Oxford Quantum Circuits
Oxford, GB · Founded 2017 · 158 employees on LinkedIn · 5 known investors
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Tianen Liangunlockedknows Gerald Mullally · together at PwC (overlapped)
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Oxford Quantum Circuits (OQC) develops and operates superconducting quantum computers for commercial and strategic applications, offering Quantum-Compute-as-a-Service and integrating quantum systems directly into commercial data centres. It serves enterprise customers with deployments across the UK, US, Japan, and Spain.
Founders & leadership
Oxford Quantum Circuits was founded in 2017 by Peter Leek.
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Gerald MullallyinCEOGerald Mullally is CEO of Oxford Quantum Circuits, which develops superconducting quantum computers for commercial and strategic applications. He has held leadership positions in technology, consulting, communications, and government sectors.
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Simon PhillipsinCTOHe has previously held CTO, CFO, and CEO roles in deep-tech organizations and brings experience in product strategy, enterprise deployment, and team building across technical and commercial functions.
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Nikki CooperinCLO
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Robert CouttsinCFOHe has led fundraising efforts across private and public markets, including a Nasdaq IPO and multiple venture rounds totaling approximately $750 million.
Board
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Jack BoyerChairman of the Board
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Sir Jeremy FlemingBoard director
Investors · 5
Funding
SEC filings, press & company announcementsSource: company announcements and press reports — follow each round's link for the claim.
Companies House · registry record
View on Companies House ↗- Registered name
- OXFORD QUANTUM CIRCUITS LIMITED
- Company number
- 10803852
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 Jun 2017
- Registered office
- Thames Valley Science Park 1 Collegiate Square, South Ave, Reading, RG2 9LH
- Nature of business (SIC)
- 74909 — Other professional, scientific and technical activities n.e.c.
- Accounts
- last made up to 30 Jun 2025 · next due 30 Sept 2027
- Confirmation statement
- last made up to 4 Jun 2026 · next due 18 Jun 2027
Current officers · 11
- Nikki Marie Cooper — secretary, appointed 30 May 2023
- Colin William Bell — director, appointed 18 Aug 2025
- Jack Byron Boyer — director, appointed 15 Apr 2025
- Robert William Coutts — director, appointed 1 Sept 2025
- Nicholas George Dixon-Clegg — director, appointed 28 Jun 2024
- Jeremy Ian Fleming — director, appointed 12 May 2025
- Nigel Paul Higgins — director, appointed 1 Sept 2025
- George Frederick Cecil Mills — director, appointed 9 Jan 2023
- Gerald Thomas Mullally — director, appointed 12 Jun 2024
- Pär Christer Roman — director, appointed 1 Jul 2026
- COFIDES Compañía Española De Financiación Del Desarrollo — corporate director, appointed 1 Jul 2026
Source: Companies House public register · retrieved 5 Aug 2026. Contains public sector information licensed under the Open Government Licence v3.0.
In the news
Frequently asked questions
- What does Oxford Quantum Circuits do?
- Oxford Quantum Circuits (OQC) develops and operates superconducting quantum computers for commercial and strategic applications, offering Quantum-Compute-as-a-Service and integrating quantum systems directly into commercial data centres. It serves enterprise customers with deployments across the UK, US, Japan, and Spain.
- Who founded Oxford Quantum Circuits?
- Oxford Quantum Circuits was founded by Peter Leek in 2017.
- Who are Oxford Quantum Circuits's investors?
- Oxford Quantum Circuits's investors include Oxford Science Enterprises, British Business Bank, Oxford, Oxford Investment Consultants LLP, UTEC.
- Where is Oxford Quantum Circuits headquartered?
- Oxford Quantum Circuits is headquartered in Oxford, GB.