⚛️ Quantum Companies

PsiQuantum

⚛️ Quantum

Photonic quantum computing aiming for a million-qubit fault-tolerant machine

SandboxAQ

⚛️ Quantum

Alphabet spinout; quantum sensing, post-quantum cryptography, and AI for chemistry

Quantinuum

⚛️ Quantum

Honeywell + Cambridge Quantum spinout; trapped-ion hardware with H-series systems

Xanadu

⚛️ Quantum

Photonic quantum computing; X-Series chips and the PennyLane ML framework

IQM

⚛️ Quantum

Superconducting quantum computers; selling full-stack on-prem systems in Europe

Multiverse Computing

⚛️ Quantum

Quantum-inspired software for finance and tensor-network compression of LLMs

Atom Computing

⚛️ Quantum

Neutral-atom quantum computers with thousands of qubits via optical tweezers

QuEra Computing

⚛️ Quantum

Neutral-atom quantum systems; logical-qubit demonstrations with Harvard collaborators

Infleqtion

⚛️ Quantum

Cold-atom quantum computing, clocks, and sensors (formerly ColdQuanta)

Pasqal

⚛️ Quantum

European neutral-atom quantum computing platform with analog and digital modes