Cri/oFlex® high-density superconducting flex I/O with integrated attenuators and filters for cryogenic quantum systems.
Microwave & RF · Cryogenics · Delft, NL
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Industry-grade quantum sensors and photonics, including Absolute Quantum Gravimeters.
Sensing & readout · Saint-Germain-en-Laye, FR
MDI-QKD hardware and key/network software for operational Quantum Secure Networks (formerly Q*Bird, renamed Sept 2026).
Quantum devices · Software · Delft, NL
Glass 3D microfabrication for quantum ion traps and sensing.
Sensing & readout · Quantum devices · CH
Boulder OPM quantum magnetometer company selling wearable HEDscan MEG systems.
Sensing & readout · Boulder, US
Cryogenic probe stations and quantum test systems (HPD IQ series) for superconducting and spin-qubit characterization.
Cryogenics · Sensing & readout · Control electronics · Livermore, US
Uniondale rubidium atomic frequency standards and compact timing oscillators.
Other · Uniondale, US
Cryo-CMOS electronics and Apollo cryogenic RF switches that route signals inside the cryostat.
Control electronics · Microwave & RF · Delft, NL
East Lansing CVD diamond, including quantum-grade substrates with nitrogen-vacancy centers.
Sensing & readout · Quantum devices · East Lansing, US
Elmsford superconducting electronics vendor with cryogenic RF modules, ICE-T test beds, and related cryogenic tooling.
Control electronics · Microwave & RF · Other · Elmsford, US
Swiss quantum-safe QKD, QRNG, and single-photon detection systems for networks and labs. Part of IonQ since May 2025.
Sensing & readout · Other · Geneva, CH
Microwave AWG/analyser platforms and clock distribution for quantum control and nonlinear physics labs.
Control electronics · Microwave & RF · Segersta, SE
Showing 13–24 of 100 suppliers.