| QZabre | Switzerland | Company | - NV-diamond magnetometer elements (Quantum sensors and atomic clocks) Product line (curated)
Quantum Scanning Microscope (QSM): scanning NV magnetometry microscope Source: Company product page (curated), 2026-10-26 - Synthetic diamond with nitrogen-vacancy centres (Quantum sensors and atomic clocks) Product line (curated)
Quantum Scanning Tips (QST) and Quantum Diamond Membrane (QDM): NV-diamond scanning tips and membranes Source: Company product page (curated), 2026-10-26
| No evidence recorded |
|---|
| Research and Innovation Services Doo Za Usluge | Croatia | Company SME (self-declared in CORDIS) | - Neutral atoms EU-funded project naming the capability
1 EU-funded project (EuRyQa) Source: CORDIS, 2026-10-16 - Superconducting circuits EU-funded project naming the capability
1 EU-funded project (OpenSuperQPlus100) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Resi Informatica Spa | Italy | Company SME (self-declared in CORDIS) | - Spin qubits in semiconductors EU-funded project naming the capability
1 EU-funded project (HORTIQD) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Rheinisch-Westfaelische Technische Hochschule Aachen | Germany | Research or higher education | - Software: control stack and hardware design Open-source software it develops
qupulse: Licence LGPL-3.0-or-later Source: Software directory, 2026-10-21 - Quantum computing and simulation (technology area) Technology area confirmed by an editor
Source: Portal technology taxonomy - Quantum networks and repeaters Technology area confirmed by an editor
Source: Portal technology taxonomy
| No evidence recorded |
|---|
| Rheinische Friedrich-Wilhelms-Universitat Bonn | Germany | Research or higher education | - Neutral atoms EU-funded project naming the capability
1 EU-funded project (RYD-QNLO) Source: CORDIS, 2026-10-16 - Photonics, lasers and optics Technology area confirmed by an editor
Source: Portal technology taxonomy - Quantum simulation Technology area confirmed by an editor
Source: Portal technology taxonomy
| No evidence recorded |
|---|
| Rigas Tehniska Universitate | Latvia | Research or higher education | - Photonic EU-funded project naming the capability
1 EU-funded project (ToEQPL) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Rijksuniversiteit Groningen | Netherlands | Research or higher education | | No evidence recorded |
|---|
| Riverlane LTD | United Kingdom | Company SME (self-declared in CORDIS) | - Software: quantum error correction Open-source software it develops
Deltakit: Licence Apache-2.0 Source: Software directory, 2026-10-21
| No evidence recorded |
|---|
| Rivoira Giovanni & Figli S.p.a. | Italy | Company Not an SME in CORDIS | - Spin qubits in semiconductors EU-funded project naming the capability
1 EU-funded project (HORTIQD) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Robert Bosch GMBH | Germany | Company Not an SME in CORDIS | - Quantum random number generators (Quantum key distribution systems) EU-funded project naming the capability
1 EU-funded project (QRANGE) Source: CORDIS, 2026-10-16 - Quantum sensors and atomic clocks EU-funded project naming the capability
2 EU-funded projects (AMADEUS, ASTERIQS) Source: CORDIS, 2026-10-16 - Quantum sensing and metrology (technology area) Technology area confirmed by an editor
Source: Portal technology taxonomy - Quantum sensors and metrology devices Technology area confirmed by an editor
role: systems Source: Supply-chain segment, confirmed by an editor, 2026-10-26
| No evidence recorded |
|---|
| Rohde & Schwarz Cybersecurity GMBH | Germany | Company Not an SME in CORDIS | - Quantum key distribution systems EU-funded project naming the capability
1 EU-funded project (OPENQKD) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Rohde & Schwarz GMBH & Co. Kommanditgesellschaft | Germany | Company Not an SME in CORDIS | - Superconducting circuits EU-funded project naming the capability
1 EU-funded project (OpenSuperQPlus100) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Rosenberger | Germany | Company | - Coaxial cables (Superconducting circuits) Product line (curated)
Cryogenic cable assemblies: semi-rigid cryogenic coaxial assemblies, including niobium-titanium Source: Company product page (curated), 2026-10-26 - Cryogenic signal lines (Superconducting circuits) Product line (curated)
Multichannel WSMP series: 16- and 32-channel cryogenic RF connectors for quantum computers Source: Company product page (curated), 2026-10-26 - Niobium-titanium (Superconducting circuits) Product line (curated)
Cryogenic cable assemblies: semi-rigid cryogenic coaxial assemblies, including niobium-titanium Source: Company product page (curated), 2026-10-26
| No evidence recorded |
|---|
| Royal Holloway and Bedford New College | United Kingdom | Research or higher education | - Quantum-safe security (post-quantum cryptography) (technology area) Technology area confirmed by an editor
Source: Portal technology taxonomy
| No evidence recorded |
|---|
| Ruhr-Universitaet Bochum | Germany | Research or higher education | - Photonic EU-funded project naming the capability
2 EU-funded projects (PHOTONIQC, QUDOT-TECH) Source: CORDIS, 2026-10-16 - Quantum key distribution systems EU-funded project naming the capability
1 EU-funded project (PQCRYPTO) Source: CORDIS, 2026-10-16 - Quantum-dot single-photon sources (Photonic) EU-funded project naming the capability
1 EU-funded project (QUDOT-TECH) Source: CORDIS, 2026-10-16 - Qubit chip (Superconducting circuits) EU-funded project naming the capability
1 EU-funded project (SUPERGALAX) Source: CORDIS, 2026-10-16 - Spin qubits in semiconductors EU-funded project naming the capability
1 EU-funded project (QUDOT-TECH) Source: CORDIS, 2026-10-16 - Superconducting circuits EU-funded project naming the capability
1 EU-funded project (SUPERGALAX) Source: CORDIS, 2026-10-16 - and 3 more in the exports
| No evidence recorded |
|---|
| Ruprecht-Karls-Universitaet Heidelberg | Germany | Research or higher education | - Integrated photonic circuits (Photonic) EU-funded project naming the capability
1 EU-funded project (PINQS) Source: CORDIS, 2026-10-16 - Neutral atoms EU-funded project naming the capability
1 EU-funded project (RYSQ) Source: CORDIS, 2026-10-16 - Photonic EU-funded project naming the capability
1 EU-funded project (EPIQUE) Source: CORDIS, 2026-10-16 - Analogue quantum simulators Technology area confirmed by an editor
Source: Portal technology taxonomy - Photonic qubits Technology area confirmed by an editor
Source: Portal technology taxonomy
| No evidence recorded |
|---|
| Sacher Lasertechnik | Germany | Company | - Narrow-linewidth and frequency-doubled lasers (Quantum sensors and atomic clocks) Product line (curated)
Scientific Lasers: tunable diode lasers and tapered amplifiers (partly verified: the page does not state the quantum use) Source: Company product page (curated), 2026-10-26
| No evidence recorded |
|---|
| Saes Getters S.p.a. | Italy | Company Not an SME in CORDIS | - Rubidium (Neutral atoms) Product line (curated)
Rubidium dispensers: alkali metal dispensers (pills and wires) releasing rubidium for atomic clocks, quantum sensors and quantum computers Source: Company product page (curated), 2026-10-30 - Rubidium and caesium (Quantum memories for networks) Product line (curated)
Rubidium dispensers: alkali metal dispensers (pills and wires) releasing rubidium for atomic clocks, quantum sensors and quantum computers Source: Company product page (curated), 2026-10-30 - Neutral atoms EU-funded project naming the capability
1 EU-funded project (Q-PLANET SGA1) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Safran Electronics & Defense | France | Company Not an SME in CORDIS | - Neutral atoms EU-funded project naming the capability
1 EU-funded project (Q-PLANET SGA1) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Safran Navigation & Timing | Switzerland | Company | - Alkali vapour cell sensors (Quantum sensors and atomic clocks) Product line (curated)
Rubidium Clocks and Oscillators (MIRA, mRO-50, LPFRS): rubidium vapour-cell atomic clocks and oscillators (partly verified: the page does not state the quantum use) Source: Company product page (curated), 2026-10-26 - Atomic and optical clocks Product line (curated)
Rubidium Clocks and Oscillators (MIRA, mRO-50, LPFRS): rubidium vapour-cell atomic clocks and oscillators (partly verified: the page does not state the quantum use) Source: Company product page (curated), 2026-10-26 - Atomic and optical clocks Product line (curated)
Active Hydrogen Maser (iMaser 3000): active hydrogen maser clocks (partly verified: the page does not state the quantum use) Source: Company product page (curated), 2026-10-26 - Quantum sensors and atomic clocks Product line (curated)
Active Hydrogen Maser (iMaser 3000): active hydrogen maser clocks (partly verified: the page does not state the quantum use) Source: Company product page (curated), 2026-10-26
| No evidence recorded |
|---|
| Schott AG | Germany | Company Not an SME in CORDIS | - Integrated photonic circuits (Photonic) EU-funded project naming the capability
1 EU-funded project (QLASS) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Schäfter+Kirchhoff | Germany | Company | - Acousto- and electro-optic modulators (Neutral atoms) Product line (curated)
Integrated AOM systems: fibre-coupled single- and double-pass acousto-optic modulator units, listed among its fibre optics for quantum Source: Company product page (curated), 2026-10-30 - Acousto-optic modulators (Trapped ions) Product line (curated)
Integrated AOM systems: fibre-coupled single- and double-pass acousto-optic modulator units, listed among its fibre optics for quantum Source: Company product page (curated), 2026-10-30 - Magneto-optical trap (Neutral atoms) Product line (curated)
Beam Launchers for Quantum: fibre-coupled beam launchers that collimate, shape and combine laser beams onto the vacuum chamber for cooling and trapping atoms Source: Company product page (curated), 2026-10-30 - Magneto-optical trap optics (Quantum sensors and atomic clocks) Product line (curated)
Beam Launchers for Quantum: fibre-coupled beam launchers that collimate, shape and combine laser beams onto the vacuum chamber for cooling and trapping atoms Source: Company product page (curated), 2026-10-30
| No evidence recorded |
|---|
| Scientific Cryo Systems Ug | Germany | Company Not an SME in CORDIS | - Dilution refrigerator (Superconducting circuits) EU-funded project naming the capability
1 EU-funded project (QUANTUM-VIBES) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Scintil Photonics | France | Company SME (self-declared in CORDIS) | - Integrated photonic circuits (Photonic) EU-funded project naming the capability
1 EU-funded project (PROMETHEUS) Source: CORDIS, 2026-10-16 - Photonic EU-funded project naming the capability
1 EU-funded project (PROMETHEUS) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Scuola Internazionale Superiore di Studi Avanzati di Trieste | Italy | Research or higher education | | No evidence recorded |
|---|
| Scuola Superiore di Studi Universitari e di Perfezionamento S Anna | Italy | Research or higher education | - Quantum key distribution systems EU-funded project naming the capability
1 EU-funded project (PQ-REACT) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Seeqc-Eu SRL | Italy | Company SME (self-declared in CORDIS) | - Room-temperature control electronics (Superconducting circuits) EU-funded project naming the capability
1 EU-funded project (SuperGate) Source: CORDIS, 2026-10-16 - Superconducting circuits EU-funded project naming the capability
1 EU-funded project (SuperGate) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Semiqon Technologies OY | Finland | Company SME (self-declared in CORDIS) | - Cryo-CMOS (cryogenic CMOS control electronics) Product line (curated)
SemiQon Cryo-CMOS: cryo-optimised CMOS for scaling quantum computers Source: Company product page (curated), 2026-10-26 - Room-temperature control electronics (Superconducting circuits) Product line (curated)
SemiQon Cryo-CMOS: cryo-optimised CMOS for scaling quantum computers Source: Company product page (curated), 2026-10-26 - Silicon structures (Si/SiGe and Si-MOS) (Spin qubits in semiconductors) Product line (curated)
SemiQit: silicon quantum dot devices Source: Company product page (curated), 2026-10-26 - Cryo-CMOS (cryogenic CMOS control electronics) EU-funded project naming the capability
1 EU-funded project (COOL-CHIPS) Source: CORDIS, 2026-10-16 - Dilution refrigerator (Superconducting circuits) EU-funded project naming the capability
1 EU-funded project (COOL-CHIPS) Source: CORDIS, 2026-10-16 - Enabling technologies and supply chain (technology area) Technology area confirmed by an editor
Source: Portal technology taxonomy - and 2 more in the exports
| No evidence recorded |
|---|
| Services Industriels de Geneve | Switzerland | Public body | - Quantum key distribution systems EU-funded project naming the capability
1 EU-funded project (OPENQKD) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Silent Waves | France | Company SME (self-declared in CORDIS) | - Josephson parametric amplifiers (Superconducting circuits) Product line (curated)
Argo, Carthago and Zephyr: travelling-wave parametric amplifiers (TWPA) for quantum computing Source: Company product page (curated), 2026-10-26 - Josephson parametric amplifiers (Superconducting circuits) EU-funded project naming the capability
1 EU-funded project (TruePA) Source: CORDIS, 2026-10-16 - Qubit chip (Superconducting circuits) EU-funded project naming the capability
1 EU-funded project (SQELETON) Source: CORDIS, 2026-10-16 - Readout resonators and Purcell filters (Superconducting circuits) EU-funded project naming the capability
1 EU-funded project (SQELETON) Source: CORDIS, 2026-10-16 - Superconducting circuits EU-funded project naming the capability
1 EU-funded project (SQELETON) Source: CORDIS, 2026-10-16 - Control electronics Technology area confirmed by an editor
Source: Portal technology taxonomy - and 1 more in the exports
| No evidence recorded |
|---|
| Silicon Austria Labs GMBH | Austria | Research or higher education | - Neutral atoms EU-funded project naming the capability
1 EU-funded project (Q-PLANET SGA1) Source: CORDIS, 2026-10-16 - Neutral atoms Technology area confirmed by an editor
Source: Portal technology taxonomy - Quantum chips, materials and fabrication Technology area confirmed by an editor
Source: Portal technology taxonomy
| No evidence recorded |
|---|
| Simune Atomistics SL | Spain | Company SME (self-declared in CORDIS) | - Quantum sensors and atomic clocks EU-funded project naming the capability
1 EU-funded project (TOCHA) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Single Quantum BV | Netherlands | Company SME (self-declared in CORDIS) | - Single-photon detectors (Quantum key distribution systems) Product line (curated)
TeleQKD Line: SNSPD detectors for commercial quantum key distribution Source: Company product page (curated), 2026-10-26 - Single-photon detectors (Quantum memories for networks) Product line (curated)
Single Quantum Eos: compact superconducting nanowire single-photon detector (SNSPD) systems Source: Company product page (curated), 2026-10-26 - Superconducting nanowire detectors (Photonic) Product line (curated)
Single Quantum Eos: compact superconducting nanowire single-photon detector (SNSPD) systems Source: Company product page (curated), 2026-10-26 - Superconducting nanowire detectors (Trapped ions) Product line (curated)
Single Quantum Eos: compact superconducting nanowire single-photon detector (SNSPD) systems Source: Company product page (curated), 2026-10-26 - Integrated photonic circuits (Photonic) EU-funded project naming the capability
1 EU-funded project (2D-SIPC) Source: CORDIS, 2026-10-16 - Photonic EU-funded project naming the capability
3 EU-funded projects (EPIQUE, PHOTONIQC, 2D-SIPC) Source: CORDIS, 2026-10-16 - and 6 more in the exports
| No evidence recorded |
|---|
| Slf Svenska Laserfabriken AB | Sweden | Company SME (self-declared in CORDIS) | - Neutral atoms EU-funded project naming the capability
1 EU-funded project (Q-PLANET SGA1) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Smartlex SRL Societa di Prodotti e Servizi Giuridici Interdisciplinari | Italy | Company SME (self-declared in CORDIS) | - Quantum key distribution systems EU-funded project naming the capability
1 EU-funded project (PQ-REACT) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Societe D'innovations Technologiques et Industrielles Avancees | France | Company SME (self-declared in CORDIS) | - Spin qubits in semiconductors EU-funded project naming the capability
1 EU-funded project (HORTIQD) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Software for Chemistry & Materials BV | Netherlands | Company SME (self-declared in CORDIS) | - Spin qubits in semiconductors EU-funded project naming the capability
1 EU-funded project (TRACK THE TWIN) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Sorbonne Universite | France | Research or higher education | - Software: quantum networking and qkd Open-source software it develops
QOSST: Licence GPL-3.0 Source: Software directory, 2026-10-21 - Alkali vapour cells and cold-atom sources (Quantum memories for networks) EU-funded project naming the capability
1 EU-funded project (Multiplex) Source: CORDIS, 2026-10-16 - Cold-atom inertial and gravity sensors (Quantum sensors and atomic clocks) EU-funded project naming the capability
2 EU-funded projects (Multiplex, SinglePass) Source: CORDIS, 2026-10-16 - Integrated photonic circuits (Photonic) EU-funded project naming the capability
1 EU-funded project (QUANTIFY) Source: CORDIS, 2026-10-16 - Neutral atoms EU-funded project naming the capability
3 EU-funded projects (NanoAtom, RYSQ, TRENSCRYBE) Source: CORDIS, 2026-10-16 - Photonic EU-funded project naming the capability
3 EU-funded projects (PHOTONIQC, PIQUANT, AppQInfo) Source: CORDIS, 2026-10-16 - and 7 more in the exports
| No evidence recorded |
|---|
| South East Technological University | Ireland | Research or higher education | | No evidence recorded |
|---|
| SPARROW QUANTUM ApS | Denmark | Company SME (self-declared in CORDIS) | - Quantum-dot single-photon sources (Photonic) Product line (curated)
Sparrow Core: deterministic quantum-dot single-photon source chip Source: Company product page (curated), 2026-10-26 - Photonic EU-funded project naming the capability
2 EU-funded projects (QPAIR, QTOOL) Source: CORDIS, 2026-10-16 - Photonics, lasers and optics Technology area confirmed by an editor
Source: Portal technology taxonomy - Photonics, lasers and optics Technology area confirmed by an editor
role: systems Source: Supply-chain segment, confirmed by an editor, 2026-10-26 - Quantum networks and repeaters Technology area confirmed by an editor
Source: Portal technology taxonomy
| No evidence recorded |
|---|
| Spectrum Instrumentation | Germany | Company | - Synthesisers and waveform generators (Neutral atoms) Product line (curated)
66xx, 63xx and 96xx card families: arbitrary waveform generator and DDS cards for qubit experiments Source: Company product page (curated), 2026-10-26 - Waveform generators and microwave sources (Superconducting circuits) Product line (curated)
66xx, 63xx and 96xx card families: arbitrary waveform generator and DDS cards for qubit experiments Source: Company product page (curated), 2026-10-26
| No evidence recorded |
|---|
| Splorotech SL | Spain | Company SME (self-declared in CORDIS) | - Quantum key distribution systems EU-funded project naming the capability
1 EU-funded project (PQ-REACT) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Stahl-Electronics | Germany | Company | - Charge sensing and readout (Spin qubits in semiconductors) Product line (curated)
CX-4: cryogenic low-noise amplifier for low-frequency spin qubit readout Source: Company product page (curated), 2026-10-30 - RF drive and electrode voltages (Trapped ions) Product line (curated)
HF-DR: RF trapping-field generator for Paul ion traps Source: Company product page (curated), 2026-10-30
| No evidence recorded |
|---|
| Stichting Nederlandse Wetenschappelijk Onderzoek Instituten | Netherlands | Research or higher education | - Quantum sensors and atomic clocks EU-funded project naming the capability
1 EU-funded project (Q-MEME) Source: CORDIS, 2026-10-16 - Quantum computing and simulation (technology area) Technology area confirmed by an editor
Source: Portal technology taxonomy - Quantum sensing and metrology (technology area) Technology area confirmed by an editor
Source: Portal technology taxonomy - Quantum-safe security (post-quantum cryptography) (technology area) Technology area confirmed by an editor
Source: Portal technology taxonomy
| No evidence recorded |
|---|
| Stichting Radboud Universiteit | Netherlands | Research or higher education | - Quantum key distribution systems EU-funded project naming the capability
2 EU-funded projects (PQCRYPTO, EPOQUE) Source: CORDIS, 2026-10-16 - Spin qubits in semiconductors EU-funded project naming the capability
1 EU-funded project (TFQD) Source: CORDIS, 2026-10-16 - Post-quantum algorithms and standards Technology area confirmed by an editor
Source: Portal technology taxonomy
| No evidence recorded |
|---|
| Stichting Vu | Netherlands | Research or higher education | - Trapped ions EU-funded project naming the capability
1 EU-funded project (QuEST for APV) Source: CORDIS, 2026-10-16 - Trapped ions Technology area confirmed by an editor
Source: Portal technology taxonomy
| No evidence recorded |
|---|
| Stmicroelectronics Crolles 2 SAS | France | Company Not an SME in CORDIS | - Spin qubits in semiconductors EU-funded project naming the capability
1 EU-funded project (HORTIQD) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Stmicroelectronics Grenoble 2 SAS | France | Company Not an SME in CORDIS | - Spin qubits in semiconductors EU-funded project naming the capability
1 EU-funded project (HORTIQD) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|
| Stockholms Universitet | Sweden | Research or higher education | - Neutral atoms EU-funded project naming the capability
1 EU-funded project (BRISQ) Source: CORDIS, 2026-10-16 - Analogue quantum simulators Technology area confirmed by an editor
Source: Portal technology taxonomy - Quantum computing and simulation (technology area) Technology area confirmed by an editor
Source: Portal technology taxonomy
| No evidence recorded |
|---|
| Supracon AG | Germany | Company SME (self-declared in CORDIS) | - SQUID magnetometer elements (Quantum sensors and atomic clocks) Product line (curated)
SQUID Electronic (JESSY): SQUID sensors and their readout electronics, offered as superconducting quantum sensors Source: Company product page (curated), 2026-10-30 - Superconducting circuits EU-funded project naming the capability
1 EU-funded project (OpenSuperQPlus100) Source: CORDIS, 2026-10-16
| No evidence recorded |
|---|