The best Quantum companies in London
Quantum computing, sensing and security companies building the next kind of computer in London.
Well known (1)
Fastest growing (4)
- Arqit
Nasdaq-listed company selling quantum-safe encryption and post-quantum migration tools to governments, defence and telecoms.
Post-quantum encryption · Westminster - Phasecraft
Builds quantum algorithms so today's quantum computers can tackle real problems in materials and chemistry.
Quantum algorithms · Camden - Quantum Motion
Builds quantum computers on standard silicon chip technology, designed to fit in normal data centres.
Silicon Quantum Computing · Islington - SEEQC
New York-headquartered maker of superconducting digital quantum computing chips, with a UK office in London.
Digital Quantum Chips · Southwark
Up and coming (3)
- Crypta Labs
Makes quantum random number generator hardware that supplies true randomness for encryption.
Quantum Random Numbers · Islington - Moth
Builds quantum computing apps for music, games and media, including the consumer game Quantum Backrooms.
Quantum Creative Software · Westminster - ORCA Computing
Builds photonic quantum computers that run in normal data centres alongside AI and HPC systems.
Photonic quantum computing · Westminster
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