# Find quantum components Browse quantum components. Ask for technical specifications, cloud access and references. 69 quantum companies. Also on the [web page](https://quantumcompanies.fyi/category/quantum-components). ## Quantum companies 1. [BAY Photonics](https://quantumcompanies.fyi/gb/england/brixham/bay-photonics.md), Quantum components, Freshwater Quarry, Brixham Laboratory, Brixham Tq5 8Ba, Brixham: Specializes in photonic assembly and packaging for quantum, sensing, and telecom applications, from prototype to production. 2. [Forward Photonics](https://quantumcompanies.fyi/us/ma/woburn/forward-photonics.md), Quantum components, 10C Commerce Way, Woburn: Develops high-power semiconductor lasers including Quantum Cascade lasers for defense, industrial, and scientific applications. Technology originated at MIT… 3. [Freedom Photonics](https://quantumcompanies.fyi/us/ca/santa-barbara/freedom-photonics.md), Quantum components, 41 Aero Camino, Santa Barbara: Freedom Photonics, now part of Quantum Computing Inc., produces photonic solutions including diffraction-limited 1550 nm lasers, amplifiers, and fast… 4. [Helia Photonics](https://quantumcompanies.fyi/gb/wln/livingston/helia-photonics.md), Quantum components, 2a ROSEBANK ROAD, ROSEBANK, Livingston: Provides III-V and silicon photonics back-end-of-line processes, thin-film optical coatings, and quantum technology coatings and back-end processing. 5. [Innovative Photonic Solutions](https://quantumcompanies.fyi/us/nj/plainsboro/innovative-photonic-solutions.md), Quantum components, 313 Enterprise Dr, Plainsboro: Develops and manufactures wavelength-stabilized lasers including narrow linewidth lasers for quantum computing, femtosecond lasers, and lasers for… 6. [Quantum Detectors Ltd.](https://quantumcompanies.fyi/gb/england/oxford/quantum-detectors-ltd.md), Quantum sensing and metrology, R103, Fermi Avenue, Harwell Campus, Oxford: Develops advanced direct electron detectors and readout systems for electron microscopy and X-ray research. Products include MerlinEM, Merlin T4, and Xspress 3… 7. [Toptica Photonics Inc](https://quantumcompanies.fyi/us/ny/pittsford/toptica-photonics-inc.md), Quantum components, 1120 Pittsford Victor Rd, Pittsford: Develops and manufactures narrow linewidth lasers for quantum computing, femtosecond lasers for microscopy, and lasers for semiconductor inspection and… 8. [Longwave Photonics](https://quantumcompanies.fyi/us/ca/mountain-view/longwave-photonics.md), Quantum components, 958 San Leandro Ave Ste 300, Mountain View: LongWave Photonics provides terahertz Quantum Cascade Laser (QCL) systems for imaging, spectroscopy, and heterodyne receivers, offering milliwatt power levels… 9. [Maybell Quantum Industries](https://quantumcompanies.fyi/us/co/denver/maybell-quantum-industries.md), Quantum components, 7100 Broadway Ste De Bldg 3, Denver: Builds dilution refrigerators (Fast Fridge, Fridge, Fridge+, Big Fridge) and wiring solutions, magnets & accessories for quantum computing. 10. [Nexus Photonics](https://quantumcompanies.fyi/us/ca/goleta/nexus-photonics.md), Quantum components, 6500 Hollister Ave Ste 150, Goleta: Develops single-chip photonic integrated circuits for quantum and emerging technologies, applying wafer-scale semiconductor manufacturing to enable production… 11. [Quantum Opus Plymouth](https://quantumcompanies.fyi/us/mi/plymouth/quantum-opus-plymouth.md), Quantum sensing and metrology, 14841 Keel St, Plymouth: Provides superconducting nanowire single-photon detection systems (SNSPDs) with high efficiency and low noise, used by NASA, NIST, Fermilab. 12. [QUBITRIUM](https://quantumcompanies.fyi/nl/south-holland/delft/qubitrium.md), Quantum networking and QKD, Delft: Delft company building terrestrial and space modules for the quantum internet; products include entangled photon resources, single-photon detectors, QKD demo… 13. [QuintessenceLabs](https://quantumcompanies.fyi/us/ca/san-jose/quintessencelabs.md), Quantum networking and QKD, San Jose: Develops quantum-enhanced cybersecurity products including CV-QKD systems, a quantum true random number generator, key and policy management, and PQC readiness… 14. [RedWave Labs](https://quantumcompanies.fyi/gb/england/didcot/redwave-labs.md), Quantum components, Didcot: Designs and manufactures custom photonics control electronics; developing quantum key distribution receivers, single photon detectors and a master controller… 15. [Rhonexum](https://quantumcompanies.fyi/ch/vaud/lausanne/rhonexum.md), Quantum components, Rue du Port-Franc 22, Lausanne: Develops cryogenic electronic circuits and simulation tools operating below -270°C, targeting control and readout electronics for quantum computing and sensing… 16. [Advent Diamond](https://quantumcompanies.fyi/us/az/tempe/advent-diamond.md), Quantum components, Tempe: Manufactures all-diamond semiconductor components and doped diamond structures for applications including defense, telecommunications, sensing, and quantum… 17. [Alpine Quantum Technologies](https://quantumcompanies.fyi/at/innsbruck/innsbruck/alpine-quantum-technologies.md), Quantum hardware, Innsbruck: Builds ion trap quantum computers, including a 19-inch rack-mounted system that runs at room temperature and consumes less than 2kW, plus research instruments… 18. [Anyon Systems Inc.](https://quantumcompanies.fyi/ca/qc/montreal/anyon-systems-inc.md), Quantum hardware, Montreal: Canadian company that designs, builds and deploys integrated superconducting quantum computing systems for HPC centres, government, universities and strategic… 19. [APE](https://quantumcompanies.fyi/de/berlin/berlin/ape.md), Quantum components, Berlin: Builds ultrafast laser diagnostics, light sources and wavelength-conversion instruments; products include an excitation source for quantum-dot single-photon… 20. [Arctic Instruments](https://quantumcompanies.fyi/fi/uusimaa/espoo/arctic-instruments.md), Quantum components, Espoo: Makes microwave readout solutions for quantum tech developers; flagship AI-TWPA-C is a near-quantum-limited traveling-wave parametric amplifier for… 21. [attocube](https://quantumcompanies.fyi/de/haar/haar/attocube.md), Quantum components, Haar: Manufactures closed-cycle cryostats, cryogenic microscopes, nanopositioners and interferometers; applications include single-photon sources and QC component… 22. [AUREA Technology](https://quantumcompanies.fyi/fr/besancon/besancon/aurea-technology.md), Quantum components, Besancon: Makes photonic instruments for quantum networks and optical sensing: NIR single-photon detectors, GHz time taggers, polarization-entangled photon sources and… 23. [Brightlight Photonics](https://quantumcompanies.fyi/us/ma/cambridge/brightlight-photonics.md), Quantum components, Cambridge: Builds CMOS-compatible on-chip Titanium:Sapphire lasers, amplifiers and low-loss visible/UV photonic circuits for biomedicine, metrology and quantum… 24. [ConScience AB](https://quantumcompanies.fyi/dk/capital-region/lyngby/conscience-ab.md), Quantum hardware, Lyngby: Provides a quantum foundry (Q-MPW program) and nanofabrication services, superconducting qubits (QiB0-QiB2), single-photon detectors, coated wafers and the… 25. [Creotech Quantum](https://quantumcompanies.fyi/pl/warszawa/warszawa/creotech-quantum.md), Quantum networking and QKD, Warszawa: Quantum technology company separated from Creotech Instruments, offering QKD systems, Sinara/ARTIQ control electronics, White Rabbit timing solutions and sCMOS… 26. [CryoCoax](https://quantumcompanies.fyi/gb/england/cirencester/cryocoax.md), Quantum components, Cirencester: Division of Intelliconnect making cryogenic RF cables, cable assemblies, connectors and components for quantum computing, space, defense and research… 27. [Cryogenic Limited](https://quantumcompanies.fyi/gb/england/london/cryogenic-limited.md), Quantum components, London: Supplies high-field superconducting magnets and cryogen-free low-temperature measurement systems down to 10 mK, with in-house manufacturing; products include… 28. [Danaher Cryogenics](https://quantumcompanies.fyi/us/co/boulder/danaher-cryogenics.md), Quantum components, Boulder: Builds sub-Kelvin cryostats for research, including continuous and one-shot systems, ADR cryostats, and Leiden dilution refrigerators with sorption coolers. 29. [Delft Circuits](https://quantumcompanies.fyi/nl/delft/delft/delft-circuits.md), Quantum components, Delft: Makes Cri/oFlex superconducting cables that replace conventional wiring inside cryostats, delivering higher channel density, lower thermal load and integrated… 30. [Elevate Quantum](https://quantumcompanies.fyi/us/co/arvada/elevate-quantum.md), Quantum components, Arvada: US quantum tech hub/consortium accelerating quantum commercialization; operates commercialization labs with rapid-turn photonic integrated circuit fabrication… 31. [enQase](https://quantumcompanies.fyi/us/tx/austin/enqase.md), Post-quantum cryptography vendors, Austin: enQase offers a quantum-safe encryption platform with cryptographic inventory, NIST-compliant post-quantum cryptography (PQC), quantum random number generation… 32. [Hamamatsu Lasers & Fibers](https://quantumcompanies.fyi/dk/birkerod/birkerod/hamamatsu-lasers-and-fibers.md), Quantum components, Birkerød: Laser manufacturer (formerly NKT Photonics) offering SuperK supercontinuum, Koheras single-frequency fiber and Origami laser systems for quantum and nano… 33. [Icarus Quantum](https://quantumcompanies.fyi/us/co/boulder/icarus-quantum.md), Quantum networking and QKD, Boulder: Develops a scalable entangled photon generator for secure communication and quantum connectivity. 34. [Ki3 Photonics](https://quantumcompanies.fyi/ca/qc/montreal/ki3-photonics.md), Quantum networking and QKD, Montreal: Builds modular integrated and fiber photonics hardware and orchestration software for entanglement distribution over telecom fiber networks, supporting quantum… 35. [kiutra](https://quantumcompanies.fyi/de/munich/munich/kiutra.md), Quantum components, Munich: Provides helium-3-free cryostats and cryogenic services for quantum technologies, including the L-Type Rapid characterization system, scalable X-Type cooling… 36. [Leiden Cryogenics](https://quantumcompanies.fyi/nl/leiden/leiden/leiden-cryogenics.md), Quantum components, Leiden: Builds high-end dry dilution refrigerators reaching millikelvin temperatures, including the CF-CS110 series and Quper system for rapid qubit testing; founded… 37. [Menlo Systems](https://quantumcompanies.fyi/de/martinsried/martinsried/menlo-systems.md), Quantum components, Martinsried: Menlo Systems builds frequency combs, ultrastable lasers, and photonics solutions used in optical metrology, spectroscopy, time and frequency distribution,… 38. [Monarch Quantum](https://quantumcompanies.fyi/us/ca/san-diego/monarch-quantum.md), Quantum components, San Diego: Delivers Quantum Light Engines: integrated photonics hardware combining electronics, systems engineering and advanced manufacturing for quantum computing,… 39. [Montana Instruments](https://quantumcompanies.fyi/us/mt/bozeman/montana-instruments.md), Quantum components, Bozeman: Manufactures closed-cycle optical cryostats and cryogenic modules such as CryoAdvance and Cryostation, with Galaxy control software; describes itself as a… 40. [OEwaves](https://quantumcompanies.fyi/us/ca/pasadena/oewaves.md), Quantum components, Pasadena: Develops photonics products including narrow-linewidth lasers, noise analyzers and RF/mmWave/THz test systems; lists quantum technology, metrology and sensing… 41. [Origin Quantum](https://quantumcompanies.fyi/cn/hefei/hefei/origin-quantum.md), Quantum hardware, Hefei: Provides quantum computers, quantum cloud, programming software, dilution refrigerators, control systems and industry-specific solutions; launched the Origin… 42. [Photon Force](https://quantumcompanies.fyi/gb/england/edinburgh/photon-force.md), Quantum components, Edinburgh: Designs and manufactures single-photon sensitive cameras and sensors with time-resolved single-photon counting; serves quantum applications and quantum optics… 43. [Photon Spot](https://quantumcompanies.fyi/us/ca/monrovia/photon-spot.md), Quantum components, Monrovia: Makes cryogenic systems reaching below 1 Kelvin without liquid helium and superconducting nanowire single-photon detectors; products used in NASA missions, by… 44. [PicoQuant](https://quantumcompanies.fyi/de/berlin/berlin/picoquant.md), Quantum components, Berlin: Designs and manufactures photon counting and time-resolved instrumentation: time-tagging and TCSPC units for quantum sensing and photonic quantum computing,… 45. [Qblox](https://quantumcompanies.fyi/nl/delft/delft/qblox.md), Quantum components, Delft: Develops quantum control and readout electronics and control software for qubit architectures including superconducting qubits, spin qubits, and color centers. 46. [Qnami](https://quantumcompanies.fyi/ch/muttenz/muttenz/qnami.md), Quantum sensing and metrology, Muttenz: Builds scanning NV microscopes and diamond quantum sensors for nanoscale imaging and materials research, plus a quantum foundry service. Products include… 47. [QPICs](https://quantumcompanies.fyi/gb/scotland/glasgow/qpics.md), Quantum components, Glasgow: Pure-play foundry fabricating quantum photonic integrated circuits with 3-4 week turnaround and flexible waveguide materials; operates a turnkey fab at the… 48. [Quantum Computing Inc](https://quantumcompanies.fyi/us/nj/hoboken/quantum-computing-inc.md), Quantum components, Hoboken: Subsidiaries page of Quantum Computing Inc describing acquired photonics businesses: NHanced Semiconductors makes 3DIC and 2.5D assemblies; Optogration makes… 49. [Quantum Technology Laboratories](https://quantumcompanies.fyi/at/vienna/vienna/quantum-technology-laboratories.md), Quantum networking and QKD, Vienna: Vienna-based developer of satellite-based and terrestrial free-space quantum communication and QKD systems, including quantum sources, receivers and optical… 50. [QuantWare](https://quantumcompanies.fyi/nl/south-holland/delft/quantware.md), Quantum hardware, Delft: Industrial quantum processor company behind VIO 3D scaling architecture; sells QPUs (A-Line, D-Line, QEC), peripheral readout components and foundry/packaging… This copy lists 50 of 69. The [web page](https://quantumcompanies.fyi/category/quantum-components) has the rest. ## Quantum components by city - [Berlin, Berlin](https://quantumcompanies.fyi/de/berlin/berlin/category/quantum-components.md): 2 quantum companies - [Boulder, CO](https://quantumcompanies.fyi/us/co/boulder/category/quantum-components.md): 2 quantum companies - [Delft, Delft](https://quantumcompanies.fyi/nl/delft/delft/category/quantum-components.md): 2 quantum companies - [Delft, South Holland](https://quantumcompanies.fyi/nl/south-holland/delft/category/quantum-components.md): 2 quantum companies - [Montreal, QC](https://quantumcompanies.fyi/ca/qc/montreal/category/quantum-components.md): 2 quantum companies - [Munich, Munich](https://quantumcompanies.fyi/de/munich/munich/category/quantum-components.md): 2 quantum companies - [Vienna, Vienna](https://quantumcompanies.fyi/at/vienna/vienna/category/quantum-components.md): 2 quantum companies - [Zurich, Zurich](https://quantumcompanies.fyi/ch/zurich/zurich/category/quantum-components.md): 2 quantum companies - [Arvada, CO](https://quantumcompanies.fyi/us/co/arvada/category/quantum-components.md): 1 quantum company - [Austin, TX](https://quantumcompanies.fyi/us/tx/austin/category/quantum-components.md): 1 quantum company - [Besancon, Besancon](https://quantumcompanies.fyi/fr/besancon/besancon/category/quantum-components.md): 1 quantum company - [Birkerød, Birkerød](https://quantumcompanies.fyi/dk/birkerod/birkerod/category/quantum-components.md): 1 quantum company - [Bloomington, MN](https://quantumcompanies.fyi/us/mn/bloomington/category/quantum-components.md): 1 quantum company - [Bozeman, MT](https://quantumcompanies.fyi/us/mt/bozeman/category/quantum-components.md): 1 quantum company - [Brixham, England](https://quantumcompanies.fyi/gb/england/brixham/category/quantum-components.md): 1 quantum company - [Cambridge, England](https://quantumcompanies.fyi/gb/england/cambridge/category/quantum-components.md): 1 quantum company - [Cambridge, MA](https://quantumcompanies.fyi/us/ma/cambridge/category/quantum-components.md): 1 quantum company - [Cirencester, England](https://quantumcompanies.fyi/gb/england/cirencester/category/quantum-components.md): 1 quantum company - [Copenhagen, Copenhagen](https://quantumcompanies.fyi/dk/copenhagen/copenhagen/category/quantum-components.md): 1 quantum company - [Denver, CO](https://quantumcompanies.fyi/us/co/denver/category/quantum-components.md): 1 quantum company - [Didcot, England](https://quantumcompanies.fyi/gb/england/didcot/category/quantum-components.md): 1 quantum company - [Edinburgh, England](https://quantumcompanies.fyi/gb/england/edinburgh/category/quantum-components.md): 1 quantum company - [Elmsford, NY](https://quantumcompanies.fyi/us/ny/elmsford/category/quantum-components.md): 1 quantum company - [Espoo, Espoo](https://quantumcompanies.fyi/fi/espoo/espoo/category/quantum-components.md): 1 quantum company - [Espoo, Uusimaa](https://quantumcompanies.fyi/fi/uusimaa/espoo/category/quantum-components.md): 1 quantum company - [Glasgow, Scotland](https://quantumcompanies.fyi/gb/scotland/glasgow/category/quantum-components.md): 1 quantum company - [Golden, CO](https://quantumcompanies.fyi/us/co/golden/category/quantum-components.md): 1 quantum company - [Goleta, CA](https://quantumcompanies.fyi/us/ca/goleta/category/quantum-components.md): 1 quantum company - [Gothenburg, Gothenburg](https://quantumcompanies.fyi/se/gothenburg/gothenburg/category/quantum-components.md): 1 quantum company - [Haar, Haar](https://quantumcompanies.fyi/de/haar/haar/category/quantum-components.md): 1 quantum company - [Hefei, Hefei](https://quantumcompanies.fyi/cn/hefei/hefei/category/quantum-components.md): 1 quantum company - [Hoboken, NJ](https://quantumcompanies.fyi/us/nj/hoboken/category/quantum-components.md): 1 quantum company - [Innsbruck, Innsbruck](https://quantumcompanies.fyi/at/innsbruck/innsbruck/category/quantum-components.md): 1 quantum company - [Jena, Jena](https://quantumcompanies.fyi/de/jena/jena/category/quantum-components.md): 1 quantum company - [Lausanne, Vaud](https://quantumcompanies.fyi/ch/vaud/lausanne/category/quantum-components.md): 1 quantum company - [Leiden, Leiden](https://quantumcompanies.fyi/nl/leiden/leiden/category/quantum-components.md): 1 quantum company - [Livingston, WLN](https://quantumcompanies.fyi/gb/wln/livingston/category/quantum-components.md): 1 quantum company - [London, England](https://quantumcompanies.fyi/gb/england/london/category/quantum-components.md): 1 quantum company - [Lyngby, Capital Region](https://quantumcompanies.fyi/dk/capital-region/lyngby/category/quantum-components.md): 1 quantum company - [Martinsried, Martinsried](https://quantumcompanies.fyi/de/martinsried/martinsried/category/quantum-components.md): 1 quantum company - [Migdal HaEmek, Migdal HaEmek](https://quantumcompanies.fyi/il/migdal-haemek/migdal-haemek/category/quantum-components.md): 1 quantum company - [Monrovia, CA](https://quantumcompanies.fyi/us/ca/monrovia/category/quantum-components.md): 1 quantum company - [Mountain View, CA](https://quantumcompanies.fyi/us/ca/mountain-view/category/quantum-components.md): 1 quantum company - [Muttenz, Muttenz](https://quantumcompanies.fyi/ch/muttenz/muttenz/category/quantum-components.md): 1 quantum company - [Oxford, England](https://quantumcompanies.fyi/gb/england/oxford/category/quantum-components.md): 1 quantum company - [Pasadena, CA](https://quantumcompanies.fyi/us/ca/pasadena/category/quantum-components.md): 1 quantum company - [Pittsford, NY](https://quantumcompanies.fyi/us/ny/pittsford/category/quantum-components.md): 1 quantum company - [Plainsboro, NJ](https://quantumcompanies.fyi/us/nj/plainsboro/category/quantum-components.md): 1 quantum company - [Plymouth, MI](https://quantumcompanies.fyi/us/mi/plymouth/category/quantum-components.md): 1 quantum company - [San Diego, CA](https://quantumcompanies.fyi/us/ca/san-diego/category/quantum-components.md): 1 quantum company - [San Jose, CA](https://quantumcompanies.fyi/us/ca/san-jose/category/quantum-components.md): 1 quantum company - [Santa Barbara, CA](https://quantumcompanies.fyi/us/ca/santa-barbara/category/quantum-components.md): 1 quantum company - [Seoul, Seoul](https://quantumcompanies.fyi/kr/seoul/seoul/category/quantum-components.md): 1 quantum company - [Stuttgart, Stuttgart](https://quantumcompanies.fyi/de/stuttgart/stuttgart/category/quantum-components.md): 1 quantum company - [Syracuse, NH](https://quantumcompanies.fyi/us/nh/syracuse/category/quantum-components.md): 1 quantum company - [Tampere, Tampere](https://quantumcompanies.fyi/fi/tampere/tampere/category/quantum-components.md): 1 quantum company - [Tempe, AZ](https://quantumcompanies.fyi/us/az/tempe/category/quantum-components.md): 1 quantum company - [Valencia, Valencia](https://quantumcompanies.fyi/es/valencia/valencia/category/quantum-components.md): 1 quantum company - [Warszawa, Warszawa](https://quantumcompanies.fyi/pl/warszawa/warszawa/category/quantum-components.md): 1 quantum company - [Waterloo, ON](https://quantumcompanies.fyi/ca/on/waterloo/category/quantum-components.md): 1 quantum company - [Woburn, MA](https://quantumcompanies.fyi/us/ma/woburn/category/quantum-components.md): 1 quantum company ## Related categories - [Quantum hardware](https://quantumcompanies.fyi/category/quantum-hardware.md): 40 quantum companies - [Quantum sensing and metrology](https://quantumcompanies.fyi/category/quantum-sensing.md): 32 quantum companies - [Quantum software and algorithms](https://quantumcompanies.fyi/category/quantum-software.md): 28 quantum companies - [Quantum networking and QKD](https://quantumcompanies.fyi/category/quantum-networking.md): 27 quantum companies - [Quantum consulting and training](https://quantumcompanies.fyi/category/quantum-consulting.md): 20 quantum companies - [Quantum cloud access](https://quantumcompanies.fyi/category/quantum-cloud.md): 17 quantum companies - [Post-quantum cryptography vendors](https://quantumcompanies.fyi/category/post-quantum-cryptography.md): 15 quantum companies