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.

AdTech Optics

AdTech Optics is a California-based company founded in 2001, specializing in the design, engineering, and manufacturing of mid-infrared semiconductor lasers based on quantum cascade technology. Located in City of Industry, California, AdTech Optics advanced beyond traditional semiconductor lasers in 2005, committing to the emerging field of quantum cascade lasers (QCLs). The company manufactures state-of-the-art mid-infrared QCLs for defense, environmental monitoring, and medical industries. AdTech Optics is a privately owned corporation employing approximately 35 people and received ISO 9001:2008 certification in 2015, demonstrating commitment to quality management. In January 2018, AdTech Photonics, Inc. acquired AdTech Optics, Inc., with the combined entity continuing to manufacture and expand the quantum cascade laser portfolio. AdTech’s QCL technology serves quantum sensing applications requiring mid-infrared spectroscopy, including trace gas detection, chemical identification, and environmental monitoring. The company’s quantum cascade lasers provide critical components for quantum sensing systems and spectroscopy applications across defense and scientific research sectors.

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.

Alpes Lasers

Alpes Lasers S.A. is a Swiss engineering company and manufacturer specializing in quantum cascade lasers (QCLs) and infrared lasers for scientific, industrial, and medical applications. Founded as a spin-off from the University of Neuchâtel by physicists Jérôme Faist, Antoine Muller, and Matthias Beck, the company pioneered the commercialization of quantum-cascade laser technology. Alpes Lasers is a leader in developing optoelectronic devices in the Mid-Infrared (MIR) and Near-Infrared (NIR) range, with applications in gas detection, spectroscopy, and quantum sensing. The company’s QCL technology leverages quantum mechanical principles for advanced photonics applications, making them a key supplier to quantum research institutions and industries requiring precise infrared light sources. With over 25 years of experience, Alpes Lasers maintains its position as a global technology leader in quantum cascade laser systems.

Anametric

Anametric is building quantum photonic chips for cybersecurity, serving as a key part of Leidos’ DARPA QuANET program after six years of development. The Austin company develops integrated photonic quantum devices. Anametric’s quantum photonic chips enable secure quantum communications and quantum key distribution, addressing cybersecurity needs for defense and critical infrastructure applications.

Company Information

• Founded: 2017
• Country: United States
• Website: https://anametric.com
• Categories: quantum components, quantum security

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Anritsu Corporation

Anritsu is a Japanese test and measurement company providing microwave and RF equipment for quantum computing control systems. The company manufactures signal generators, spectrum analyzers, and network analyzers used in quantum research and development. Anritsu’s precision RF and microwave instrumentation serves quantum computing companies and research laboratories requiring high-performance test equipment for characterizing and controlling quantum processors at microwave frequencies.

Company Information

• Founded: 1895
• Country: Japan
• Website: https://www.anritsu.com
• Categories: control electronics, quantum components

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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.

Company Information

• Founded: 2023
• Country: Singapore
• Website: https://aqsolotl.com
• Categories: quantum components, control electronics

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Atlas Technologies

Atlas Technologies specializes in bimetallic (dissimilar metal) joining technology for Ultra High Vacuum (UHV) and Extreme High Vacuum (XHV) applications essential for quantum computing. The company manufactures custom UHV/XHV chambers and bimetal components using proprietary techniques to bond aluminum, titanium, and other metals. Atlas vacuum chambers achieve outgassing rates below 1 x 10-13 Torr liter/sec cm² making them suitable for quantum science applications. Their products offer no magnetic impact, low hydrogen and carbon contamination, maximum thermal performance, and excellent vibration dampening. Quantum and cryogenic researchers worldwide rely on Atlas for developing chambers that meet exacting UHV/XHV criteria in quantum computing systems.

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.

Coherent Corp.

Coherent is an American photonics company supplying laser modules and optical components for quantum computing and quantum sensing applications. The company manufactures a broad range of lasers including ultrafast lasers, continuous-wave lasers, and optical components. Coherent serves the quantum technology industry with laser systems for trapped ion quantum computers, photonic quantum processors, and quantum sensing platforms, providing critical optical components across quantum technology applications.

Company Information

• Founded: 1966
• Country: United States
• Website: https://www.coherent.com
• Categories: photonics, quantum components

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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.

Dotz Nano

Dotz Nano is an Israeli nanotechnology company established to commercialize graphene quantum dot production processes developed at Rice University’s Tour Labs. Founded by Prof. James Tour and Dr. Michael Stein, the company initially focused on graphene quantum dots (GQDs) but around 2018 pivoted to using carbon quantum dots for tracking and anti-counterfeiting solutions. Dotz Nano now offers a range of nano and micro materials, including graphene quantum dots and carbon dots for use in tracing, anti-counterfeiting, and product-liability applications. The company went public on the Australian Stock Exchange (ASX: DTZ) in November 2016, raising capital to commercialize its quantum dot technologies. Headquartered in Petah Tikva, Israel, Dotz Nano represents the commercial application of quantum dot science to solve real-world supply chain security and product authentication challenges, bridging quantum materials research with practical industrial applications.

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.

ELUXI

ELUXI Ltd is a UK-based specialist photonics distributor supplying leading-edge lasers, optics, fiber optics, amplifiers, light sources, and detectors as both standard products and custom solutions for the UK and Ireland markets. Operating from purpose-built facilities at the Advanced Technology Innovation Centre within Loughborough University Science and Enterprise Parks in Loughborough, England, ELUXI serves the quantum photonics sector by providing access to cutting-edge photonics components essential for quantum research and development. The company was founded by executives with successful careers in Pan-European distribution companies at senior levels and higher degrees in photonics disciplines. ELUXI distributes products from leading global photonics manufacturers, enabling UK and Irish quantum researchers and companies to access specialized components for quantum computing, quantum sensing, and quantum communications applications. By bridging manufacturers and end-users, ELUXI plays a critical role in the UK quantum photonics supply chain, supporting the development of quantum technologies through efficient access to specialized photonics components and expert technical support.

FormFactor Inc.

FormFactor is the largest commercial dilution refrigerator supplier in the United States after acquiring JanisULT, providing sub-10 millikelvin cooling for superconducting quantum computers. The company manufactures cryogenic probe stations and dilution refrigeration systems for quantum computing research and development. FormFactor’s quantum cryogenic division serves quantum computing companies and research institutions with customizable dilution refrigerator systems designed for quantum processor testing and operation.

Company Information

• Founded: 1993
• Country: United States
• Website: https://www.formfactor.com
• Categories: cryogenics, quantum components

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FormFactor Quantum Systems

FormFactor Quantum Systems provides cryogenic and vacuum probe systems for quantum computing with high I/O, optical ports, magnetic shielding, and low-vibration design. The Livermore company manufactures cryogenic probe stations. FormFactor’s quantum test systems enable researchers and quantum computing companies to characterize and test quantum devices at cryogenic temperatures with the precision wiring and measurement capabilities required for quantum applications.

Company Information

• Founded: 2000
• Country: United States
• Website: https://formfactor.com
• Categories: quantum components, cryogenics

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Hamamatsu Photonics K.K.

Hamamatsu Photonics is a major Japanese photonics company partnering on Japan’s cold atom quantum computing initiative, providing optical components and detection systems for quantum applications. With decades of experience in photomultiplier tubes, photodiodes, and imaging sensors, Hamamatsu supplies critical photonic components for quantum computing, quantum sensing, and quantum communication systems. The company’s quantum division supports the broader Japanese quantum technology ecosystem with world-class optical detection and measurement capabilities.

Hamamatsu Quantum Division

Hamamatsu provides photonics devices from silicon photodiodes to multi-pixel photon counters for quantum information, laser cooling, trapped ions, and NV cameras. The major photonics company manufactures quantum detectors. Hamamatsu’s single-photon detectors, photomultiplier tubes, and imaging sensors serve quantum research and quantum technology applications requiring ultra-sensitive photon detection and counting capabilities.

Company Information

• Founded: 1953
• Country: Japan
• Website: https://hamamatsu.com
• Categories: quantum components, detectors

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Hon Hai Research Institute Semiconductor Research Center

Hon Hai Research Institute Semiconductor Research Center develops semiconductor chips integrating micro-ion traps and photonic circuits for quantum applications. The center is part of Foxconn’s quantum ecosystem combining semiconductor fabrication with quantum technology. Hon Hai’s semiconductor quantum research aims to enable mass production of quantum computing components using semiconductor manufacturing processes, potentially reducing quantum hardware costs and accelerating quantum computing scaling.

Company Information

• Founded: 2020
• Country: Taiwan
• Website: https://hh-ri.com
• Categories: quantum components, semiconductors

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HÜBNER Photonics

HÜBNER Photonics is a leading manufacturer of lasers and THz systems for quantum technology applications. Headquartered in Kassel, Germany, with manufacturing in Kassel and Stockholm, Sweden, plus offices in USA and UK, the company offers single and multi-line lasers, the tunable C-WAVE laser, and laser combiners for quantum research. HÜBNER expanded its research and production facilities in Kassel specifically to meet growing demand for tunable single-frequency laser sources in quantum technology research and augmented reality holography. Their products serve spectroscopy, bioinstrumentation, metrology, nanophotonics, and quantum technology research. HÜBNER has become a preferred supplier to major quantum research groups and public institutions worldwide.

Icarus Quantum

Icarus Quantum is a JILA/NIST spin-out commercializing quantum dot technology with Venture Partners at CU Boulder (Poolad Imany). The Boulder company develops quantum photonic components. Icarus Quantum translates fundamental quantum dot research into commercial photonic quantum devices for quantum computing, quantum communications, and quantum sensing applications.

Company Information

• Founded: 2022
• Country: United States
• Website: N/A
• Categories: quantum components

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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.

Innolume

Innolume manufactures gain-chips and DFB lasers (765-1360nm) optimized for quantum photonics with stable, narrow-linewidth, single-frequency emission. The Dortmund company provides semiconductor lasers. Innolume’s compact, reliable laser sources serve quantum communications, quantum sensing, and photonic quantum computing applications requiring single-frequency laser emission at telecom and near-infrared wavelengths.

Company Information

• Founded: 2003
• Country: Germany
• Website: https://innolume.com
• Categories: quantum components, lasers

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Keysight Technologies Quantum Solutions

Keysight Technologies operates a dedicated quantum solutions division providing control and measurement instruments for quantum computing systems. The American electronic measurement company (spun off from Agilent Technologies) offers AWGs, signal analyzers, and quantum control software. Keysight’s quantum solutions serve major quantum computing companies and research institutions worldwide with integrated hardware and software platforms for quantum processor control, characterization, and measurement.

Company Information

• Founded: 2014
• Country: United States
• Website: https://www.keysight.com
• Categories: control electronics, quantum components

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KM Labs

KM Labs is a JILA/NIST ecosystem company providing ultrafast lasers and optical systems for quantum technology research. The Boulder company manufactures femtosecond laser systems. KM Labs’ ultrafast laser systems serve quantum optics research, quantum communications, and quantum computing applications requiring short optical pulses and precise optical frequency combs.

Company Information

• Founded: 1995
• Country: United States
• Website: https://kmlabs.com
• Categories: quantum components, lasers

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Lawrence Berkeley National Laboratory

Lawrence Berkeley National Laboratory (Berkeley Lab) is a USA national laboratory founded August 26, 1931, located in Berkeley, California, operated by University of California for United States Department of Energy. Berkeley Lab leads Quantum Systems Accelerator (QSA), one of five DOE National Quantum Information Science Research Centers bringing together 80 world-class researchers from 15 partner institutions. QSA catalyzes national leadership in quantum information science to co-design algorithms, quantum devices, and engineering solutions delivering certified quantum advantage in scientific applications. The laboratory conducts quantum computing research spanning quantum processors, quantum algorithms, quantum networking, quantum sensors, and quantum materials. Berkeley Lab operates quantum computing testbeds and advanced characterization facilities for quantum hardware development. The laboratory serves quantum research community collaborating with universities, industry, and government agencies advancing quantum computing for energy, chemistry, materials science, and national security applications requiring quantum computational advantage.

LioniX International

LioniX International is a Netherlands-based leading global provider of customized microsystem solutions specializing in photonic integrated circuits (PICs) and MEMS technologies. Originally founded as Lion Photonics in 2001 by Hans van De Vlekkert and René Heideman, the company grew through the merger of three Dutch start-ups: Satrax BV, XiO Photonics BV, and LioniX BV in 2016. Based in Enschede, Netherlands, LioniX has developed the industry-leading TriPleX silicon nitride waveguide technology platform enabling applications ranging from AR/VR, biosensing, and telecom to photonic quantum computing. The company’s quantum photonics capabilities support quantum sensing, quantum processing, and quantum encryption applications. In January 2023, a Dutch consortium invested €3.5 million in LioniX International to drive growth in photonic integrated circuits for quantum applications. LioniX has been instrumental in the Enschede/Twente quantum ecosystem, collaborating with spin-off companies and research institutions to advance European quantum photonics capabilities.

LongWave Photonics

LongWave Photonics is a California-based company founded in 2010 by Alan Lee and Qing Hu, specializing in terahertz quantum cascade laser (QCL) systems for imaging, spectroscopy, and heterodyne receivers. Based in Mountain View, California’s Silicon Valley, LongWave Photonics offers compact, turnkey terahertz QCL systems with milliwatt average power levels available across frequencies from 1.9 to 5 THz. The company’s systems operate cryogen-free, require no optical alignment, and provide convenient terahertz sources for research and industrial applications. LongWave Photonics has received funding from institutional investor Innobridge Capital and the National Science Foundation through SBIR grants supporting NASA-related quantum photonics projects. The company’s terahertz quantum cascade lasers serve quantum sensing, spectroscopy, and imaging applications requiring compact, reliable terahertz radiation sources. LongWave Photonics addresses the terahertz gap in the electromagnetic spectrum, providing quantum photonics solutions for security screening, materials characterization, astronomical detection, and fundamental physics research requiring terahertz frequency sources.

Lytid

Lytid is a French photonics company specializing in the development and commercialization of terahertz laser sources based on quantum cascade laser (QCL) technology. Co-founded by Pierre Gellie and Jean-Charles Roche, the company builds on more than 20 years of applied research on QCL technology through Prof. Carlo Sirtori of the Matériaux et Phénomènes Quantiques laboratory at Paris Diderot University. Lytid’s product portfolio includes deep-cooled SWIR cameras, ultra-fast Mid-IR QWIP detectors, terahertz sources based on quantum cascade lasers, and Sub-THz sources based on Schottky diode technology. The company serves quantum sensing, spectroscopy, and imaging applications across research and industrial markets. Based in Paris, Lytid represents France’s commitment to advancing quantum photonics technologies for next-generation sensing and detection applications.

M-Wave Design

M-Wave Design is a leading supplier of ferrite-based RF and microwave components for aerospace, defense, and quantum computing applications. Founded in 1988 and based in Simi Valley, California, the company designs and manufactures passive waveguide and coaxial components including isolators, circulators, adapters, and terminations. M-Wave’s product portfolio is uniquely positioned to supply components that perform at cryogenic temperatures used in quantum computing, filling a critical niche for ferrite-based components in quantum processor systems. Acquired by Quantic Electronics in May 2024, M-Wave continues serving quantum computing, aerospace, and defense markets with high-reliability ferrite components. CEO Ken Boswell leads the operations.

Mectalent

Mectalent is a top expert in product development, precision mechanics, and demanding equipment manufacturing for quantum technology applications. Based in Oulu with 6,000 m² of office and production facilities, the company has accumulated extensive expertise in vacuum technology, understanding the mechanical design, parts manufacturing, and equipment requirements for quantum systems. Mectalent cooperates with industry leaders including IQM Quantum Computers and Bluefors, providing precision manufacturing and vacuum technology components for quantum computing systems. As a member of Photonics Finland technology cluster, Mectalent serves Europe’s quantum computing ecosystem with precision-engineered vacuum and mechanical components.

Menlo Systems GmbH

Menlo Systems is a German company providing precision laser systems for quantum technology applications including optical frequency combs for quantum computing and sensing. The company manufactures ultrafast laser systems and frequency combs that serve as precision timing and frequency references. Menlo Systems’ products enable applications in quantum networking, quantum sensing, and quantum computing where precise optical frequency control and synchronization are essential for quantum operations.

Company Information

• Founded: 2001
• Country: Germany
• Website: https://www.menlosystems.com
• Categories: photonics, quantum components

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Nanoco Technologies

Nanoco Technologies Ltd is a UK-based nanotechnology company that spun out from the University of Manchester in 2001, specializing in the development and large-scale production of cadmium-free quantum dots and other electronic-grade nanomaterials. Co-founded by Dr. Nigel Pickett, who invented Nanoco’s key quantum dot scale-up technology, the company is unique in the nanomaterials market as a manufacturer of high-grade quantum dots at commercial volumes. Since 2004, Nanoco has focused research efforts on cadmium-free quantum dot development, addressing environmental and health concerns while maintaining performance for applications in LCD displays, LED lighting, sensors, solar cells, and bio-imaging technologies. In October 2024, Dmitry Shashkov joined as Chief Executive Officer. Dr. Nigel Pickett, co-founder and CTO, announced retirement from the board in 2024 but remains with the company until February 2026. Publicly traded and based in Manchester, Nanoco represents British innovation in quantum materials commercialization.

Nanosys

Nanosys is a California-based nanotechnology company founded by Larry Bock, Charles Lieber, and Paul Alivisatos, specializing in the development and manufacture of quantum dot materials for display applications. Headquartered in Milpitas, California’s Silicon Valley, the company operates a state-of-the-art quantum dot nanomaterials fabrication facility and holds a robust intellectual property portfolio with numerous patents. As of 2023, industry-leading consumer electronics brands have shipped over 70 million devices in more than 1,000 unique products based on Nanosys’ proprietary quantum dot technology, including tablets, monitors, and televisions. In September 2023, Nanosys was acquired by Shoei Chemical, Inc., with its world-class quantum dot research and development team and Silicon Valley laboratories now integrated into Shoei’s operations. Dr. Martin Devenney serves as CEO, succeeding Jason Hartlove who led the company from 2008 to 2023. Nanosys’ quantum dot enhancement films (QDEF) represent a major commercial success in applying quantum materials science to consumer technology.

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.

Company Information

• Founded: 1969
• Country: United States
• Website: https://newport.com
• Categories: quantum components, precision motion

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Octave Photonics

Octave Photonics is a NIST ecosystem company developing integrated photonics for quantum and classical applications. The Boulder company manufactures photonic integrated circuits. Octave Photonics’ chip-scale photonic devices enable miniaturization and cost reduction for quantum communications, quantum sensing, and quantum computing applications through integrated photonics technology.

Company Information

• Founded: 2018
• Country: United States
• Website: https://octavephotonics.com
• Categories: quantum components, photonics

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Omni Circuit Boards

Omni Circuit Boards Ltd. is a Canadian manufacturer specializing in superconductive low-temperature aluminum-trace printed circuit boards for quantum computing and cryogenic applications. Founded in 1985 as Omni Graphics print shop, the company quickly evolved into a premier PCB manufacturer for prototyping, short runs, and urgent R&D response projects. Based in Richmond, British Columbia, Omni Circuit Boards is the proud manufacturer of cryogenic aluminum-trace PCBs found in D-Wave quantum computers. The company’s aluminum-trace PCB technology is essential for low-temperature engineering, quantum computing systems, and other leading-edge applications requiring specialized circuit boards that function at cryogenic temperatures. Omni Circuit Boards signed a research and development agreement with D-Wave Systems Inc. to support further advancement of aluminum-trace printed circuit boards for quantum computing applications. With over 35 years of PCB fabrication experience, Omni Circuit Boards provides critical infrastructure components enabling superconducting quantum computing systems to operate reliably at ultra-low temperatures.

Oxford Instruments Cryogenics Division

Oxford Instruments is a British instrumentation company building cryogenic products specifically for quantum applications including dilution refrigerators for quantum computing. The company has been a pioneer in cryogenics for decades, providing superconducting magnet systems and dilution refrigerators. Oxford Instruments’ cryogenics division serves the quantum computing industry with specialized low-temperature systems designed to meet the demanding requirements of quantum processors including low vibration, high cooling power, and extensive wiring capabilities.

Peking University Quantum Materials and Devices Center

Peking University Quantum Materials and Devices Center is a major research center for quantum materials, devices, and computing, contributing talent to Chinese quantum companies. The center conducts fundamental research on quantum materials and devices. The center’s research spans topological materials, superconducting materials, and quantum devices, providing scientific foundations for China’s quantum hardware development and training the next generation of quantum scientists.

Company Information

• Founded: 2015
• Country: China
• Website: https://pku.edu.cn
• Categories: hardware, quantum components, quantum education, quantum investment, quantum research, superconducting, topological

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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.

Company Information

• Founded: 1947
• Country: United States
• Website: https://phoenixofchicago.com
• Categories: quantum components, rf interconnects

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Photon Spot

Photon Spot is a California-based company specializing in sub-Kelvin cryogenic systems and superconducting nanowire single-photon detectors (SNSPDs) for quantum technology applications. Founded in 2009 and headquartered in Monrovia, California, the company offers detectors with ultralow dark counts, precise timing resolution, and high quantum efficiency, combined with cryogenic systems operating at temperatures below 1 Kelvin. Photon Spot’s products serve quantum communications, quantum computing, quantum sensing, and semiconductor diagnostics applications. The company’s ultra-compact, ultra-low vibration cryogenic systems support time-resolved imaging applications benefiting integrated circuit manufacturers and quantum technology researchers. Primary customers include research institutions, national laboratories, and companies engaged in quantum-related research and development. Backed by investors including the National Science Foundation, Photon Spot represents American innovation in single-photon detection technology critical to photonic quantum computing, quantum key distribution, and quantum metrology applications.

PhotonPath

PhotonPath is a pioneer in integrated photonics developing proprietary silicon photonics chipsets and plug-and-play modules for quantum applications. Founded by Douglas Aguiar (CEO) and Emanuele Guglielmi (CTO) during their PhD and Post-Doc research at Politecnico di Milano, the company spun off from the university and was nurtured within PoliHub deep-tech hub. PhotonPath raised €5.1 million Series A in 2025 to scale manufacturing. Their patented technology enables ultra-compact, energy-efficient solutions for quantum communications, sensing, and computing applications. The company operates R&D labs and manufacturing facilities in Milan and Trento, with applications extending to hyperscale data centers, telecom networks, and aerospace systems.

PHPK Technologies

PHPK Technologies provides cryogenic and high vacuum equipment, vacuum jacketed piping, and CVI Torr Master Cryopump product line for quantum applications. The company manufactures vacuum systems. PHPK’s vacuum pumps and cryogenic equipment serve quantum computing and quantum sensing applications requiring ultra-high vacuum environments and cryogenic pumping capabilities.

Company Information

• Founded: 1960
• Country: United States
• Website: https://phpk.com
• Categories: quantum components, vacuum systems

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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.

Company Information

• Founded: 1970
• Country: Germany
• Website: https://pi-usa.us
• Categories: quantum components, precision motion

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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.

PicoQuant GmbH

PicoQuant is a German company providing time-resolved optical and optoelectronic instruments for quantum applications, including single photon detection systems. The company’s products enable time-correlated single photon counting (TCSPC), fluorescence lifetime imaging, and quantum optics experiments. PicoQuant serves the quantum research community with high-performance instrumentation for quantum cryptography, quantum computing, and quantum sensing applications, combining precision timing electronics with advanced photon detection capabilities.

Company Information

• Founded: 1996
• Country: Germany
• Website: https://www.picoquant.com
• Categories: photonics, quantum components

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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.

Company Information

• Founded: 1991
• Country: Germany
• Website: https://piezosystem.com
• Categories: quantum components, precision motion

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PLASSYS-BESTEK

PLASSYS-BESTEK, founded in 1987, is a French company providing high-performance vacuum and ultra-high vacuum solutions for innovative thin film material deposition. PLASSYS-BESTEK is a recognized leader in equipment for quantum technologies, having designed top-level deposition tools since the early 2000s that are now central to manufacturing superconducting qubits and other quantum devices. The company supplies custom-designed systems for prestigious research laboratories, universities, and industrial manufacturing plants. In October 2025, PLASSYS-BESTEK delivered the SQUID-6 UHV, a state-of-the-art quantum chip fabrication equipment, to Alice & Bob as part of the ULTRACAT project supported by France’s defense innovation agency (AID). The SQUID-6 UHV is a fully automated, ultra-high vacuum deposition system employing a modular cluster architecture that minimizes chip exposure to cross-contamination, reducing material imperfections and guaranteeing high-quality Quantum Processing Units (QPUs). PLASSYS’s core technologies include vacuum evaporation (thermal/e-beam), sputtering, and ion etching, along with production systems for diamond growth via PECVD. PLASSYS equipment is vital for applications in semiconductor technology, superconductors, nano-electronics, optics, photonics, and spintronics.

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-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. The company serves customers ranging from quantum hardware developers to end-users seeking better quantum computing results. With partnerships across academia, government, and industry, Q-CTRL is positioned as a critical infrastructure provider in the quantum computing stack, helping bridge the gap between today’s noisy quantum devices and tomorrow’s fault-tolerant quantum computers. 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.

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.

Quantum Optics Jena GmbH

Quantum Optics Jena is a Fraunhofer IOF spin-off specializing in entangled photon pair sources, polarization analyzers, and QKD systems for secure communications. The company completed a seven-figure euro seed funding round in 2021 to commercialize quantum photonic components. Quantum Optics Jena provides the Elvis QKD system for both fiber network and satellite quantum communication applications, offering complete solutions from photon sources to encryption systems for quantum-safe communications infrastructure.

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.

Company Information

• Founded: 1989
• Country: United Kingdom
• Website: https://nanopositioning.com
• Categories: quantum components, precision motion

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QuinStar Technology

QuinStar Technology manufactures cryogenic isolators, circulators, arrays, and amplifiers for millikelvin-range quantum computing applications with high-performance broadband components. The California company provides microwave components. QuinStar’s cryogenic RF components enable signal routing, amplification, and isolation in quantum computing systems operating at ultra-low temperatures.

Company Information

• Founded: 1993
• Country: United States
• Website: https://quinstar.com
• Categories: quantum components, rf components

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QuSpin

QuSpin develops optically pumped magnetometers (OPM) for biomedical and geophysical applications, offering the first non-cryogenic replacement for superconducting magnetometers. Founded by Dr. Vishal Shah (PhD in atomic physics from University of Colorado Boulder), the company was established with NIH research funding. QuSpin’s wearable OPM systems enable magnetoencephalography (MEG) for detecting neural activity without requiring cryogenic cooling. Their technology brings quantum sensing to practical field applications in brain imaging and resource exploration. QuSpin has established itself as a leader in compact, room-temperature quantum sensors with deployment across medical and scientific research facilities.

Qutools GmbH

Qutools is a Munich-based company providing quantum optics instrumentation including quantum random number generators for research and industry applications. The company manufactures QRNG devices, single photon detectors, and quantum optics experimental systems for quantum research and commercial quantum technology applications. Qutools serves the quantum research community and commercial quantum technology developers with high-performance quantum instrumentation and measurement equipment.

Company Information

• Founded: 2009
• Country: Germany
• Website: https://qutools.com
• Categories: quantum components, QRNG

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Radiall

Radiall is a global manufacturer of interconnect solutions that has developed specialized cryogenic components for quantum computing applications. The company launched the F2C-40 Floating Cryogenic Cluster, a 40-pin high-density multi-coaxial solution providing excellent performance up to 18GHz in cryogenic environments for high qubit quantum computing devices. Radiall participates in France’s QRYOLink R&D program (€8M budget, 54-month duration) supported by the French government, collaborating with Alice & Bob, cryostat manufacturers, and qubit developers. Their comprehensive quantum interconnect offering includes RF connectors, cable assemblies, attenuators, switches, and fiber optics. Radiall operates facilities in Grenoble, France’s quantum hub.

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.

Company Information

• Founded: 2018
• Country: United Kingdom
• Website: https://rfcom.co.uk
• Categories: quantum components, rf interconnects

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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.

Rosenberger Cryogenic Quantum

Rosenberger manufactures RF and mechanical components for cryogenic quantum technology including coax-sticks and sample pucks for dilution refrigerators. The Tittmoning company provides RF interconnects. Rosenberger’s specialized cryogenic RF components enable signal transmission between room temperature electronics and quantum processors operating at millikelvin temperatures in dilution refrigerators.

Company Information

• Founded: 1958
• Country: Germany
• Website: https://rosenberger.com
• Categories: quantum components, rf interconnects

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S-Fifteen Instruments Pte Ltd

S-Fifteen Instruments is a Singapore company developing quantum communication devices including quantum random number generators and QKD systems. The company manufactures QRNG hardware, QKD equipment, and quantum optics components for quantum communication networks. S-Fifteen Instruments serves the growing quantum communications market in Asia-Pacific, providing quantum hardware components for secure communications infrastructure and quantum networking applications.

Company Information

• Founded: 2014
• Country: Singapore
• Website: https://s-fifteen.com
• Categories: QRNG, QKD, quantum components

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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.

SAES Rial Vacuum

SAES Rial Vacuum specializes in designing, modeling, manufacturing, and testing advanced integrated vacuum systems for accelerators, quantum computing, and industrial applications. Originally founded as RIAL VACUUM RESEARCH in Parma in 1973, the company was reconstituted as SAES Rial Vacuum in 2015 and acquired by SAES Getters in October 2021, becoming fully integrated into the SAES Group in 2022. The company produces custom ultra-high vacuum chambers and components for quantum computing applications, leveraging decades of expertise in the ultra-high vacuum and cryogenic field. SAES Rial Vacuum operates a 1200 m² facility in Parma producing quantum chambers and UHV systems for leading scientific institutions.

SHI Cryogenics

SHI Cryogenics Group is a leading worldwide provider of innovative cryogenic and vacuum solutions, operating as an integral part of the Precision Equipment Division of Sumitomo Heavy Industries, Ltd. The company was formed through SHI’s acquisition of IGC-APD Cryogenics, Inc. in 2002, bringing together two of the world’s leading cryogenic companies. Headquartered in Allentown, Pennsylvania with manufacturing facilities in Tanashi, Japan; Allentown, Pennsylvania; and Batangas, Philippines, SHI Cryogenics serves the medical, semiconductor, flat panel, general coating, and research industries. The company’s cryogenic equipment provides ultra-low temperature solutions critical for quantum computing systems, quantum sensors, and quantum research applications. SHI Cryogenics has collaborated with organizations like Quantum Design to advance quantum technologies, supplying cryogenic systems essential for maintaining the extremely cold operating environments required by superconducting qubits and other quantum devices. With decades of cryogenic engineering expertise, SHI Cryogenics is a key infrastructure provider to the quantum technology industry.

Silent Waves

Silent Waves is a Grenoble-based quantum technology company founded in 2021 as a spinout from Institut Néel, one of the largest CNRS research laboratories with expertise in quantum electronics, superconductivity, and quantum device fabrication. Co-founded by Luca Planat, Nicolas Roch (researcher at Institut Néel CNRS), and Baptiste Planat, the company develops advanced microwave signal readout technology for quantum computing, radio astronomy, and electron spin resonance applications requiring accurate detection of ultra-low power microwave signals. Silent Waves provides cutting-edge readout hardware solutions that enable accurate qubit state measurement and quantum processor operation through sophisticated microwave signal processing capabilities. The company’s mission focuses on developing ultrasensitive signal processing technology for quantum readout systems while providing comprehensive expert support to customers building quantum computers and quantum sensing systems. Silent Waves is embedded in Grenoble’s world-class innovation ecosystem combining outstanding science and technology with a dynamic quantum technology startup scene, leveraging the region’s expertise in quantum electronics, superconducting circuits, and quantum information processing infrastructure.

Single Quantum B.V.

Single Quantum is a Dutch company providing superconducting nanowire single photon detectors, partnering with Toshiba in 2024 to extend QKD range to over 300 kilometers. The company manufactures high-performance single photon detectors essential for quantum key distribution, quantum computing, and quantum sensing applications. Single Quantum’s superconducting nanowire detector technology enables record-breaking quantum communication distances and provides critical measurement capabilities for quantum research and commercial quantum technologies.

Company Information

• Founded: 2012
• Country: Netherlands
• Website: https://singlequantum.com
• Categories: photonics, QKD, quantum components

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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.

Stable Laser Systems

Stable Laser Systems is a JILA/NIST spin-out manufacturing ultra-stable laser systems for quantum computing, atomic clocks, and precision measurements. The Boulder company specializes in laser frequency stabilization. Stable Laser Systems provides ultra-narrow-linewidth laser systems with exceptional frequency stability for atomic physics experiments, trapped ion quantum computers, and quantum sensing applications.

Company Information

• Founded: 2006
• Country: United States
• Website: https://stablelasers.com
• Categories: quantum components, lasers

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STAR Cryoelectronics

STAR Cryoelectronics manufactures SQUID sensors, readout electronics, cryogenic systems, cryogenic wires, LEMO connectors, and flexible cryo-cables for quantum applications. The Santa Fe company provides superconducting sensors and cryogenic wiring. STAR Cryoelectronics serves quantum computing and quantum sensing applications with SQUID-based measurement systems and specialized cryogenic cables and interconnects.

Company Information

• Founded: 1995
• Country: United States
• Website: https://starcryo.com
• Categories: quantum components, sensors

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SV Microwave Quantum Products

SV Microwave manufactures RF connectors and cable assemblies for quantum computing cryogenic environments. The Florida company provides RF interconnect solutions. SV Microwave’s phase-stable, low-loss RF cables and connectors serve quantum computing applications requiring reliable signal transmission at cryogenic temperatures with minimal phase drift and signal degradation.

Company Information

• Founded: 1979
• Country: United States
• Website: https://svmicrowave.com
• Categories: quantum components, rf interconnects

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Thorlabs Quantum Products

Thorlabs manufactures correlated photon-pair sources using SPDC at 810nm and Class 1 laser sources with integrated 405nm pump laser for quantum optics. The Newton company provides photonics equipment. Thorlabs serves the quantum optics research community with entangled photon sources, single photon detectors, and complete optical systems for quantum communications and quantum computing experiments.

Company Information

• Founded: 1989
• Country: United States
• Website: https://thorlabs.com
• Categories: quantum components, photonics

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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.

TOPTICA Photonics Quantum

TOPTICA Photonics provides ultra-broad laser wavelength coverage (190nm to 0.1THz) for quantum optics, trapped ions, neutral atoms, and spectroscopy. The Graefelfing company manufactures precision lasers. TOPTICA’s narrow-linewidth, frequency-stabilized laser systems serve as critical components in trapped ion quantum computers, neutral atom systems, and quantum networking applications requiring ultra-stable optical frequencies.

Company Information

• Founded: 1998
• Country: Germany
• Website: https://toptica.com
• Categories: quantum components, lasers

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Twinleaf

Twinleaf develops precision magnetic field sensors and magnetometers using SERF (Spin Exchange Relaxation Free) technology. Founded by Dr. Thomas W. Kornack, who pioneered SERF magnetometer development during his work at Princeton University, the company produces highly sensitive quantum sensors for biomedical applications including live magnetocardiography. Their sensors enable portable, non-cryogenic alternatives to traditional SQUID magnetometers. Twinleaf’s products serve research institutions and medical applications requiring ultra-sensitive magnetic field detection. The company maintains strong research collaborations with Princeton University and offers both magnetometers and magnetic shielding solutions.

ULVAC Inc.

ULVAC is a Japanese vacuum equipment company developing next-generation dilution refrigerators for quantum computers with IBM input, featuring 10 millikelvin performance with delivery scheduled for 2026. The company leverages decades of vacuum technology expertise to address quantum computing cryogenics challenges. ULVAC’s collaboration with IBM on dilution refrigerator development represents Japan’s strategic efforts to build domestic quantum computing infrastructure capabilities and reduce dependence on European cryogenic equipment suppliers.

Company Information

• Founded: 1952
• Country: Japan
• Website: https://www.ulvac.co.jp
• Categories: cryogenics, quantum components

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VACOM

VACOM Vacuum Components and Measurement Technology GmbH is a leading European supplier of vacuum technology for quantum applications. Founded in 1992 by physicist Dr. Ute Bergner in Jena, the company relocated to Großlöbichau near Jena in 2016. VACOM supplies special vacuum chambers, specially coated optics, and ion getter pumps from their MERKURION product series. Their AluVaC technology products offer lightweight, extremely low-outgassing, and minimally magnetizable aluminum vacuum components ideal for quantum sensors, quantum computing, and quantum communication applications. With 370 employees and 53 trainees, VACOM has received public funding for quantum sensor projects including InnoVaQ and QUASENS, demonstrating active quantum R&D involvement.

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.

Company Information

• Founded: 2002
• Country: United States
• Website: https://vescent.com
• Categories: quantum components, lasers

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Vexlum Finland

Vexlum manufactures high-power narrow-linewidth VECSELs (Vertical External Cavity Surface Emitting Lasers) for quantum technology applications. The Tampere company develops specialized semiconductor lasers. Vexlum’s VECSEL technology provides high-power, single-frequency laser emission with wavelength flexibility, serving quantum computing, quantum sensing, and quantum communications applications requiring powerful, coherent light sources.

Company Information

• Founded: 2017
• Country: Finland
• Website: https://vexlum.com
• Categories: quantum components, lasers

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Zero Point Cryogenics

Zero Point Cryogenics is a Canadian manufacturer of premium customizable dilution refrigerators and cryogenic equipment built in North America for quantum technology applications. The company provides dilution refrigerators designed for quantum computing and quantum sensing research with customization options for specific customer requirements. Zero Point Cryogenics addresses North American demand for domestically manufactured quantum cryogenic systems, offering an alternative to European suppliers with shorter delivery times and local support.