Quantum Brain

Oxford Quantum Circuits

Coaxmon architecture. Cloud quantum computing platform available in EU.

SuperconductingCloud AccessUKEst. 2017~120 employees

$100M

Last round (series-b)

Website

Recent News

Ilana Wisby, formerly the founding CEO of Oxford Quantum Circuits (OQC), has joined Cambridge Innovation Capital - Quantum Zeitgeist

google-newsJul 12, 2026financial
6/10

Oxford Quantum Circuits Expands to Barcelona with €92 Million ($98M USD) Global Manufacturing and R&D Hub - Quantum Computing Report

google-newsJun 20, 2026financial
9/10

Oxford Quantum Circuits opens in Barcelona the largest quantum computing centre in Southern Europe with the support of COFIDES and ACCIÓ - Capital-Riesgo.es - Capital-Riesgo.es

google-newsJun 19, 2026product
7/10

Oxford Quantum Circuits opens in Barcelona the largest quantum computing centre in Southern Europe with the support of COFIDES and ACCIÓ - Capital-Riesgo.es - capital-riesgo.es

google-newsJun 19, 2026product
7/10

OQC raises £260M: Europe's biggest quantum round ever as Britain commits £2B to win the global quantum race - Tech Funding News

google-newsJun 3, 2026financial
9/10

Ashurst advises British Business Bank on its investment in Oxford Quantum Circuit’s £260m Series C Fundraising Round - The National Tribune

google-newsJun 3, 2026financial
9/10

Ashurst Guides British Bank in Oxford Quantum's £260M Round - Mirage News

google-newsJun 3, 2026financial
9/10

Oxford Quantum Circuits raises $350M for quantum computing - GamesBeat

google-newsJun 3, 2026financial
9/10

Firgun Ventures Participates in Oxford Quantum Circuits Record Series C - The National Law Review

google-newsJun 3, 2026financial
9/10

IP : OQC raises £260m in Europe’s largest ever private quantum computing funding round - marketscreener.com

google-newsJun 3, 2026financial
10/10

UK’s Oxford Quantum Circuits raises €301 million Series C to scale Quantum-AI data-centre platform - EU-Startups

google-newsJun 3, 2026financial
10/10

Related Research

Funding History

RoundAmount
Other$330M
Series B$100M
Series A$47M

Superconducting Competitors

Amazon BraketCloud Access

Cloud platform hosting IonQ, Rigetti, QuEra hardware. AWS Center for Quantum Computing.

$2.0T mkt cap

IBM QuantumCloud Access

1,121-qubit Condor processor. Largest cloud quantum fleet. Qiskit ecosystem.

$220B mkt cap

Rigetti ComputingCloud Access

Vertically integrated: builds own chips and offers cloud access via Rigetti QCS.

$3B mkt cap

D-Wave SystemsCloud Access

Quantum annealing pioneer. Advantage system: 5,000+ qubits. Also developing gate-based.

$2B mkt cap

Multiverse ComputingCloud Access

Quantum and quantum-inspired software for financial services, energy, manufacturing, and life sciences.

Origin QuantumCloud Access

China's leading quantum computing company. 72-qubit Wukong processor.

$150M last round

Classiq TechnologiesCloud Access

Quantum software platform for designing, optimizing, and executing quantum circuits at scale.

Google Quantum AIPrototype

Willow chip achieved below-threshold error correction. Pursuing fault-tolerant quantum computing.

$2.1T mkt cap

SpinQ TechnologyPrototype

Industrial superconducting quantum computing company based in China.

SandboxAQPrototype

Enterprise SaaS company combining AI and quantum tech, spun out of Alphabet. Focuses on post-quantum cryptography and large-scale simulations.

QedmaPrototype

Quantum error mitigation software that maximizes computational power of current quantum hardware.

Alice & BobPrototype

Cat qubits with built-in error protection. Targeting fault tolerance with fewer physical qubits.

$30M last round

IQM Quantum ComputersPrototype

European leader. Building 150-qubit systems. On-premise quantum computers for data centers.

$128M last round

Quantum MachinesPrototype

Builds quantum orchestration platform (OPX+) and quantum control hardware used by over half of all quantum computing companies.

Microsoft QuantumResearch

Majorana-based topological qubits. Azure Quantum cloud platform (hosts other hardware).

$3.1T mkt cap

Nord QuantiqueResearch

Bosonic error correction with microwave cavities.

$9M last round

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