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Company database

5 tracked quantum companies · updated weekly

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CompanyScore30dTrackStageInvestTotal raisedHQ
Alice & Bob
Cat-qubit architecture aiming at hardware-efficient fault tolerance.
56▲ 4.0SuperconductingSeries B Private€130mParis
IQM Quantum Computers
European leader in superconducting quantum computers for HPC centers and research labs.
49▼ 16.0SuperconductingSeries B Pre-IPO€210mEspoo
Oxford Quantum Circuits
Superconducting quantum computers delivered as a cloud service.
49▲ 4.0SuperconductingSeries B Private€130mReading
SEEQC
Digital chip-based superconducting quantum computing.
49▲ 4.0SuperconductingSeries A Private€60mElmsford
Rigetti Computing
Full-stack superconducting quantum computing; public since 2022.
49▲ 4.0SuperconductingPublic Listed · RGTI€350mBerkeley
56
Alice & Bob▲ 4.0
Cat-qubit architecture aiming at hardware-efficient fault tolerance.
Superconducting€130m Private
49
IQM Quantum Computers▼ 16.0
European leader in superconducting quantum computers for HPC centers and research labs.
Superconducting€210m Pre-IPO
49
Oxford Quantum Circuits▲ 4.0
Superconducting quantum computers delivered as a cloud service.
Superconducting€130m Private
49
SEEQC▲ 4.0
Digital chip-based superconducting quantum computing.
Superconducting€60m Private
49
Rigetti Computing▲ 4.0
Full-stack superconducting quantum computing; public since 2022.
Superconducting€350m Listed · RGTI