capabilities accelerating development of fault-tolerant quantum computing systems.
Aerodyne Research
Aerodyne Research is a Massachusetts-based company founded in 1970, providing advanced research and development services and sensor products for environmental monitoring and atmospheric science. Headquartered in Billerica, Massachusetts, Aerodyne offers cutting-edge aerosol mass spectrometers, quantum cascade laser trace gas monitors, and particle monitoring systems. The company has commercialized compact gas analyzers based on quantum cascade lasers capable of detecting trace quantities of methane, N₂O, NO, NO₂, CO, CO₂, formaldehyde, formic acid, ethylene, acetylene, ammonia, and other gases at parts-per-billion concentrations. Aerodyne's dual quantum cascade laser spectrometers incorporate pulsed QC lasers, compact multipass absorption cells, dual detectors, and sophisticated signal processing for atmospheric trace gas detection. Serving industrial, academic, and government customers for over 50 years, Aerodyne Research provides quantum sensing technologies for environmental research, climate monitoring, industrial emissions measurement, and air quality assessment. The company's QCL-based instruments leverage quantum photonics for real-time, high-sensitivity gas detection supporting global environmental research initiatives.
Akela Laser
AKELA Laser Corporation is a New Jersey-based manufacturer of high-power laser diodes and custom photonic solutions serving medical, industrial, laser pumping, defense, and security applications. Founded in 2003 and relocated to its present facility in Jamesburg, NJ in 2014, AKELA provides a broad range of laser diodes with wavelengths ranging from 635nm to 2 microns. The company specializes in custom laser assemblies that offer any desired combination of light source, optics, cooling, and drivers tailored to specific application requirements. AKELA's laser diode technology supports quantum photonics research, quantum sensing applications, and serves as critical components in quantum computing systems requiring precise optical control. With expertise in high-power diode laser manufacturing and custom photonic integration, AKELA Laser serves both commercial and government customers developing next-generation quantum technologies.
Aliro Quantum
Aliro Quantum is a US quantum networking software company founded in 2019 that develops quantum network orchestration and management software platforms for quantum communication networks, creating software solutions that enable the coordination, control, and optimization of quantum network resources across distributed quantum systems, providing network orchestration tools, quantum routing protocols, and network management systems that enable organizations to deploy, operate, and scale quantum communication networks for secure communications, distributed quantum computing, and quantum internet applications requiring sophisticated software-defined quantum networking capabilities.
AMD
Advanced Micro Devices Inc. (AMD) is an American semiconductor company founded in 1969, headquartered in Santa Clara, California, developing computer processors and graphics technologies. AMD explores quantum computing partnerships providing high-performance classical computing infrastructure for quantum-classical hybrid algorithms and quantum simulation workloads. The company processors power classical computing components of quantum systems including quantum control systems, quantum simulation platforms, and quantum software development environments. AMD collaborates with quantum computing companies and quantum cloud providers optimizing classical computing infrastructure for quantum workloads. AMD serves quantum computing industry, cloud providers, and research institutions requiring high-performance classical computing for quantum-classical hybrid systems and quantum algorithm development advancing quantum-classical computing integration and quantum software development capabilities.
American Magnetics
American Magnetics Inc. (AMI) is an American manufacturer of superconducting magnet systems founded in 1968, headquartered in Oak Ridge, Tennessee. AMI provides superconducting magnets, cryogenic equipment, and magnet power supplies used in quantum computing research and quantum technology development. The company superconducting magnet systems enable precise magnetic field control required for quantum experiments, quantum materials research, and quantum device testing. AMI serves quantum computing companies, research universities, national laboratories, and quantum technology developers requiring high-performance superconducting magnets for quantum research and quantum processor development. The company contributes to quantum technology supply chain providing essential magnetic field control infrastructure for quantum computing hardware development and quantum physics experiments advancing practical quantum computer implementations.
AmpliTech Group
AmpliTech Group, Inc. (Nasdaq: AMPG) is a designer, developer, and manufacturer of state-of-the-art signal processing components for satellite, Public and Private 5G, and quantum computing networks. In December 2024, AmpliTech announced successful development of proprietary low-noise cryogenic High Electron Mobility Transistor (HEMT) amplifiers for quantum computing, delivering working units to two Fortune 50 companies, universities, and research institutions. The amplifiers enable quantum computers to operate efficiently at extremely low temperatures of 4 Kelvin (-452°F), minimizing noise at ultra-low temperatures for accurate quantum signal detection. AmpliTech positions itself as the only high-performance U.S. manufacturer offering this critical component at 4K temperatures. The USPTO issued a Notice of Allowance for AmpliTech's patent application related to their cryogenic quantum computing solution. The amplifiers support development of scalable, error-corrected quantum computers crucial for advancing AI capabilities.
Analog Devices
Analog Devices develops quantum control electronics and precision analog components for quantum computing applications, leveraging their expertise in high-performance analog and mixed-signal integrated circuits to create specialized electronics for quantum state control, measurement, and signal processing in quantum systems, providing essential electronic components and systems that enable precise manipulation and readout of qubits in various quantum computing platforms including superconducting, trapped ion, and photonic quantum computers.
Analog Physics
Analog Physics develops QAI (Quantum AI), a reflexive symbolic AI platform powered by quantum-inspired processors for autonomous decision-making in mission-critical settings. Unlike neural networks, QAI employs clause-based reasoning in real time using simulated Plutonium-241 atoms as 36-dimensional quantum processing units to increase information density compared to traditional qubits. The company operates differently from neural networks by using clause-based reasoning in real time, currently focused on drone applications offering autonomous piloting services including swarm capabilities. Based in Montana, Analog Physics provides access to QAINET, a QAI platform more advanced than traditional neural networks.
Anyon Technologies
Anyon Technologies is a Singapore-based large-scale quantum computing systems company founded in 2021 by pioneers from Singapore's A*STAR and leading US institutions including Caltech and UC Berkeley. The company develops advanced superconducting quantum processors, novel on-chip controls, microwave quantum networking architecture, and real-time dynamic control electronics. In July 2025, Anyon Technologies and BDx Data Centers launched Southeast Asia's first hybrid quantum AI testbed at BDx's SIN1 data center in Paya Lebar, Singapore, enabling startups, enterprises, and government agencies to explore quantum-enhanced AI applications. Anyon partnered with YQuantum to establish a European quantum testbed supporting application-driven research in AI, chemical engineering, and materials science. Anyon announced integration with NVIDIA CUDA-Q for hybrid quantum-classical computing. The company plans to expand hybrid quantum model across Asia including Indonesia, Hong Kong, and Taiwan.
AOSense
AOSense is a US quantum sensing company founded in 2004 as a Stanford University spinout by Brenton Young and Mark Kasevich that develops atom-optic quantum sensors for inertial navigation, precision timing, and gravity measurement, commercializing cold atom interferometry technology for compact gravimeters, accelerometers, gyroscopes, and atomic clocks that achieve laboratory-grade performance in portable field-deployable systems, serving DARPA, NASA, Air Force, Army, Navy, and intelligence community with quantum sensors for geophysical surveying, precision navigation, resource exploration, and underground monitoring applications that leverage laser-cooled atoms as ultra-precise test masses for measuring gravitational and inertial forces.
AOSense Defense
AOSense develops quantum inertial measurement units (IMUs) and gravimeters for GPS-denied navigation with Boeing partnership and Lockheed Martin contract work with Q-CTRL. The Sunnyvale company manufactures cold atom inertial sensors. AOSense's quantum sensors enable precision navigation for aircraft, ships, and submarines in environments where GPS is unavailable or unreliable, serving defense and aerospace applications.
AQSolotl
AQSolotl is an NTU and NUS spin-off that launched the CHRONOS-Q quantum controller in December 2024, bridging conventional computers with quantum systems. The company develops quantum control electronics that manage and orchestrate quantum computing operations. AQSolotl's CHRONOS-Q controller provides the critical interface between classical computing infrastructure and quantum processors, addressing scalability challenges in quantum computing by enabling efficient control of increasing numbers of qubits.
Aquark Technologies
Aquark Technologies is a UK National Quantum Technologies Programme spinout focused on high-precision measurement technology and quantum sensing. The company successfully demonstrated quantum sensing at sea in partnership with the Royal Navy. Aquark develops portable quantum sensors for navigation, timing, and gravimetry applications in defense, aerospace, and industrial sectors.
Arqit
Arqit Quantum Inc (NASDAQ: ARQQ) develops symmetric key agreement (SKA) technology for quantum-safe encryption. Cash: $36.9M (Sept 2025). 2025 Contracts: First DoD contract, Intel partnership for CSfC-compliant mobile communications, three-year agreement with Tier 1 network operator (32 countries). September 2025: Fabric Networks commercial license, NCSC selected Arqit for UK PQC migrations. Joined Vodafone's Tomorrow Street Scaleup X programme. Launched SKA Edge Controller (SKA-EC) for military defense. Unveiled quantum-safe protection with Intel TDX confidential computing. FY 2025 revenue: ~$535k. Executed contracts generating ~$1.2M in FY 2026. Engaged 6 telecom operators and 17 commercial enterprises in H1 2025. Focus: telecom, government, defense sectors.
Atlantic Microwave
Atlantic Microwave is a British manufacturer and supplier of radio frequency (RF) and microwave components and equipment founded in 1989, located in Braintree, Essex, acquired by ETL Systems Ltd in January 2019. The company works with key players in cryogenic industry providing RF and microwave components operating down to cryogenic temperatures of 4K and below for quantum computing applications. Atlantic Microwave manufactures cryogenic low-noise amplifiers revolutionizing readout of quantum bits, operating in ultra-low temperature environments to increase signal-to-noise ratio in quantum read-out circuits. ETL Systems through Atlantic Microwave offers high-grade components for cutting-edge quantum technology research including low phase noise oscillators, multipliers, couplers, and cables designed to withstand rigorous conditions of cryostats. Atlantic Microwave serves quantum computing manufacturers, research institutions, and cryogenic equipment providers requiring RF components capable of operating at temperatures as low as 4K for quantum processor readout and control systems.
Atlantic Quantum
In October 2024, Google Quantum AI announced that the Atlantic Quantum team, an MIT-founded startup known for its tightly integrated hardware, will join Google. Atlantic Quantum brings a modular chip architecture that fuses qubits with superconducting control electronics on a single substrate, embedding control circuitry within the cold stage to eliminate bulky room-temperature wiring and reduce thermal load on the cryostat. This partnership signals a decisive step toward scaling superconducting qubit systems, a critical hurdle on the road to a fully error-corrected, real-world quantum computer. By adopting Atlantic Quantum's stack, Google can accelerate deployment of larger qubit arrays while keeping error rates within bounds required for surface-code error correction. The acquisition enables Google to leverage Atlantic Quantum's expertise in creating compact, high-density modules and integrating cryogenic electronics, which improves signal fidelity and allows for rapid iteration of qubit designs.
Atomionics
Atomionics is a Singapore-based quantum sensing company founded in 2018 that develops portable quantum gravimeters and inertial sensors using cold atom interferometry for precision gravity measurements, providing quantum sensors for geophysical surveys, mineral exploration, underground infrastructure detection, and navigation applications where extremely precise gravity and acceleration measurements are required, serving industries including oil and gas, mining, defense, and civil engineering with quantum-enhanced sensing capabilities.
AUREA Technology
AUREA Technology is a French company specializing in advanced quantum sensing and measurement technologies, developing precision instruments based on quantum physics principles for scientific, industrial, and defense applications. The company designs and manufactures quantum-enhanced sensors including atomic magnetometers, quantum gravimeters, and precision timing systems that leverage atomic and optical physics to achieve unprecedented measurement accuracy. AUREA's quantum sensing solutions serve applications in geophysical surveying, fundamental physics research, navigation systems, and industrial process monitoring, providing customers with quantum sensors that deliver superior performance compared to classical measurement technologies. The company combines expertise in atomic physics, laser technology, and precision engineering to develop quantum sensing systems for demanding applications requiring the highest levels of measurement precision and stability.
Berkeley Nucleonics Corporation
Berkeley Nucleonics Corporation produces the world's fastest 16-bit AWG (Model 685) for quantum computing with 6.16 GS/s sample rate and 110ps rise time, used for qubit control in research laboratories. The company manufactures high-performance arbitrary waveform generators, pulse generators, and timing instruments essential for quantum computing control systems. Berkeley Nucleonics' Model 685 AWG represents the state-of-the-art in quantum control electronics, enabling researchers to generate the precise, fast waveforms needed to manipulate quantum states with high fidelity.
Bleximo
Bleximo is a Berkeley-based quantum computing startup founded in 2017 developing application-specific quantum accelerators using superconducting qubits. Pioneering co-design methodology that tailors quantum processors, control hardware, and algorithms to solve specific high-value problems. December 2022: Announced expansion to Albany Nanotech Complex in New York State. December 2025: Profiled in QUBIT Semiconductor Market Research Report alongside IBM, Xanadu, and Atom Computing. Maintains collaboration with Lawrence Berkeley National Laboratory's Advanced Quantum Testbed (AQT). Patent-pending hybrid superconducting/photonic processor architecture targets 1,000+ qubits. Focus areas: finance, pharmaceuticals, logistics, and advanced materials through full-stack superconducting quantum computing platform.
Centice
Centice is a North Carolina-based company developing chemical verification and identification technology using quantum sensing principles. The company received funding from Quantum Wave Fund and creates advanced sensors for detecting and analyzing chemical compounds in various applications including security, environmental monitoring, and industrial process control. Centice's technology enables rapid, accurate chemical identification in the field.
Cerca Magnetics
Cerca Magnetics is a Canadian quantum sensing company developing optically pumped magnetometers for medical imaging and geophysical exploration. The company manufactures OPM sensors based on atomic vapor cells that detect extremely weak magnetic fields. Cerca Magnetics targets medical applications including magnetoencephalography (MEG) for brain imaging, as well as geophysical applications for mineral exploration and archaeological surveying where ultra-sensitive magnetic field detection provides valuable measurement capabilities.
Cerca Magnetics UK
Cerca Magnetics develops optically pumped magnetometers (OPM) using rubidium atoms for medical and defense applications with Lego-brick sized devices. The Nottingham company manufactures compact quantum magnetometers. Cerca Magnetics' miniaturized OPM sensors enable brain imaging, geophysical surveying, and defense applications where compact, sensitive magnetic field detection provides critical measurement capabilities.
Circor
Circor International is a Massachusetts-based manufacturer founded in 1999, providing cryogenic valves, vacuum insulated products, cryogenic filters, and complex vacuum insulated piping systems for quantum computing and aerospace applications. The company manufactures specialized cryogenic components for ultra-low temperature systems including dilution refrigerators used in quantum computing. Circor's cryogenic valves and vacuum-insulated piping systems enable precise control of cryogenic fluids in quantum processor cooling infrastructure operating at millikelvin temperatures. The company's products support quantum computing cryogenic systems requiring reliable fluid management for liquid helium and liquid nitrogen cooling. Circor serves quantum computing manufacturers, aerospace companies, research laboratories, and cryogenic equipment providers requiring high-performance cryogenic valves and vacuum-insulated components for quantum processors, superconducting systems, and ultra-low temperature research applications. Circor's cryogenic expertise supports quantum computing infrastructure requiring specialized fluid handling at extreme temperatures.
Creotech Instruments
Creotech Instruments is Poland's leading space technology company founded in 2012 by CERN alumni, developing quantum computing control electronics and quantum telecommunications systems. The company is one of only a few worldwide developing controls for quantum computers, selected by the European High Performance Computing Joint Undertaking (EuroHPC JU) for the EU's first distributed network of large quantum computers, a €100 million project. Creotech's Sinara line ion trap products are critical elements of quantum computer control systems built under AQTION as part of the Quantum Flagship initiative funded by the European Commission. The company employs approximately 200 people and is listed on the Warsaw Stock Exchange, contributing to Poland's emerging quantum ecosystem with quantum computer control systems and telecommunications technologies.
Cryomagnetics
Cryomagnetics Inc. is a leading manufacturer of superconducting magnet systems and cryogenic equipment founded in 1969, based in Oak Ridge, Tennessee, serving quantum computing and scientific research markets. The company manufactures superconducting magnets, cryostats, and cryogenic systems essential for quantum computing applications requiring ultra-low temperatures and high magnetic fields. Cryomagnetics provides superconducting magnet solutions for quantum processors, quantum sensing systems, and quantum research requiring precise magnetic field control at cryogenic temperatures. The company's products support superconducting qubit systems, trapped ion quantum computers, and quantum sensing applications. Cryomagnetics serves quantum computing manufacturers, national laboratories, universities, and research institutions requiring reliable superconducting magnet systems and cryogenic infrastructure for quantum technology development and quantum physics research.
DCVC
DCVC (Data Collective) is a venture capital and private equity firm founded in 2011 and based in San Francisco/Palo Alto, California, led by founders and managing partners Matt Ocko and Zachary Bogue. DCVC made notable quantum computing investments including Rigetti Computing ($24M Early Stage Series A in 2017, company went public in 2021) and Q-CTRL (undisclosed Seed round in 2018 as lead investor). DCVC's quantum investment strategy focuses on companies selling picks and shovels to businesses building quantum systems rather than building quantum computers themselves, with Rigetti being the main exception. The firm invests in data-driven deep tech companies leveraging computational technologies including quantum computing, artificial intelligence, and advanced computing infrastructure. DCVC serves quantum technology startups requiring venture capital for scaling quantum control systems, quantum processors, and quantum computing infrastructure. The firm provides strategic guidance and capital for early-stage quantum technology companies. 2025 Developments: Active investment activities in quantum technology companies continue in 2025. Portfolio companies show progress in technology development and commercialization. Focus on supporting quantum startups through funding and strategic guidance.
Delft Circuits
Delft Circuits is a Dutch quantum technology company founded in 2017 as a QuTech spinout that specializes in manufacturing high-performance cryogenic quantum cables and interconnects essential for quantum computing systems. The company's core product, Cri/oFlex® cabling, provides low-noise, high-fidelity signal transmission solutions that enable precise control and readout of qubits in dilution refrigerators. December 2025: Appointed Martin Danoesastro as CEO and secured €8M Series A extension, bringing total funding to €15M. Investment will accelerate product innovation and expand manufacturing capacity for Cri/oFlex® cabling. Delft Circuits serves quantum computing companies worldwide with critical infrastructure components that maintain signal integrity at millikelvin temperatures required for superconducting quantum processors.
Delta g
Delta g is a University of Birmingham spinout developing quantum gravity sensor technology using patented hourglass quantum gravity gradiometer with stacked atom interferometers and rubidium atoms. September 2025: Secured £4.6M oversubscribed seed round led by Serendipity Capital with NSSIF and SCVC participation. March 2025: Delivered first next-generation sensor to UK Department for Transport. 2025: Won Institute of Physics qBIG Prize for world's first field-deployable quantum gravity gradiometer. Technology enables underground mapping, critical infrastructure monitoring, and GPS-denied navigation. Applications include construction planning, resource exploration, sinkhole detection before formation, and locating underground utilities. Founded by Prof. Mike Holynski, Jonathan Winch, and Dr. Andrew Lamb. CEO: Tony Lowe.
DiaSense
DiaSense is a 2024 spinout from Technical University of Denmark (DTU) developing quantum diamond magnetic microscopes using nitrogen-vacancy (NV) centers for semiconductor chip failure analysis and microscopic-level diagnostics. 2024: Founded by Alexander Huck, Ulrik L. Andersen, Marvin Holten (CTO), and Christian Stig Dalsgaard Nielsen (CEO). Joined Danish Quantum Community as partner. Accepted into BII (Danish quantum technology accelerator). Technology enables contactless chip failure analysis revealing magnetic field patterns invisible to traditional techniques. Applications: neurodegenerative disease diagnosis, semiconductor failure analysis, materials science. Non-destructive testing of semiconductor devices and integrated circuits. Currently pre-revenue, seeking first funding round.
DiTom Microwave
DiTom Microwave specializes in manufacturing RF isolators and circulators for high-reliability applications including quantum computing. The company produces cryogenic RF components designed to operate at temperatures below 77K down to the millikelvin range required for superconducting quantum computers. DiTom's cryogenic isolators and circulators serve the quantum computing industry's need for reliable microwave components that maintain performance at ultra-low temperatures. Their products are essential for qubit control and readout in superconducting quantum processors. The company serves aerospace, defense, space-qualified, and cryogenic hardware markets with proven reliability in extreme environments.
Edwards Vacuum
Edwards Vacuum is a British engineering company founded in 1919 by physicist Frederick David Edwards and his father William, specializing in vacuum and cryogenic technologies for semiconductor, research, and industrial applications. Headquartered in Burgess Hill, UK, and part of the Atlas Copco Group since 2014, Edwards acquired Brooks Automation's CTI-Cryogenics and Polycold cryopump operations in 2018 for $675 million, significantly expanding its cryogenic capabilities. Edwards' cryogenic products serve the quantum computing industry, with photonics-based and ion-trap quantum computers requiring bespoke cryogenic solutions. In February 2022, Edwards joined a consortium led by Universal Quantum, awarded a £7.5M grant from Innovate UK to develop an error-corrected quantum computer, with Edwards responsible for designing, assembling, and commissioning the extreme high vacuum system for the quantum error correction quantum computer (QEC QC). Edwards' combination of vacuum technology expertise and cryogenic systems positions it as a critical supplier to the global quantum computing hardware ecosystem.
EeroQ
EeroQ develops innovative helium-based quantum processors using electrons floating on superfluid helium to create qubits with superior coherence properties and reduced environmental sensitivity. Co-founded by MSU Associate Professor Johannes Pollanen, building on research pioneered at MSU and Bell Labs. October 2025: Published breakthrough in Physical Review X demonstrating first-ever control and detection of individual electrons trapped on superfluid helium at temperatures above 1 Kelvin - 100x warmer than typical quantum systems, opening pathway to more practical quantum processors without dilution refrigerators. 2025 Achievements: Named 2025 MSU Startup of the Year. CEO Nick Farina named to Crain's Chicago Business 40 Under 40. Built largest scaling architecture for quantum computer to date: 2,432 electrons using standard CMOS fabrication. December 2025: Received strategic investment from SEALSQ Corp as part of their 'Quantum Made in USA' industrial strategy. Over $13.5 million in venture funding secured.
eleQtron
eleQtron is a German quantum computing company founded in 2020 that develops MAGIC (Magnetic Quantum Information Coupling) quantum computers using novel approaches to quantum processing, focusing on creating scalable quantum systems with enhanced coherence properties and reduced environmental sensitivity, working to advance quantum computing hardware through innovative qubit designs and quantum control techniques for applications in optimization, simulation, and quantum algorithm development across various industries and research institutions.
Emergence Quantum
Emergence Quantum is an Australian quantum technology company that launched in May 2025 as a spinoff from the University of Sydney. The company was co-founded by Professor David Reilly and Dr. Thomas Ohki, both formerly of Microsoft's quantum computing division. The company develops qubit-agnostic quantum control systems, cryogenic electronics, and quantum sensing technologies. Emergence Quantum specializes in building the 'connective tissue' between qubits and software stacks, including cryogenic control electronics essential for scaling quantum computers. The founding team of approximately 20 members came from Microsoft's Quantum research program and contributed to the development of Microsoft's Majorana 1 quantum chip. In July 2025, Emergence Quantum established a strategic collaboration with IonQ to advance quantum computing hardware capabilities. The company's first commercial products became available in late 2025, focusing on enabling quantum computing systems to scale more effectively through advanced control and sensing technologies.
ERZIA
ERZIA is an OEM manufacturer of high-performance RF and microwave modules, subsystems, and integrated assemblies serving quantum computing applications. Their high-power amplifiers (HPA) drive microwave control pulses for qubit manipulation (4-8 GHz, 10-50W output), while their low-noise amplifiers (LNA) capture weak readout signals with sub-1 dB noise figures across L-Band through W-Band frequencies critical for quantum system architectures. ERZIA provides essential RF infrastructure for quantum control systems worldwide.
EuQlid
EuQlid develops advanced trapped ion quantum systems with focus on high-fidelity qubit operations and scalable ion trap architectures, providing quantum computing solutions for research and commercial applications that require precise atomic control and long coherence times. November 2025: Emerged from stealth mode after securing $3M in Seed+ funding led by QDNL Participations and Quantonation, along with $1.5M in early customer revenue. The company provides solutions for quantum simulation and optimization problems requiring precise atomic control.
Exail
Exail Technologies is a French industrial company formed in 2022 from the merger of ECA Group and iXBlue, specializing in cutting-edge technologies in autonomous robotics, navigation, aerospace, and photonics. Led by CEO Dominique Giannoni, Exail's quantum sensing division leverages decades of research from former students and colleagues of 2022 physics Nobel Prize winner Alain Aspect. In 2021, Exail acquired Muquans, the world's first company to commercialize industry-grade quantum sensors founded by Aspect's former students. Exail develops quantum gravimeters, quantum accelerometers, and quantum inertial navigation systems exploiting quantum advantages for precision measurement. The company is involved in the CARIOQA-PMP European project developing a space-grade quantum gravimeter for Earth and climate monitoring. In 2022, Exail demonstrated a 3-axis hybrid quantum accelerometer, advancing toward drift-free inertial navigation systems. Headquartered in Paris, Exail represents France's strategic leadership in quantum sensing for defense, aerospace, navigation, and scientific applications.
Filtronic
Filtronic is a UK-based RF, microwave, and mmWave solutions provider specializing in customized filters, diplexers, and low-noise amplifiers for quantum computing systems. Their cryogenic-compatible RF filters operate at temperatures near absolute zero to minimize microwave noise in superconducting qubit systems, with switched filter banks enabling dynamic frequency adjustment for enhanced performance in varying quantum computing environments. Filtronic designs bespoke RF solutions for quantum computing companies supporting both control systems outside and circuits inside dilution refrigerators.
FormFactor
FormFactor provides quantum test and measurement solutions including cryogenic probing systems, quantum device test interfaces, and specialized measurement equipment that enable the characterization and testing of quantum devices at ultra-low temperatures required for quantum computing and quantum electronics applications.
Fortytwo Labs
Fortytwo Labs is a Pune-based cryptographic identity platform company founded in 2016. Their π-Control Digital Trust Platform provides quantum-safe cryptographic solutions including AUTH42 hardware authenticators and I-AM MFA. Clients include Ministry of Defense, ICICI Bank, and Yes Bank.
Frequency Electronics
Frequency Electronics designs precision timing and frequency control products including atomic clocks (hydrogen, cesium, rubidium standards) and RF modules up to 67 GHz for quantum sensing and quantum computing applications. The company has over 40 years of quantum sensing experience, developing nitrogen-vacancy diamond magnetometers for the Defense Innovation Unit and Rydberg atom-based RF sensors in partnership with NIST and Freedom Photonics. Frequency Electronics provides critical timing infrastructure for government, defense, aerospace, and quantum technology applications.
FrostByte
FrostByte is a 2025 spin-out from QuTech at TU Delft developing cryogenic electronics that address the scaling bottlenecks facing quantum technologies. The company creates integrated circuits and control electronics that operate at ultra-low temperatures directly alongside quantum processors, reducing wiring complexity and improving signal fidelity. FrostByte's innovations enable the scaling of quantum computers from hundreds to thousands of qubits.
GEM Systems
GEM Advanced Magnetometers is a world leader in high-precision quantum magnetometer technology for earth science, geophysics, mineral and oil exploration, environmental applications, UXO detection, and earthquake research. Founded in 1980 and managed by Dr. Ivan Hrvoic, GEM leads in developing advanced quantum magnetometer technologies including Overhauser, optically pumped Potassium (K-Mag), and Proton Precession magnetometers. Based in Markham, Ontario, the company pioneered the potassium vapor magnetometer and continues innovation in quantum sensing. GEM's magnetometers and gradiometers serve global geophysical survey, resource exploration, and scientific research applications requiring ultra-sensitive magnetic field detection.
Geometrics
Geometrics is a leading manufacturer of magnetometers and geophysical instruments based in San Jose, California. The company develops and manufactures precision magnetometers for measuring planetary-scale magnetic fields using quantum sensing principles. Geometrics operates under a Space Act Agreement with NASA to test magnetometers in specially constructed non-magnetic facilities at Moffett Field, which are instrumental to their product development. With $23.4 million in revenue and 85 employees, Geometrics serves geophysical survey, marine exploration, aerospace, and scientific research markets. The company partners with Texas Instruments on next-generation silicon-based magnetometers incorporating MEMS technology for smaller, more deployable quantum sensors.
Haiqu
Haiqu is a U.S.-Ukrainian quantum software startup founded in September 2022 in Palo Alto by Richard Givhan and Mykola Maksymenko, developing middleware to significantly enhance performance of noisy near-term quantum processors. The company's technology enables execution of quantum circuits up to 100 times deeper by improving transpilation and resilience to noise and errors in quantum computing. Haiqu operates with distributed team across United States, Ukraine, Canada, Germany, Switzerland, and UK. In 2023, Haiqu secured $4 million in pre-seed funding to support product development and build partner ecosystem for market launch, with investors including Toyota Ventures and u.ventures. In 2024, Haiqu raised additional $1.6 million for the Compilation Open Design (CODE) project advancing Canadian innovation through open-source quantum computing access. Haiqu serves quantum computing hardware providers and researchers requiring quantum error mitigation solutions for NISQ-era quantum computers.
High Precision Devices
High Precision Devices (HPD) is a US cryogenic instrumentation company founded in 1993 that develops specialized ultra-low temperature measurement and control instruments for quantum computing and quantum research applications, providing precision thermometry, cryogenic switches, temperature controllers, and measurement electronics that enable accurate monitoring and control of quantum systems operating at millikelvin temperatures, serving quantum computing companies, research institutions, and national laboratories with high-precision instrumentation essential for quantum device characterization, quantum state control, and cryogenic system optimization in dilution refrigerators and other ultra-low temperature environments.
Hitachi
Hitachi Ltd. is a major Japanese multinational conglomerate founded in 1910, headquartered in Tokyo, developing quantum computing technologies including CMOS annealing and gate-type quantum computers. Hitachi started R&D on CMOS annealing machine in 2013, combining quantum annealing principles with CMOS technology creating quantum-inspired computers for combinatorial optimization problems. In 2020, Hitachi started R&D on silicon quantum computer as part of Japan's Moonshot Research and Development Program launched by Cabinet Office. In 2018, Hitachi partnered with University of Tokyo to develop high-speed quantum computer, and signed memorandum with Riken research institute and Belgian research organization to develop silicon-based quantum computer. In June 2024, Hitachi developed new qubit control method stabilizing and extending lifetimes by hundred-fold, accelerating quantum computer development. Hitachi offers CMOS Annealing Cloud Service for quasi-quantum computing serving enterprises requiring optimization solutions across logistics, finance, and industrial applications in Japan and globally.
Hon Hai Research Institute Quantum Computing Center
Hon Hai Research Institute (Foxconn's research arm) launched Taiwan's first trapped ion quantum computing lab in 2023, focusing on ion trap platforms and quantum communications. The company is applying Foxconn's electronics manufacturing expertise to quantum hardware development. Hon Hai's quantum computing center represents Taiwan's electronics industry entering quantum technology, bringing precision manufacturing and systems integration capabilities to trapped ion quantum computer development.
Horizon Quantum Computing
Horizon Quantum Computing creates quantum software development tools and compilers that automatically translate conventional programming languages into quantum circuits, making quantum computing accessible to classical software developers without requiring deep quantum expertise. December 2025: Secured $110M PIPE financing (exceeded 120% target) led by IonQ plus institutional investors - largest quantum software funding round. Became first quantum software company to own and operate its own quantum computer - first private commercial quantum computer in Singapore (components: Maybell Quantum, Quantum Machines, Rigetti). Expected cash access: ~$137M. December 3, 2025: Deployed Singapore's first commercial quantum computer. Sponsoring Q2B Conference (Dec 9-11). September 2025: Announced $503M SPAC merger with dMY Squared Technology Group, Nasdaq ticker 'HQ' expected Q1 2026. Funds support Triple Alpha software environment advancement and Singapore hardware testbed expansion. Market positioning: first software company with quantum hardware ownership, Singapore regional quantum hub leadership, IonQ strategic validation.
HYPRES
HYPRES specializes in superconducting electronics and rapid single flux quantum (RSFQ) technology for quantum computing applications, providing advanced cryogenic electronics, superconducting circuits, and quantum control systems that enable precise manipulation and readout of quantum states in superconducting quantum processors with over four decades of expertise in superconducting technologies.
HYQ Bit
HYQ Bit develops trapped ion quantum computers using precision-controlled ion trapping technology to create high-fidelity quantum systems for research and commercial applications, contributing to China's growing quantum computing ecosystem with focus on scalable ion trap architectures for quantum simulation and optimization applications.
Imec
Imec is a world-leading research and innovation hub in nanoelectronics and digital technologies based in Leuven, Belgium, founded in 1984, with extensive quantum computing semiconductor fabrication programs. Imec collaborates with quantum hardware companies including Diraq, fabricating silicon spin qubits on 300mm wafers using standard CMOS materials. In June 2024, Diraq announced 99.9% control accuracy for silicon spin qubits fabricated by Imec on 300mm wafers, demonstrating scalable quantum processor manufacturing. Imec's semiconductor fabrication capabilities enable quantum computing companies to manufacture qubits using existing semiconductor infrastructure, reducing costs and accelerating quantum computer development. The organization provides process development and manufacturing services for quantum processors, serving quantum hardware startups requiring advanced semiconductor fabrication for superconducting qubits, silicon spin qubits, and other quantum computing architectures.
Imperial College London
Imperial College London is a public research university founded in 1907, located in London, United Kingdom. Imperial conducts advanced quantum research through quantum science and engineering programs advancing quantum computing quantum photonics quantum materials and quantum technologies. The university Controlled Quantum Dynamics Theory group and quantum engineering research advance quantum algorithms quantum control and quantum hardware. Imperial researchers contribute to quantum computing quantum communications and quantum sensing technologies. The university collaborates with UK quantum companies and maintains partnerships with industry advancing quantum technology commercialization. Imperial serves quantum research community through quantum research quantum education and technology transfer supporting UK National Quantum Technologies Programme positioning Imperial as leading quantum research institution advancing quantum technology development.
Industrial Technology Research Institute Quantum Division
Industrial Technology Research Institute (ITRI) Quantum Division developed a low-temperature-control IC module using TSMC's 28nm technology, reducing quantum computer size by 40%. Taiwan's leading applied research institution is leveraging its semiconductor expertise to develop quantum computing components. ITRI's quantum division works on quantum control electronics, cryogenic IC integration, and quantum processor development, supporting Taiwan's strategy to apply its world-leading semiconductor capabilities to quantum computing.
IntelliQ
IntelliQ develops quantum software for industrial optimization focusing on automotive, logistics, and manufacturing sectors. The company provides quantum algorithms and software tools for production planning, supply chain optimization, and quality control. IntelliQ works closely with German automotive manufacturers to develop quantum solutions for complex scheduling and resource allocation problems. The company's platform combines quantum and classical optimization techniques to deliver practical solutions using available quantum hardware. IntelliQ offers consulting services helping industrial companies identify quantum computing opportunities and develop proof-of-concept implementations. Based in Germany's automotive heartland, IntelliQ collaborates with research institutions and industrial partners on quantum optimization applications. The company focuses on hybrid quantum-classical approaches delivering near-term value while preparing for fault-tolerant quantum computing.
Isentroniq
Isentroniq is a Paris-based quantum hardware startup founded in May 2025 by Paul Magnard (PhD in experimental quantum information processing from ETH Zürich, former lead architect at Alice & Bob) and Théodore Amar (former Bain & Company consultant, ex-head of marketing at Hilti) that develops next-generation wiring infrastructure for superconducting quantum computers to solve the critical cryogenic power and space bottleneck that currently limits scaling beyond a few hundred qubits. In October 2025, Isentroniq raised €7.5 million in pre-seed funding led by Heartcore Capital with participation from OVNI Capital, Kima Ventures, IXCORE Group, Better Angle, EPSL VC, plus support from Bpifrance and France 2030 to industrialize its proprietary dense, near-heatless wiring technology that enables 1,000x more qubits to be integrated into existing dilution refrigerators. The company's breakthrough wiring solution is designed to remove heat, cost, and space constraints inside cryostats and unlock the path to million-qubit systems, with the potential to reduce the price of a million-qubit quantum computer from tens of billions to approximately €50 million while solving the wiring deadlock that has become the primary barrier to scaling superconducting quantum processors as control and readout lines currently add excessive heat and complexity that cap systems at a few hundred qubits.
Keysight Technologies
Keysight Technologies provides advanced quantum test and measurement solutions including quantum computing test systems, qubit characterization tools, and precision measurement instruments that enable quantum researchers and manufacturers to validate, optimize, and scale quantum devices and systems across various quantum technology platforms.
KGAL Investment Management
KGAL is a German global asset manager specializing in infrastructure investments, founded in 1968 and headquartered in Grünwald near Munich, Germany. In March 2025, KGAL participated in Quantum Industries' 9.5 million euro seed financing round alongside Sparring Capital Partners and Findus Venture, supporting Vienna-based quantum secure communications company. KGAL focuses on infrastructure investments including critical infrastructure, telecommunications, energy, and transportation sectors increasingly requiring quantum-safe security technologies. The firm brings infrastructure investment expertise and strategic capital to quantum security companies developing solutions for critical infrastructure protection. KGAL recognizes quantum-safe communications as essential infrastructure technology protecting against quantum computing threats to current encryption standards. The firm serves infrastructure operators, utilities, telecommunications providers, and critical infrastructure sectors requiring quantum security investments. KGAL invests in quantum key distribution, quantum-safe communications, and quantum security technologies protecting critical infrastructure communications, energy grid control systems, and transportation networks. The firm contributes to European infrastructure security supporting deployment of quantum-safe technologies for critical national infrastructure.
Kiutra
Kiutra develops revolutionary helium-3-free, cryogen-free cooling systems for quantum technologies and materials research, founded in 2018 as a spin-off from Technical University of Munich by Alexander Regnat, Jan Spallek, Tomek Schulz, and Christian Pfleiderer. The company specializes in adiabatic demagnetization refrigeration (ADR) technology to provide efficient, easy-to-handle cryostats that facilitate quantum computer operation and scientific research without the need for expensive and scarce helium-3. In October 2025, Kiutra secured €13 million in new financing led by NovaCapital and 55 North to accelerate its global scale-up and expand production of next-generation quantum cooling solutions, addressing a critical infrastructure need for the growing quantum computing industry.
Lake Shore Cryotronics
Lake Shore Cryotronics Inc. is an American manufacturer of measurement and control technology for cryogenic and room temperature environments founded in 1968, headquartered in Westerville, Ohio. Lake Shore provides cryogenic temperature sensors, controllers, and measurement systems used extensively in quantum computing research and quantum technology development. The company products enable precise temperature control and measurement critical for superconducting qubit operation, quantum materials characterization, and quantum device testing. Lake Shore serves quantum computing companies, research universities, national laboratories, and quantum technology developers requiring precision cryogenic measurement and control equipment. The company contributes to quantum technology infrastructure providing essential measurement tools for quantum computing hardware development, quantum physics experiments, and quantum system characterization advancing quantum technology commercialization and quantum research capabilities worldwide.
LIGENTEC
LIGENTEC is a B2B manufacturer of photonic integrated circuits for AI, quantum technologies, LiDAR, and biosensors, spun off in 2016 from Professor Tobias Kippenberg's lab at the Federal Institute of Technology (EPFL) in Lausanne, Switzerland, by Michael Geiselmann, Michael Zervas, and Tobias Kippenberg. Headquartered near EPFL in Lausanne with offices near X-Fab in Corbeil-Essonnes, France, LIGENTEC specializes in commercializing all-nitride-core technology. The company is a Swiss-based semiconductor manufacturing partner offering low-loss SiN photonic integrated circuits (PICs) for quantum technologies, LiDAR, communications, space, and sensors. LIGENTEC raised $8.78 million from investors including Horizon Europe, EIC Accelerator, Foundation for Technological Innovation, and Venture Kick. LIGENTEC serves quantum computing applications requiring ultra-low-loss photonic components for qubit control and quantum state manipulation.
M Squared Lasers
M Squared Lasers is a Glasgow-based photonics and quantum technology company founded in 2006 by Dr. Graeme Malcolm OBE and Dr. Gareth Maker, specializing in world-class laser, quantum, and photonics systems critical for fundamental physics research. The company has grown to become a global leader with roughly 100 employees, exporting more than 90% of its products and doubling in size every two years since 2012 with revenue of about £19 million. M Squared's products have enabled breakthroughs in quantum science including the UK's first commercially viable quantum accelerometer, quantum clocks, quantum sensors, and quantum computing systems for industrial applications. Dr. Malcolm, who was awarded an OBE for services to Science and Innovation, regularly provides expert evidence on quantum technology to parliamentary committees and has received numerous entrepreneurship awards for his leadership in advancing photonics and quantum technologies.
Mitsubishi
Mitsubishi Electric conducts quantum computing research through their advanced technology research and development divisions, focusing on quantum applications for industrial automation, power systems optimization, semiconductor manufacturing, and telecommunications infrastructure, investigating quantum algorithms for complex optimization problems in manufacturing, logistics, and energy management while developing quantum-safe security solutions for industrial control systems, contributing to Japan's quantum computing initiatives and exploring quantum technologies that could enhance Mitsubishi's diverse industrial and technology portfolio spanning automotive, aerospace, energy systems, and electronic components.
Mode Labs
Mode Labs is a University of Oxford spin-out company founded in 2021, specializing in continuous, remote, real-time chemical sensors using quantum sensing technologies. The company develops advanced quantum sensing solutions for environmental monitoring, industrial process control, and chemical detection applications that require high precision and continuous operation. Mode Labs leverages quantum physics principles to create sensors with unprecedented sensitivity and accuracy for chemical analysis, gas detection, and environmental monitoring applications across various industries including pharmaceuticals, petrochemicals, environmental science, and industrial manufacturing. The company's quantum sensing platform enables remote monitoring capabilities and real-time data collection for applications requiring continuous chemical analysis and environmental monitoring.
Munich Quantum Instruments
Munich Quantum Instruments develops state-of-the-art photonic quantum sensors for applications such as optical quantum computing, quantum sensing, and quantum communication. The company is part of the Munich Quantum Valley ecosystem and specializes in creating high-performance single-photon detectors and quantum light sources. Munich Quantum Instruments provides critical components for photonic quantum systems.
National Instruments
National Instruments Corporation (now NI, part of Emerson following 2023 acquisition) is an American producer of automated test equipment and virtual instrumentation software founded in 1976, headquartered in Austin, Texas. NI provides test and measurement equipment, control systems, and software platforms (including LabVIEW) used extensively in quantum computing research and quantum technology development. The company solutions enable quantum hardware characterization, qubit control systems, quantum measurement instrumentation, and quantum computing test infrastructure. NI collaborates with quantum computing companies and quantum research institutions providing essential test equipment for quantum processor development and quantum system validation. NI serves quantum technology industry, research laboratories, and quantum hardware developers requiring flexible test and measurement platforms for quantum computing systems and quantum technology experimentation.
Newport Corporation Quantum Division
Newport Corporation manufactures piezo motor linear actuators for nanoscale precision positioning in quantum computing and photonics. The California company provides photonics and motion control products. Newport's precision positioning systems, optical mounts, and vibration isolation platforms serve quantum optics laboratories and quantum computing companies requiring ultra-stable optical setups and precise alignment.
NKT Photonics
NKT Photonics is a Danish photonics company founded in 1999 that develops advanced photonic components and laser systems for quantum computing, quantum communication, and quantum sensing applications, providing specialized fiber lasers, photonic crystal fibers, and optical components that enable precise control and manipulation of quantum states in photonic quantum systems, serving quantum technology companies and research institutions with high-performance photonic infrastructure essential for quantum information processing and quantum optics experiments.
Nord Quantique
Nord Quantique is a pioneering quantum error correction company founded in 2020 in Sherbrooke, Quebec, that develops fault-tolerant quantum computers using bosonic codes and multimode encoding with their breakthrough Tesseract code, exploiting the natural redundancy of photons within quantum modes to achieve built-in error resilience without requiring more physical qubits, demonstrating industry-first quantum error correction at the qubit level with plans to deliver utility-scale machines exceeding 100 logical qubits by 2029 while consuming dramatically less energy than classical HPC systems. November 2025: Selected for DARPA Stage B of Quantum Benchmarking Initiative (up to $15M funding) for superconducting technology with bosonic error correction, advancing toward utility-scale quantum computing by 2033. 2025 Developments: In February 2025, Government of Canada invested $8.1 million in Sherbrooke's quantum sector including Nord Quantique. Funding enabled acquisition of dilution refrigerators and quantum control electronics. In May 2025, announced multimode quantum encoding technology that cuts qubit count and boosts error correction. Secured supply chain for quantum chip manufacturing.
Orange Quantum Systems
Orange Quantum Systems develops specialized quantum chip testing and characterization systems that enable quantum device manufacturers to validate and optimize their quantum processors through precise measurement and analysis capabilities, providing essential tools for quantum hardware development and quality control in the quantum computing supply chain.
Origin Quantum
On January 6, 2024, China's third-generation superconducting quantum computer 'Origin Wukong' became operational, powered by a 72-qubit 'Wukong chip' (198 qubits total including 72 working qubits and 126 coupler qubits). As of 2024-2025, Origin Wukong has surpassed 20 million international visits from 139 countries and regions worldwide, with the United States accounting for most interactions. Since launch, Origin Wukong has completed over 339,000 quantum computing tasks across various industries including fluid dynamics, finance, and biomedicine. In May 2025, China unveiled its fourth-generation self-developed quantum control system, Tianji 4.0, capable of supporting over 500 qubits. As of October 2024, the Wukong 72-qubit indigenous superconducting quantum chip has been running smoothly for nine months. China has upgraded its first independently developed superconducting quantum computer production line and achieved local production of key quantum computing modules for Origin Wukong, marking China's first instance of automated batch testing of quantum chips.
Palo Alto Networks
Palo Alto Networks is a leading cybersecurity company that has integrated quantum-safe security capabilities across its Next-Generation Firewall and Secure Access Service Edge (SASE) platforms. The company introduced post-quantum VPNs in November 2023 and offers a Quantum Readiness Dashboard for enterprise-wide visibility and control. Rather than operating a separate quantum division, Palo Alto Networks has embedded quantum-resistant cryptography throughout its product lines and partners with quantum technology firms and government initiatives on PQC standards.
Phoenix Company of Chicago PkZ Quantum
Phoenix Company of Chicago provides PkZ Connection Technology specialized for quantum computing RF interconnects and cabling. The historic Chicago company manufactures RF components. Phoenix's PkZ quantum interconnect technology provides high-density, low-loss RF connections for quantum computing systems, addressing the challenge of routing thousands of RF control lines in cryogenic quantum processors.
Photonic Inc
Photonic Inc develops distributed, fault-tolerant quantum computers using silicon 'T centre' spin qubits optically linked via telecom fiber. 150+ employees in Vancouver, US, UK. Total funding: $140M (including $100M from Microsoft, BCI, UK NSSIF). November 2025: Advanced to DARPA QBI Stage B (up to $15M). Stage A blueprint validated utility-scale design based on optically-linked silicon spin qubits. September 2025: Nature Photonics publication - first electrically-injected single-photon source in silicon (with Simon Fraser University). New diode nanocavity devices for electrical control over silicon color center qubits. August 2025: Selected as Canadian Defence IDEaS semi-finalist - $1M CAD grant for quantum repeater technology supporting NORAD modernization. Networking is native feature - qubit modules entangled via telecom-fiber links. Targeting utility-scale quantum computing by 2033.
PI Physik Instrumente
PI (Physik Instrumente) manufactures piezo systems, hexapods, and nano-positioning stages for Silicon Photonics, Quantum Photonics, and quantum computing applications. The Karlsruhe company provides precision motion control. PI's piezoelectric positioning systems enable the nanometer-scale precision required for quantum optics alignment, photonic quantum chip testing, and quantum device assembly.
Picarro
Picarro, Inc. is a California-based company founded in 1998, specializing in gas analyzers based on cavity ring-down spectroscopy (CRDS) technology for atmospheric science, greenhouse gas measurement, air quality monitoring, and industrial applications. Headquartered in Santa Clara, California, Picarro holds dozens of patents related to CRDS technology and designs and manufactures products at its Silicon Valley facility. Led by CEO Alex Balkanski since November 2013, Picarro provides precision measurement solutions for monitoring greenhouse gases, volatile organic compounds, fugitive emissions, energy exploration and distribution, and supply chain integrity. The company's CRDS-based instruments offer ultra-precise trace gas detection leveraging quantum mechanical principles of light-matter interaction for applications in environmental monitoring, climate research, and industrial process control. In 2023, Italian energy infrastructure company Italgas became a shareholder in Picarro, expanding its global reach. Picarro's quantum sensing capabilities serve research institutions, government agencies, and commercial customers requiring parts-per-trillion sensitivity for gas detection and atmospheric analysis.
Piezosystem Jena
Piezosystem Jena manufactures OEM piezo actuators and piezo stages for semiconductor, photonics, and aerospace with over 30 years of sub-nanometer precision experience. The Jena company provides precision positioning. Piezosystem Jena's piezoelectric actuators and positioning stages serve quantum technology applications requiring ultra-precise motion control for optical alignment, quantum device positioning, and scanning probe microscopy.
Planckian
Planckian is a Pisa-based quantum technology startup that emerged as a joint spinoff from the University of Pisa and Scuola Normale Superiore to pioneer groundbreaking solid-state energy technology using quantum mechanics. The company secured €2.7 million in pre-seed funding in July 2023 led by CDP Venture, Exor Ventures, and private investors to transcend traditional electrochemical approaches in energy technology. Planckian's research focuses on leveraging quantum effects to enable qubits to achieve collective higher energy states, with potential applications in revolutionizing sustainable energy solutions including quantum batteries capable of indefinite energy storage. The company also develops superconducting quantum computers with innovative global control schemes, combining quantum battery research with quantum computing hardware development. Founded by leading quantum researchers including Marco Polini (Chief Scientific Officer) and Vittorio Giovannetti (Executive Scientific Advisor), Planckian represents Italy's push into quantum energy applications and next-generation quantum processor architectures.
Prenishq
Prenishq Pvt. Ltd. is a Delhi-based quantum hardware company incubated at IIT Delhi, selected for support under India's National Quantum Mission (NQM) and the National Mission on Interdisciplinary Cyber-Physical Systems (NMICPS). The company develops and commercially deploys high-precision diode laser systems essential for quantum computing and sensing technologies. Prenishq's precision diode-laser systems are critical components for controlling quantum states in quantum processors, quantum communication systems, and quantum sensing applications. Union Minister Dr. Jitendra Singh announced Prenishq's selection as one of eight pioneering startups supported by the Department of Science and Technology's quantum technology initiative, establishing India's competitive position in the global quantum technology race.
Promwad
Promwad is an international electronics design house offering custom hardware and embedded software development with specialized expertise in FPGA-based solutions for quantum computing. Headquartered in Germany with engineering offices in Lithuania, Latvia, Poland, and Serbia, the company develops FPGA-based digital logic for real-time control signal generation and modulation of qubits using high-speed DACs and PLLs. Promwad's FPGA technologies serve as essential building blocks in quantum computers for readout boards, parallel processing, and custom instrumentation. The company provides advanced FPGA-based development solutions for quantum computing hardware, working with Xilinx and other FPGA platforms. Promwad serves telecom, automotive, industrial automation, and quantum computing industries.
Promwad Engineering
Promwad Engineering provides FPGA-based quantum computing control systems and embedded electronics design services. With engineering offices in Poland and across Eastern Europe, the company specializes in developing quantum control hardware using Xilinx RFSoC and other FPGA platforms. Promwad's engineering capabilities include high-speed DACs, complex SoC architectures, and real-time signal processing for qubit manipulation. The company serves quantum computing startups and research institutions requiring rapid prototyping and custom FPGA development for quantum processor control. Their expertise spans telecommunications, industrial automation, and quantum computing applications with focus on FPGA design and high-speed interfaces.
Q-Block Computing
Q-Block Computing is a vertically integrated quantum computing startup focused on delivering fault-tolerant quantum devices for advanced computation, communication, and sensing. The company commercializes a scalable and integrated quantum photonic platform called the Q-block module, inspired by today's superscalar processing architectures with distributed precision timing. Q-block modules are deployed as exquisite quantum clocks and resilient quantum communication devices for the defense and security sector. The company offers miniature interference-filter-based external cavity diode lasers and monolithic thermally-compensated laser resonators that have been stabilized to control complex atoms and photons in quantum systems.
Q-CTRL
Q-CTRL is a leading quantum technology company specializing in quantum control infrastructure software that makes quantum computing hardware more stable, reliable, and useful. Founded in 2017 by Michael Biercuk, a quantum physicist from the University of Sydney, Q-CTRL has developed a comprehensive suite of quantum firmware and software tools that apply machine learning and control theory to reduce errors in quantum systems. The company's products include Fire Opal for quantum circuit optimization, Black Opal for quantum computing education, and Boulder Opal for quantum control optimization. Q-CTRL's technology has been validated on quantum computers from major providers including IBM, Google, and Rigetti, demonstrating significant improvements in quantum algorithm performance through error suppression and noise mitigation. August 2025: DARPA selected Q-CTRL for the Robust Quantum Sensors (RoQS) program with an A$38M (US$24.4M) contract for field-validated quantum sensing technologies for high-performance military vehicles. On September 16, 2025, Q-CTRL announced a strategic partnership with QUCAN Quantum Technologies (QUCAN), merging complementary strengths in quantum control software and hardware to deliver quantum sensing solutions optimized for real-world field deployment, initially targeting defense and aerospace applications. On October 9, 2025, Q-CTRL's Ironstone Opal, a ruggedized quantum sensor system designed for navigation in GPS-denied environments, was named one of TIME magazine's Best Inventions of 2025, recognized for its ability to provide precise positioning data where traditional navigation systems fail. Market positioning: critical infrastructure provider in quantum computing stack, expanding into defense quantum sensing with major DARPA backing.
Qblox
Qblox is a Dutch quantum control hardware company founded in 2019 as QuTech spinoff, developing 'Cluster' modular control stacks. Series A: $26M led by Quantonation and Invest-NL Deep Tech. November 2025: DOE announced partnership with Fermilab to coordinate manufacturing and distribution of QICK (Quantum Instrumentation Control Kit) open-source platform. Selected for DARPA QBI alongside Keysight, Quantum Machines, and Zurich Instruments. November 2025: Partnered with QuantWare and Q-CTRL to launch Quantum Utility Block (QUB) pre-integrated superconducting system. February 2025: Joint research with QphoX and Rigetti published in Nature Physics - demonstrated superconducting qubit readout using optical transducer. 146 employees. Hardware-agnostic Cluster stack supports thousands of qubits across multiple qubit types.
QDevil
QDevil is a Danish quantum electronics company founded in 2016 that develops precision electronic instruments and components for quantum computing and quantum research, specializing in ultra-low noise electronics, quantum device characterization tools, and measurement equipment that enable researchers and quantum technology companies to control and measure quantum devices with high precision, providing essential electronic infrastructure for quantum laboratories and quantum computing development worldwide.
Qedma
Qedma is an Israeli quantum error mitigation company developing software that improves the performance and reliability of quantum computers. The company's technology uses advanced error suppression and mitigation techniques to extract more accurate results from noisy quantum hardware. Qedma's solutions work across multiple quantum computing platforms and enable more complex quantum algorithms to run on current-generation quantum computers.
Qilimanjaro
Qilimanjaro Quantum Tech is a Barcelona Supercomputer Center spinout founded in 2019 that develops quantum computing solutions combining quantum annealing and gate-model quantum computing approaches, creating hybrid quantum-classical systems that can solve optimization problems and quantum simulations for industries including finance, logistics, and materials science, leveraging Spain's supercomputing expertise and European quantum initiatives to advance practical quantum computing applications with focus on near-term quantum advantage in optimization and simulation problems. In September 2025, Qilimanjaro announced a strategic partnership with Qblox, a Netherlands-based quantum control hardware company, to integrate Qblox's control electronics with Qilimanjaro's superconducting quantum processors, enabling enhanced scalability and performance for their quantum computing systems through advanced control and readout capabilities. In October 2025, Qilimanjaro joined the IMPAQT UA cooperative consortium as the first analog quantum computing company, focused on building interoperable and scalable quantum systems through collaborative research and development with other European quantum technology organizations. In October 2025, Qilimanjaro Quantum Tech and QURECA signed a collaboration agreement for quantum education, including workshops on analog and hybrid quantum computing with hands-on access to Qilimanjaro's platform to advance quantum computing education and workforce development. 2025 Developments: In October 2025, pioneered QiliSDK, an open-source Python framework.
Qruise
Qruise is a German quantum control software company founded in 2018 as a Forschungszentrum Jülich spinoff that develops machine learning-powered software for quantum device development, creating 'digital twin' simulators and automated optimization algorithms that replace manual work traditionally done by quantum physicists, with strategic partnerships with Quantum Machines and Zurich Instruments to integrate their ML Physicist software into quantum control systems for automated qubit tune-up, gate optimization, and device characterization across superconducting and Rydberg atom quantum platforms.
QuamCore
QuamCore is an Israeli deep tech startup founded in 2022 developing a patented superconducting quantum processor architecture capable of integrating 1 million qubits into a single cryostat. The company emerged from stealth in March 2025 with $9 million in seed funding led by Viola Ventures and Earth & Beyond Ventures, with participation from Surround Ventures and international strategic investors. QuamCore's breakthrough technology moves control electronics inside the cryostat, reducing cabling by over 1,000x compared to traditional approaches and solving the heat management bottleneck that previously limited systems to approximately 5,000 qubits per cryostat. This innovation dramatically reduces the size, energy consumption, and cost of quantum computers. The leadership team includes CEO Alon Cohen (former EyeC Radar Group co-founder at Mobileye/Intel with 40+ patents), CTO Prof. Shay Hacohen-Gourgy (Technion professor with 15+ years in superconducting quantum research), Chief Scientist Prof. Serge Rosenblum (Weizmann Institute researcher), and Senior Advisor Prof. Eby G. Friedman (University of Rochester expert in superconducting digital circuits). Target applications include pharmaceuticals, AI, materials science, and energy sectors.
Quantic X-Microwave
Quantic X-Microwave was founded in 2013 by John Richardson and Raymond Page in Austin, Texas, opening for business in 2015, acquired by Quantic Electronics in August 2021. The company delivers industry-leading performance through advanced RF and microwave solutions for aerospace, defense, quantum computing, wireless infrastructure, and radar applications. Quantic X-Microwave offers patented X-MWsystem modular design technology revolutionizing RF and microwave industry, consisting of large portfolio of modular X-MWblock drop-in components featuring amplifiers, mixers, switches, and attenuators. The company serves quantum computing sector with specialized RF and microwave components for demanding quantum processor control and readout systems. Quantic X-Microwave provides quick turn simulation, prototyping, and production services for quantum computing manufacturers, research laboratories, and aerospace companies requiring high-performance modular RF solutions for quantum technology applications and quantum computing control systems.
QuantrolOx
QuantrolOx is an Oxford University spin-out building AI and machine learning-based automation software for quantum computer control systems. Their flagship product Quantum Edge uses Bayesian optimization to automate tuning, stabilization, and optimization of qubits across all major quantum hardware platforms, reducing resonator and qubit spectroscopy from hours to seconds and enabling one expert to manage multiple quantum computers instead of 3-4 experts for 10 qubits. The company raised £1.4 million in seed funding in 2022 led by Hoxton Ventures and Nielsen Ventures.
Quantum Benchmark
Quantum Benchmark was a Canadian quantum software company founded in 2017 that specialized in quantum error diagnostics and quantum performance validation tools, developing True-Q software for quantum error characterization, gate set tomography, and quantum processor benchmarking that enabled quantum computing companies to optimize their systems and validate quantum operations, providing essential tools for quantum hardware development and quality control before being acquired by Keysight Technologies to enhance their quantum test and measurement portfolio, bringing advanced quantum error diagnostics capabilities to Keysight's comprehensive quantum computing test solutions.
Quantum Flow Technologies
Quantum Flow Technologies manufactures specialized pumps and fluid handling equipment for quantum computing infrastructure. The company provides vacuum pumps, cryogenic fluid handling systems, and precision flow control equipment essential for quantum computer cooling systems. Quantum Flow Technologies serves quantum hardware manufacturers requiring ultra-reliable fluid and vacuum systems for maintaining quantum processor operating conditions.
Quantum Machines
Quantum Machines is the leading quantum control systems provider, used by more than 50% of all quantum computing companies worldwide. February 2025: Raised $170M Series C led by PSG Equity with Intel Capital and Red Dot Capital. Total funding now $280M. ~200 employees across Israel, Denmark, Germany with further expansion planned. November 2025: Launched OPX1000 advanced control system. DARPA QBI selection. Hosted AQC25 conference in Boston with MIT, Yale, Google Quantum AI. May 2025: Partnered with Alice & Bob and Bluefors on $50M Paris quantum lab. Collaborates with NVIDIA on DGX Quantum for real-time quantum-classical integration. OPX1000 co-located at Israeli Quantum Computing Center with Rigetti Novera QPU and NVIDIA Grace-Hopper servers. Control systems scale to tens of thousands of qubits for error correction.
Quantum Microwave
Quantum Microwave offers millimeter and microwave low noise amplifiers, attenuators, cryogenic products, mixers, multipliers, bias tees, filters, and more for quantum computing applications. The company provides cryogenic testing available at 4K and 10 mK temperatures. Quantum Microwave's cryogenic components are designed with OFHC Copper for optimal thermal conductivity in ultra-low temperature environments. The company's amplifiers and attenuators minimize noise at cryogenic temperatures, enabling accurate detection of quantum signals. On quantum computer control lines, attenuators reduce thermal radiation and signal power to levels suitable for qubit control, while amplifiers on readout lines make quantum signals detectable at room temperature. Quantum Microwave serves quantum computing manufacturers requiring high-performance RF and microwave components for superconducting quantum processors, trapped ion systems, and other quantum computing platforms requiring ultra-low noise cryogenic signal processing.
Quantum Motion
On September 15, 2025, Quantum Motion delivered the first full-stack silicon CMOS quantum computer at the UK National Quantum Computing Centre, built on a 300-mm wafer process that integrates a quantum processing unit, cryogenic control electronics and a dilution refrigerator into a footprint of just three 19-inch racks. November 2025: Selected for DARPA Stage B of Quantum Benchmarking Initiative (up to $15M funding) for MOS-based silicon spin qubit technology, advancing toward utility-scale quantum computing by 2033. The system combines Quantum Motion's Quantum Processing Unit with a user interface and control stack compatible with Qiskit and Cirq, offering a complete data-centre-friendly solution that can be upgraded to larger processors without altering its physical envelope. This milestone demonstrates that a robust, functional quantum computer can be mass-produced using the same transistor technology underpinning conventional silicon chips. In October 2025, researchers at Quantum Motion achieved single-shot spin readout directly within a standard 22 nanometer integrated circuit, converting spin information into a measurable electrical signal with exceptional visibility exceeding 90% and observing millisecond spin relaxation times.
QuantWare
QuantWare is a TU Delft/QuTech spinout founded in 2020 by Dr. Alessandro Bruno and MSc Matthijs Rijlaarsdam that became the world's first company to commercially manufacture superconducting quantum processors for third parties, offering off-the-shelf QPUs like the 5-qubit Soprano and 25-qubit Contralto. In March 2025, QuantWare raised €20 million in Series A funding co-led by Invest-NL Deep Tech Fund and Innovation Quarter to accelerate development of their revolutionary VIO technology, which solves scaling bottlenecks by routing connections vertically in 3D, enabling superconducting quantum processors to scale to thousands of qubits and potentially millions in a single processor. November 2025: QuantWare, Q-CTRL, and Qblox launched the Quantum Utility Block (QUB), a pre-integrated superconducting quantum computing system combining QuantWare's processors, Qblox's control electronics, and Q-CTRL's performance software for rapid deployment and operational excellence. 2025 Developments: In September 2025, QuantWare and C-DAC signed Letter of Intent to co-develop hybrid quantum computing technologies. The company's foundry services enable customers to build full-stack quantum computers at one-tenth the cost of competing solutions, with total funding now exceeding $32.9 million.
QUDORA
QUDORA is a German quantum computing developer specializing in trapped-ion quantum computers using Near-Field Quantum Control (NFQC) technology. The company's flagship NFQC technology relies on ions confined in electromagnetic traps and manipulated with finely tuned laser pulses, enabling room-temperature operation that reduces infrastructure costs compared to superconducting circuits requiring millikelvin temperatures. QUDORA's compact, scalable architecture allows dozens of ions to be entangled in a single chip-scale module to create fault-tolerant quantum processors capable of running complex algorithms in minutes with cloud-based workflow compatibility. In September 2025, QUDORA announced a strategic collaboration with South Korean research institutions and technology partners to establish quantum computing research centers in Seoul and Daejeon, focusing on quantum applications for advanced materials, battery technology, and semiconductor manufacturing, positioning South Korea as a key market for QUDORA's Asia-Pacific expansion strategy. In October 2025, QUDORA closed a strategic partnership with Kensho, a Taiwanese distributor, to accelerate quantum computing commercialization in Taiwan, combining QUDORA's trapped-ion platform with Kensho's deep ties to Taiwan's precision-manufacturing sector to bring quantum-enhanced tools into laboratories, factories, and corporate data centers across Asia-Pacific. The alliance generated significant attention at SEMICON Taiwan 2025, targeting applications in semiconductor design, pharmaceutical research, and industrial optimization while expanding QUDORA's presence beyond Europe into the strategically important Asia-Pacific market.
Queensgate Nanopositioning
Queensgate manufactures piezo actuators with capacitance feedback for precision motion control and nanopositioning in quantum applications. The Torquay company provides closed-loop positioning systems. Queensgate's high-precision actuators enable nanometer-scale positioning for quantum optics experiments, quantum device manufacturing, and scientific instrumentation requiring ultra-stable positioning.
QuEL
QuEL is an Osaka University-affiliated startup established in 2021 that supplies novel qubit controllers for quantum computing researchers. The company develops advanced control electronics and software for precise qubit manipulation in quantum computers. QuEL's technology enables improved quantum gate fidelity and better overall quantum computer performance through sophisticated control systems.
QuEra Computing
QuEra Computing develops neutral atom quantum computers based on research from Harvard (Mikhail Lukin), MIT (Vladan Vuletic, Markus Greiner). In February 2025, raised $230 million led by Google Quantum AI and SoftBank Vision Fund 2 (previous: $47M October 2024), bringing total funding to $277M+. November 2025: QuEra selected for DARPA Stage B of Quantum Benchmarking Initiative (up to $15M funding), advancing toward utility-scale quantum computing by 2033. The company expanded QuEra Quantum Alliance membership and demonstrated improved neutral atom qubit performance. 2025 Developments: Google Quantum AI's strategic investment validates neutral atom technology approach. Technology uses rubidium neutral atoms controlled by lasers with advancing quantum error correction capabilities. Partnership with Massachusetts Green High Performance Computing Center ($16 million expansion). Algorithmiq joined QuEra Quantum Alliance (December 2024). Focus on building fault-tolerant technology and expanding global partnerships.
QustomDot
QustomDot is a Ghent University spinoff (January 2020) developing cadmium-free quantum dot inks and resins for microLED displays, converting blue LED light to red/green. November 2024: Secured €2.7M financing round from PMV (Flemish investment), QBIC, Vigo Ventures, Noshaq, and EIC Fund. Total raised: $9.2M (€4.8M venture capital + €5.2M grants including €2.5M EIC Accelerator grant with access to €3.5M equity facility). 2024-2025: Started product sampling with top microLED manufacturers in Taiwan. 5 active industry partnerships established. Plans to engage advanced display manufacturers globally in 2025. MicroLED display market projected to reach $27B by 2027. Technology enables high-quality quantum dots with precise optical property control for quantum light sources, single-photon emitters, and next-generation display technology.
RF Com CryoCoax
RF Com manufactures high-density microwave interconnects for quantum computers with SMPM connectors at 4.75mm pitch enabling 120 lines on ISO 100 plate. The Abingdon company specializes in cryogenic RF. RF Com's CryoCoax high-density interconnect solutions address the wiring bottleneck in scaling quantum computers, enabling thousands of control and readout lines in compact dilution refrigerator spaces.
Rohde & Schwarz
Rohde & Schwarz (in partnership with Zurich Instruments) provides complete quantum computing control solutions with signal analyzers, AWGs, and signal generators, with Zurich's QCCS controlling 100+ qubits. The German test and measurement company combines its RF and microwave instrumentation expertise with Zurich Instruments' quantum control systems. Together they provide comprehensive quantum control electronics from signal generation to measurement, enabling researchers and quantum computing companies to build scalable control systems for large quantum processors.
Sacher Lasertechnik
Sacher Lasertechnik GmbH is a German manufacturer and technology leader specializing in high-power tunable external cavity diode lasers for scientific and industrial applications. Founded by Dr. Joachim R. Sacher, one of the pioneers of diode lasers with external cavity, the company evolved from a university spin-off to a globally recognized technology leader over 30 years. Sacher Lasertechnik offers a comprehensive portfolio of laser product families based on patented technology for applications in quantum technology, general research, spectroscopy, metrology, environmental science, biomedicine, space technology, and process control. The company's sub-kHz tunable diode lasers are specifically designed for advanced quantum applications, making them essential suppliers to quantum computing research labs and quantum sensing projects worldwide. Based in Marburg, Germany, Sacher Lasertechnik celebrated its 30th anniversary in 2022, demonstrating sustained innovation in laser technologies for quantum and photonics applications.
SK hynix
SK hynix Inc. is a South Korean memory semiconductor supplier founded in 1983, headquartered in Icheon, Gyeonggi Province. SK hynix explores quantum computing applications including quantum memory, quantum-classical hybrid systems, and semiconductor technologies for quantum control systems. The company investigates cryogenic memory solutions for quantum computers and semiconductor components for quantum computing infrastructure. SK hynix collaborates with quantum computing companies and research institutions developing semiconductor technologies for quantum systems. The company serves global semiconductor markets and quantum technology sector requiring memory solutions and semiconductor components for quantum-classical hybrid computing systems. SK hynix contributes to quantum computing infrastructure development advancing semiconductor technologies for quantum systems and quantum computing hardware representing South Korea semiconductor industry quantum technology involvement.
Spectrum Instrumentation GmbH
Spectrum Instrumentation is a German instrumentation company providing arbitrary waveform generators (AWGs) widely used in quantum computing research, particularly the M4i.66xx-series 16-bit AWGs for qubit control. The company's high-performance AWG cards enable precise control signals required for manipulating quantum states in superconducting, trapped ion, and photonic quantum computers. Spectrum Instrumentation's products are deployed in quantum research laboratories and quantum computing companies worldwide, serving as critical control electronics for quantum processors.
SQK Inc
SQK Inc is a US-Canada-Korea deep-tech startup developing quantum-AI hybrid computing solutions for precision medical imaging. The company specializes in quantum control systems, quantum-classical hybrid computing architectures, and AI-driven quantum signal processing. SQK was selected for the inaugural Alchemist Chicago deep-tech cohort in October 2025 and receives support from IBM through the Duality accelerator's specialized quantum software track, gaining access to IBM's quantum computing platforms and technical workshops. Founded through the University of Washington's CoMotion startup program, SQK develops reliable quantum-AI medical imaging solutions that combine quantum computing with artificial intelligence to advance healthcare diagnostics and medical imaging capabilities.
Stanford University
Stanford University is a private research university founded October 1 1891 located in Stanford California leading in quantum research through Q-FARM uniting experts from Stanford and SLAC National Accelerator Laboratory to advance quantum information science. Stanford promotes interdisciplinary collaboration integrating efforts from physics engineering and computer science departments. Stanford research advances quantum algorithms quantum cryptography quantum control quantum error correction and quantum hardware development essential for practical quantum computers. The university conducts quantum research spanning quantum optics superconducting qubits trapped ions quantum materials and quantum sensing. Stanford has produced numerous quantum computing spinouts and maintains partnerships with leading quantum companies serving quantum research community government agencies and industry partners.
Symmetricom
Symmetricom, Inc. was an American company specialized in high precision timekeeping technology, acquired by Microsemi in 2013 for $230 million, which subsequently became part of Microchip Technologies Inc. Symmetricom developed products including hydrogen masers, rubidium and cesium atomic standards, temperature and oven controlled crystal oscillators, miniature and chip scale atomic clocks, network time servers, network sync management systems, cable timekeeping solutions, telecom synchronization supply units (SSUs), and timing test sets. The company launched the first commercial Chip Scale Atomic Clock (CSAC) model SA.45s in 2011, with over 100,000 units sold. The CSAC provides wide operating temperatures, fast warm-up/atomic-lock, and superior frequency stability in extreme environments. Symmetricom's innovations supported quantum computing applications requiring ultra-precise timing synchronization. Now operated under Microchip Technology, the timing solutions serve aerospace, defense, communications, and quantum computing industries.
Tabor Electronics
Tabor Electronics was established in 1971 in Israel as spin-off of Elron Corporation, headquartered in Nesher, Israel. The company's product portfolio includes high-end signal sources: RF and Microwave Signal Generators, High Speed Arbitrary Waveform Generators/transceivers, and high-voltage amplifiers. The Proteus Arbitrary Waveform Generator is ideal for applications in quantum computing, electronic warfare, radar, and next generation communications. Tabor Quantum Solutions provides full toolkit quantum control instrumentation including Arbitrary Waveform Generators (AWG), Digitizers, and Amplifiers providing premium signal source solutions for quantum physics, communications, and radar. In February 2024, FormFactor and Tabor Electronics presented Echo-5Q project, demonstration of full stack 5-Qubit Quantum Computer for research and education leveraging QPU supplied by QuantWare. Tabor serves quantum computing manufacturers, research laboratories, and quantum hardware developers requiring precision signal generation and control for qubit manipulation and quantum processor operations.
Tektronix
Tektronix is a leading test and measurement equipment manufacturer founded in 1946, providing advanced measurement solutions for quantum metrology applications through products like the MSO Series 4 oscilloscopes. The 4 Series B MSO is a class-leading mixed signal oscilloscope featuring analog bandwidth up to 1.5 GHz with 4 or 6 analog channels, sample rate of 6.25 GS/s, record length from 31.25M to 62.5M, and 13.3 inch full HD (1920 x 1080) capacitive touchscreen. The FlexChannel technology provides flexibility with inputs that measure one analog or eight digital signals per channel for mixed signal analysis. Tektronix oscilloscopes are ideal for debugging and validating embedded systems, power converters, and quantum computing control electronics requiring ultra-precise timing measurement capabilities. Based in Beaverton, Oregon, Tektronix serves quantum computing manufacturers needing high-performance test equipment for development and production of quantum processors and control systems.
Texas Instruments
Texas Instruments Incorporated is an American technology company founded in 1930, headquartered in Dallas, Texas, designing and manufacturing semiconductors and integrated circuits. TI provides analog and embedded processing chips, signal processing components, and control systems used in quantum computing control electronics and quantum measurement systems. The company semiconductor components enable qubit control, quantum signal processing, and quantum system integration. TI serves quantum computing companies and quantum research institutions requiring precision analog electronics, digital control systems, and signal processing components for quantum processor control and quantum measurement infrastructure. The company contributes to quantum technology supply chain providing essential semiconductor components for quantum computing systems advancing quantum hardware development and quantum control electronics.
Thermal Space
Thermal Space is a Boulder, Colorado-based company founded in 2015 that designs and manufactures refrigerant and cryogenic cold plates used by NASA, the US military, government, and academic laboratories. The company provides critical cryogenic cooling solutions for quantum computing applications, which require temperatures reaching sub-10 millikelvin levels—colder than outer space's 2.7 K. Thermal Space's cryogenic cold plate technology supports the ultra-low temperature environments necessary for superconducting quantum circuits and qubits, which are basic processing units of quantum computers. The company's products have been deployed in NASA quantum research programs, including work related to Bose-Einstein condensates and cold atom laboratories. Thermal Space operates within the broader ecosystem of companies providing essential cryogenic cooling infrastructure enabling practical quantum computing systems and advanced physics research requiring extreme temperature control.
TOPTICA Photonics
TOPTICA Photonics is a German laser manufacturer supplying specialized diode and fiber laser modules with subkilohertz linewidths for quantum computing applications. The company provides ultra-stable narrow-linewidth lasers essential for trapped ion quantum computers, neutral atom systems, and quantum networking. TOPTICA's laser systems enable the precise optical control and manipulation of quantum states required in atomic and photonic quantum computing platforms, serving as critical components in quantum technology supply chains.
TreQ
TreQ Global Inc is a quantum systems engineering company founded in 2023 by US Air Force Reserve Brigadier-General Mandy Birch to expedite next-generation computing clusters that include quantum processors. The company is a global, high-level manufacturing company that builds and operates bespoke quantum computing clusters when and where clients need them. In October 2024, TreQ closed an oversubscribed seed round raising $5+ million led by Lavrock Ventures with participation from Creator Fund, Green Sands Equity, and firstminute capital. TreQ's approach marks a departure from single-technology, lab-based quantum computing, focusing on open-architecture design, systems engineering, and high-level manufacturing. By integrating innovative components and processor prototypes from various sources, TreQ delivers complete quantum systems. Team members have built some of the world's first commercial quantum computers with experience at NASA, Apple, Cisco, and Department of Defense. Headquartered at Milton Park in Oxfordshire, UK's largest single ownership innovation community, TreQ chose the UK as its headquarters due to its status as a global quantum hub. Products include the COMPASS SG25B turnkey Quantum Innovation Station featuring Rigetti's Novera 9-qubit QPU and Qblox modular quantum control stacks.
TundraSystems Global
TundraSystems Global LTD is a quantum optical computing company founded in October 2014 in Cardiff, Wales, developing a quantum photonics technology library and the TundraProcessor quantum photonics microprocessor. The company amalgamates developments from academic sources including University of Bristol, MIT, and UK Quantum Technology Hubs to develop computational solutions in an all-optical regime using the Quantum Computational Paradigm. At the heart of their TundraSystem is a 64-qubit quantum processor, functioning as a High-Performance Computing Unit (HPC Unit). TundraSystems is developing TundraQOS (Quantum Operating System), a universal quantum operating system with classical control. The company was featured in The Journal of Supercomputing's comprehensive review of scalable fault-tolerant photonic quantum computers alongside iPronics, Jiuzhang, ORCA Computing, Photonic Inc., PsiQuantum, Quandela, QuiX Quantum, TuringQ, and Xanadu. Founded by Dr. Brian Antao, Ph.D. in Computer Engineering from Vanderbilt University.
VAT Group
VAT Group AG is an internationally active Swiss company for high-performance vacuum valves founded in 1965 by Siegfried Schertler in Flawil, St.Gallen, Switzerland, headquartered in Haag, canton of St. Gallen. VAT supplies vacuum and gas dosing valves for dilution refrigerators meeting special requirements for particularly precise and reliable operation achieving temperatures close to absolute zero for quantum computer components. By end of 2023 VAT held market share of around 75% in vacuum valves for semiconductor production serving semiconductor manufacturing, displays, and scientific research applications including quantum computing. VAT provides vacuum valve technologies for ultra-high vacuum and ultra-pure gas control in quantum computing cryogenic systems. VAT serves quantum computing manufacturers, research laboratories, and cryogenic equipment providers requiring high-precision vacuum valves for dilution refrigerators and quantum processor environments operating at millikelvin temperatures.
Vescent
Vescent develops precision photonics and laser systems for quantum computing, quantum sensing, and quantum communication applications, providing laser stabilization, optical frequency combs, and precision measurement instruments that enable the optical control and manipulation of quantum systems across various quantum technology platforms.
Vescent Photonics
Vescent Photonics is a JILA/NIST spin-out providing laser systems and photonics solutions for quantum computing and atomic physics. The Denver company manufactures precision laser systems. Vescent's laser frequency stabilization systems, laser diode controllers, and optical components serve quantum research laboratories and quantum computing companies requiring ultra-stable narrow-linewidth lasers for quantum applications.
Zhongwei Daxin
Zhongwei Daxin (中微达信) is a Chengdu-based quantum technology company founded in 2017, specializing in quantum computing measurement and control systems. The company develops precision electronic instruments and control hardware essential for operating quantum computers, including signal generators, readout electronics, and synchronization systems for superconducting and other qubit modalities. Zhongwei Daxin has received funding from prominent investors including Sequoia Capital China and Matrix Partners China, reflecting confidence in China's growing quantum computing ecosystem. The company serves quantum computing research institutions and commercial quantum computer manufacturers requiring high-performance control electronics. 2025 Developments: The company continues to advance its quantum control electronics portfolio in 2025, focusing on scalable solutions for larger quantum processors and improved signal fidelity for high-quality qubit operations.
Zurich Instruments
Zurich Instruments is a leading provider of quantum control electronics that introduced the first commercial Quantum Computing Control System (QCCS) in 2018, offering scalable hardware and software solutions capable of controlling more than 100 superconducting and spin qubits with real-time feedback, synchronization, and decision-making capabilities, featuring components like the SHFQA Quantum Analyzer and SHFSG Signal Generator that enable high-fidelity qubit control and readout for quantum computing companies including Atlantic Quantum and IQM.
ZuriQ
ZuriQ is a Swiss quantum computing company founded in 2020, developing 3D trapped-ion quantum computing architecture that offers improved scalability and connectivity compared to traditional planar ion trap designs. The company emerged from research at ETH Zurich focusing on advanced ion trap technologies for quantum computing applications, developing novel approaches to trapped-ion quantum processors with enhanced qubit connectivity and reduced cross-talk between qubits. ZuriQ's 3D quantum computing architecture enables more efficient quantum error correction and fault-tolerant quantum computing by providing better geometric arrangements of trapped ions and improved control systems. The company targets applications in quantum simulation, optimization, and quantum algorithms that benefit from the enhanced connectivity and scalability of their 3D trapped-ion quantum computing platform, contributing to Switzerland's quantum technology ecosystem and European quantum computing initiatives.