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Company database

5 tracked quantum companies · updated weekly

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CompanyScore30dTrackStageInvestTotal raisedHQ
IQM Quantum Computers
European leader in superconducting quantum computers for HPC centers and research labs.
65▼ 3.5SuperconductingSeries B Pre-IPO€210mEspoo
Alice & Bob
Cat-qubit architecture aiming at hardware-efficient fault tolerance.
52▼ 9.0SuperconductingSeries B Private€130mParis
Oxford Quantum Circuits
Superconducting quantum computers delivered as a cloud service.
45▼ 8.5SuperconductingSeries B Private€130mReading
SEEQC
Digital chip-based superconducting quantum computing.
45– 0.0SuperconductingSeries A Private€60mElmsford
Rigetti Computing
Full-stack superconducting quantum computing; public since 2022.
45▼ 5.5SuperconductingPublic Listed · RGTI€350mBerkeley
65
IQM Quantum Computers▼ 3.5
European leader in superconducting quantum computers for HPC centers and research labs.
Superconducting€210m Pre-IPO
52
Alice & Bob▼ 9.0
Cat-qubit architecture aiming at hardware-efficient fault tolerance.
Superconducting€130m Private
45
Oxford Quantum Circuits▼ 8.5
Superconducting quantum computers delivered as a cloud service.
Superconducting€130m Private
45
SEEQC– 0.0
Digital chip-based superconducting quantum computing.
Superconducting€60m Private
45
Rigetti Computing▼ 5.5
Full-stack superconducting quantum computing; public since 2022.
Superconducting€350m Listed · RGTI