QuantLeaks
Sign inGet started

Company database

Showing 25–30 of 30 tracked quantum companies · updated weekly

↓ Export CSV
CompanyScore30dTrackStageInvestTotal raisedHQ
Quantum Brilliance
Room-temperature diamond-based quantum accelerators.
48▲ 1.4Spin QubitsSeries A Private€40mCanberra
Arqit Quantum
Symmetric-key quantum-safe encryption delivered as a service.
48▲ 1.4Quantum Key DistributionPublic Listed · ARQQ€130mLondon
Quandela
Photonic quantum computers built on single-photon sources.
45– 0.0PhotonicSeries B Private€75mMassy
Sparrow Quantum
Deterministic single-photon sources spun out of the Niels Bohr Institute.
45– 0.0PhotonicSeries A Private€24mCopenhagen
QuiX Quantum
Photonic quantum processors based on integrated photonic chips.
45– 0.0PhotonicSeries A Private€30mEnschede
Quantum Computing Inc.
Publicly listed quantum company (QUBT · NASDAQ).
45– 0.0PhotonicPublic Listed · QUBT—
48
Quantum Brilliance▲ 1.4
Room-temperature diamond-based quantum accelerators.
Spin Qubits€40m Private
48
Arqit Quantum▲ 1.4
Symmetric-key quantum-safe encryption delivered as a service.
Quantum Key Distribution€130m Listed · ARQQ
45
Quandela– 0.0
Photonic quantum computers built on single-photon sources.
Photonic€75m Private
45
Sparrow Quantum– 0.0
Deterministic single-photon sources spun out of the Niels Bohr Institute.
Photonic€24m Private
45
QuiX Quantum– 0.0
Photonic quantum processors based on integrated photonic chips.
Photonic€30m Private
45
Quantum Computing Inc.– 0.0
Publicly listed quantum company (QUBT · NASDAQ).
Photonic— Listed · QUBT