Quantum Cryogenics Supplier Directory
The QCRY supplier directory is a structured map of companies that support the cold infrastructure behind quantum technology. It covers complete cryogenic platforms, component suppliers, measurement infrastructure, low-noise electronics, detector systems, services, and system integrators. The searchable directory and supplier submission queue are below the editorial notes on this page.
This page is not a pay-to-play ranking. It is an editorial directory built from public sources, with supplier-submitted updates reviewed before publication. The goal is to make the market searchable and comparable while keeping technical categories clear.
Supplier categories
| Category | What to include |
|---|---|
| Dilution refrigerator and cryostat suppliers | Millikelvin platforms, cryogen-free systems, compact detector cryostats, 4 K systems, sample-exchange systems. |
| Cryocooler and helium infrastructure | Pulse tube cryocoolers, compressors, gas handling, helium recovery, liquefaction, service. |
| Wiring and interconnect suppliers | Cryogenic coax, high-density wiring, twisted pair, DC harnesses, feedthroughs, optical fibers. |
| RF and microwave component suppliers | Attenuators, RF filters, isolators, circulators, terminations, switches, TWPAs, HEMT amplifiers. |
| Thermal and mechanical components | Cold plates, thermal anchors, clamps, shields, vacuum parts, sample mounts, heat switches. |
| Sensors and measurement | Temperature sensors, magnetic sensors, low-noise measurement hardware, calibration tools. |
| Cryogenic electronics | Cryo-CMOS, multiplexers, switches, control electronics, readout modules. |
| Services and integration | Installation, maintenance, custom wiring, thermal modeling, testing, procurement, lab buildout. |
Profile standards
Each supplier profile should answer:
- What does the company make?
- Which cryogenic temperature regimes does it serve?
- Which quantum use cases are relevant?
- What specifications are public?
- Are the products component-level, subsystem-level, or full-system?
- What related QCRY pages explain the category?
- When was the profile last reviewed?
How QCRY avoids directory clutter
The directory should not become a spreadsheet of names. Every category needs explanatory context so readers understand why a supplier matters. A dilution refrigerator vendor, a cryogenic cable supplier, and an SNSPD system vendor belong in the same directory because they all support quantum cryogenics, but their buyer questions are different.
Submit or update a profile
Suppliers should provide factual product categories, public links, specification sheets, relevant temperature ranges, quantum use cases, and contact information. Sponsored or supplier-submitted material should be labeled clearly. QCRY editorial pages separate verified public specifications from marketing claims. Use the submission form below to nominate a company or request an update.
Related pages
Visual model
Research sources
- Bluefors measurement infrastructure: https://bluefors.com/stories/cryogenic-measurement-infrastructure-for-quantum-computing/
- Bluefors dilution refrigerator components: https://bluefors.com/stories/components-of-the-dilution-refrigerator-measurement-system/
- IBM Goldeneye: https://www.ibm.com/quantum/blog/goldeneye-cryogenic-concept-system
- NIST Quantum Characterization: https://www.nist.gov/programs-projects/quantum-characterization
Supplier intelligence
Search the QCRY Directory
Filter public-source supplier listings by stack layer, temperature stage, and quantum use case. Listings are editorial, not paid placements.
Category
Use case
Temperature stage
Bluefors
Helsinki, Finland; global offices
Major supplier of cryogen-free dilution refrigerator measurement systems and integrated cryogenic measurement infrastructure used across quantum technology labs.
- Products
- Cryogen-free dilution refrigerator measurement systems, 1 K systems, 4 K systems, Cryomech pulse-tube cryocoolers, Integrated measurement infrastructure
- Use cases
- Superconducting quantum computing, Spin qubits, Quantum sensing, Materials research, Cryogenic lab buildout
- Stages
- 300 K, 50 K, 4 K, Still, Cold plate, Mixing chamber
Oxford NanoScience
Abingdon, United Kingdom
Developer of the Proteox dilution refrigerator family, including large modular systems aimed at advanced quantum computing scale-up.
- Products
- Proteox dilution refrigerator family, ProteoxLX, ProteoxQX, ProteoxS
- Use cases
- Superconducting quantum computing, Spin qubits, Quantum sensing, Materials research
- Stages
- 300 K, 50 K, 4 K, Still, Cold plate, Mixing chamber
Leiden Cryogenics
Leiden, Netherlands
Long-running specialist in dry dilution refrigerators, including large cooling-power systems and rapid-turnaround platforms for qubit testing.
- Products
- CF-CS110, CF-CS110-XXL, QUPER, Custom dilution refrigerator platforms
- Use cases
- Superconducting quantum computing, Spin qubits, Materials research, Device screening
- Stages
- 300 K, 50 K, 4 K, Still, Cold plate, Mixing chamber
Maybell Quantum
Denver, Colorado, United States
Quantum-infrastructure company focused on dilution refrigerators and cryogenic systems designed for deployability and scaling.
- Products
- Dilution refrigerators, ColdCloud architecture, High-density quantum I/O hardware
- Use cases
- Superconducting quantum computing, Spin qubits, Cryogenic lab buildout
- Stages
- 300 K, 50 K, 4 K, Still, Cold plate, Mixing chamber
Zero Point Cryogenics
Edmonton, Alberta, Canada
Manufacturer of dilution refrigerators and cryostats for quantum research and other ultra-low-temperature experiments.
- Products
- Dilution refrigerators, Cryostats, Custom low-temperature systems
- Use cases
- Superconducting quantum computing, Spin qubits, Quantum sensing, Materials research
- Stages
- 300 K, 50 K, 4 K, Still, Cold plate, Mixing chamber
FormFactor
Livermore, California, United States
Supplier of cryogenic probe systems and dilution refrigeration technology for quantum-device test, characterization, and deployment workflows.
- Products
- Dilution refrigerators, Cryogenic probe systems, ADR cryostats, Quantum test and measurement platforms
- Use cases
- Device screening, Superconducting quantum computing, Spin qubits, Materials research
- Stages
- 300 K, 50 K, 4 K, 1 K, Cold plate, Mixing chamber
ICEoxford
Witney, United Kingdom
Ultra-low-temperature and high-magnetic-field equipment supplier with dilution refrigerator systems for specialist research environments.
- Products
- Dilution refrigerators, High magnetic field systems, Ultra-low-temperature inserts
- Use cases
- Materials research, Quantum sensing, Single-photon detection, Cryogenic lab buildout
- Stages
- 300 K, 50 K, 4 K, 1 K, Still, Cold plate, Mixing chamber
Lake Shore Cryotronics
Westerville, Ohio, United States
Cryogenic measurement and metrology supplier covering temperature sensing, control, probe stations, and cryostats for quantum technology R&D.
- Products
- Cryogenic temperature sensors, Temperature controllers, AC resistance bridges, Cryogenic probe stations, Cryostats
- Use cases
- Quantum sensing, Materials research, Device screening, Cryogenic lab buildout
- Stages
- 300 K, 50 K, 4 K, 1 K, Mixing chamber
Montana Instruments
Bozeman, Montana, United States
Supplier of closed-cycle optical cryostats, nanopositioning, and low-vibration cryogenic environments for optical and materials-focused quantum research.
- Products
- Cryostation optical cryostats, CryoAdvance, OneK-Optic, Cryogenic nanopositioners
- Use cases
- Quantum sensing, Quantum networking, Single-photon detection, Materials research
- Stages
- 300 K, 50 K, 4 K, 1 K
kiutra
Munich, Germany
Develops helium-3-free magnetic cooling systems and services for sub-kelvin and kelvin-range quantum technology work.
- Products
- Helium-3-free cryostats, L-Type Rapid, X-Type architecture, Cryogenic measurement services
- Use cases
- Device screening, Materials research, Quantum sensing, Cryogenic lab buildout
- Stages
- 300 K, 50 K, 4 K, 1 K, Cold plate
Cryomech
Syracuse, New York, United States
Cryocooler product line now under Bluefors, widely relevant to cryogen-free quantum instruments, 4 K platforms, and helium infrastructure.
- Products
- Pulse tube cryocoolers, Gifford-McMahon cryocoolers, Compressors, Helium reliquefiers
- Use cases
- Cryogenic lab buildout, Single-photon detection, Quantum sensing, Materials research
- Stages
- 50 K, 4 K
Cryogenic Ltd
London, United Kingdom
Builds cryogen-free ultra-low-temperature systems and magnet-integrated cryogenic platforms for research environments.
- Products
- Cryogen-free ULT systems, Magnet systems, Measurement systems
- Use cases
- Materials research, Quantum sensing, Cryogenic lab buildout
- Stages
- 300 K, 50 K, 4 K, 1 K, Still, Cold plate, Mixing chamber
Delft Circuits
Delft, Netherlands
Specialist in flexible cryogenic I/O and superconducting cabling intended to reduce wiring complexity, thermal load, and density limits inside cryostats.
- Products
- Cri/oFlex superconducting cables, Cryogenic microwave I/O, High-density quantum interconnect
- Use cases
- Superconducting quantum computing, Spin qubits, Cryogenic lab buildout
- Stages
- 300 K, 50 K, 4 K, Still, Cold plate, Mixing chamber
CryoCoax
United Kingdom and United States
RF interconnect and cryogenic cable supplier serving quantum computing, space, defense, medical, test, and research applications.
- Products
- Cryogenic cable assemblies, RF interconnects, Connectors and adapters, High-density connectors
- Use cases
- Superconducting quantum computing, Quantum sensing, Materials research, Cryogenic lab buildout
- Stages
- 300 K, 50 K, 4 K, Still, Cold plate, Mixing chamber
Radiall
Aubervilliers, France; global offices
RF and interconnect supplier with cryogenic microwave components and high-density quantum connector products for millikelvin environments.
- Products
- Cryogenic microwave components, Cryogenic attenuators, Cryogenic filters, F2C floating cryogenic cluster connectors
- Use cases
- Superconducting quantum computing, Spin qubits, Quantum sensing, Cryogenic lab buildout
- Stages
- 300 K, 50 K, 4 K, Cold plate, Mixing chamber
XMA
Manchester, New Hampshire, United States
Passive RF and microwave component manufacturer with cryogenic attenuator, termination, filter, and adapter lines for quantum systems.
- Products
- Cryogenic attenuators, Cryogenic terminations, Bulkhead attenuators, IR filters, Adapters
- Use cases
- Superconducting quantum computing, Spin qubits, Quantum sensing, Cryogenic lab buildout
- Stages
- 300 K, 50 K, 4 K, Cold plate, Mixing chamber
QuinStar Technology
Torrance, California, United States
Microwave component supplier associated with cryogenic isolators and circulators for readout paths in quantum and superconducting systems.
- Products
- Cryogenic isolators, Cryogenic circulators, Isolator arrays, Microwave amplifiers
- Use cases
- Superconducting quantum computing, Quantum sensing, Materials research
- Stages
- 4 K, Cold plate, Mixing chamber
Low Noise Factory
Gothenburg, Sweden
Specialist maker of cryogenic low-noise microwave amplifiers used near absolute zero for quantum computing, radio astronomy, and other sensitive measurements.
- Products
- Cryogenic low-noise microwave amplifiers, HEMT amplifier modules
- Use cases
- Superconducting quantum computing, Spin qubits, Quantum sensing, Materials research
- Stages
- 4 K
Quantum Machines
Tel Aviv, Israel; global offices
Quantum control platform supplier whose room-temperature orchestration hardware interfaces with the cryogenic qubit stack through microwave, flux, and readout lines.
- Products
- OPX1000, OPX+, Quantum orchestration software, Microwave and low-frequency control modules
- Use cases
- Superconducting quantum computing, Spin qubits, Cryogenic lab buildout
- Stages
- 300 K
Qblox
Delft, Netherlands; United States
Quantum control and readout supplier with modular instrumentation and documentation for superconducting and spin-qubit experiments.
- Products
- Cluster control stack, QCM-RF, QRM-RF, Qblox Scheduler
- Use cases
- Superconducting quantum computing, Spin qubits, Quantum sensing
- Stages
- 300 K
Zurich Instruments
Zurich, Switzerland
Test and measurement company offering quantum computing control systems for qubit control, readout, synchronization, and feedback.
- Products
- Quantum Computing Control System, ZQCS, SHFQC+, LabOne Q
- Use cases
- Superconducting quantum computing, Spin qubits, Quantum sensing, Materials research
- Stages
- 300 K
Keysight
Santa Rosa, California, United States; global offices
Large test-and-measurement supplier with modular quantum control systems for control and readout of quantum devices.
- Products
- Quantum Control System, PXI-based control and readout, Quantum design and test tools
- Use cases
- Superconducting quantum computing, Spin qubits, Device screening
- Stages
- 300 K
Single Quantum
Delft, Netherlands
Supplier of superconducting nanowire single-photon detector systems for quantum optics, quantum networking, and photon-starved measurements.
- Products
- SNSPD systems, Single-photon detection modules, Cryogenic detector packages
- Use cases
- Single-photon detection, Quantum networking, Quantum sensing
- Stages
- 4 K, 1 K
Photon Spot
Monrovia, California, United States
Commercial provider of superconducting nanowire single-photon detector systems and custom detector configurations.
- Products
- SNSPD systems, Single-photon detectors, Custom detector arrays
- Use cases
- Single-photon detection, Quantum networking, Quantum sensing
- Stages
- 4 K, 1 K
Quantum Opus
Novi, Michigan, United States
Offers compact superconducting nanowire single-photon detection systems intended to be turnkey for users without deep cryogenics experience.
- Products
- Opus One SNSPD system, Compact superconducting nanowire detectors
- Use cases
- Single-photon detection, Quantum networking, Quantum sensing
- Stages
- 4 K, 1 K
ID Quantique
Geneva, Switzerland
Quantum photonics company with SNSPD systems including configurable superconducting nanowire detector packages for demanding photon-counting applications.
- Products
- ID281 SNSPD system, Quantum detection systems, Time-tagging and photon-counting products
- Use cases
- Single-photon detection, Quantum networking, Quantum sensing
- Stages
- 4 K, 1 K
STAR Cryoelectronics
Santa Fe, New Mexico, United States
Supplier of SQUID sensors, cryogenic readout electronics, detector systems, and superconducting thin-film foundry services.
- Products
- SQUID sensors, SQUID control electronics, TES and STJ detector systems, ADR cryostats
- Use cases
- Quantum sensing, Materials research, Device screening
- Stages
- 4 K, 1 K
QDevil
Copenhagen, Denmark
Quantum-hardware accessory supplier focused on instruments and components that connect room-temperature control to low-temperature experiments.
- Products
- QDAC instruments, Cryogenic multiplexers, Sample holders, Quantum measurement accessories
- Use cases
- Superconducting quantum computing, Spin qubits, Device screening
- Stages
- 300 K, 50 K, 4 K, Cold plate, Mixing chamber
No suppliers match those filters yet.
Submission queue
Submit or Update a Supplier Profile
Use this form to nominate a supplier, correct an existing listing, or provide public product links for editorial review.