# Oxford Quantum Circuits funding: rounds and investors > Oxford Quantum Circuits has raised $453M across 3 rounds since 2023. Investors include SBI Investment, Oxford Science Enterprises and Chevron Technology... Source: https://millionrounds.com/company/oxford-quantum-circuits (Millionrounds; every figure on the page links to its filing or article) United Kingdom · [Series C startup](https://millionrounds.com/companies) # Who invested in *Oxford Quantum Circuits* 3 rounds we have observed, with the 13 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it. Cloud Hardware & Electronics Quantum Computing Raised 5 months ago Follow Oxford Quantum Circuits and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Foxford-quantum-circuits) Funding summary Updated 5 Nov 2026 **$453M** raised across 3 rounds since 2023, from 4 sources **$100M** Series B **$3.1M** Round **$350M** Series C - **Latest round:** Series C, $350M Jun 2026 - **Led by:** Bullhound Capital - **Step-up i:** 112.5× - **Investors:** 13 (1 led) See who backed them ## The funding story Each circle is a round, placed by date and sized by amount. The line above is the running total. 2024 2025 2026 **$100M** Series B **$3.1M** Round **$350M** Series C - **First round:** Series B, $100M - **Biggest round:** $350M - **Usual gap between rounds:** 20 months ## The rounds - **Jun 2026** Series C **$350M** *9 new* *3 returning* [Bullhound Capital](https://millionrounds.com/fund/bullhound-capital) Lead [SBI Investment](https://millionrounds.com/fund/sbi-investment) [Oxford Capital Partners](https://millionrounds.com/fund/oxford-capital) [Oxford Science Enterprises](https://millionrounds.com/fund/oxford-science-enterprises) [British Business Bank](https://millionrounds.com/fund/national-security-strategic-investment-fund) [Chevron Technology Ventures](https://millionrounds.com/fund/chevron-technology-ventures) [Alpha Edison](https://millionrounds.com/fund/alpha-edison) [Pentland Ventures](https://millionrounds.com/fund/pentland-ventures) [COFIDES](https://millionrounds.com/fund/cofides) [Magdalen College Oxford](https://millionrounds.com/fund/magdalen-college-oxford) [Fulcrum Asset Management](https://millionrounds.com/fund/fulcrum-asset-management) [Fynveur](https://millionrounds.com/fund/fynveur) Reported by Silicon Canals and 1 other - **Oct 2024** Round **$3.1M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **Nov 2023** Series B **$100M** *4 new* [SBI Investment](https://millionrounds.com/fund/sbi-investment) [Parkwalk](https://millionrounds.com/fund/parkwalk) [Oxford Science Enterprises](https://millionrounds.com/fund/oxford-science-enterprises) [Chevron Technology Ventures](https://millionrounds.com/fund/chevron-technology-ventures) Source recorded ## Funding filed with regulators Oxford Quantum Circuits filed 5 raises, $351M in all. Filings say how much was sold and to how many investors; they never name the investors. - Sept 2026 **$366K** UK share allotment - Aug 2026 **$47M** UK share allotment - Jul 2026 **$298M** UK share allotment - Jun 2026 **$2.6M** UK share allotment - Oct 2024 **$3.1M** UK share allotment ## Founders and team From Oxford Quantum Circuits's own website: 1 founder, 10 on the team. **Dr Peter Leek** Founder & CSO - **Gerald Mullally** CEO - **Darko Stojkovic** COO - **Robert Coutts** CFO - **Colin Bell** Director - **George Mills** Director - **Jack Boyer** Chairman of the Board - **Nick Dixon-Clegg** Director - **Nigel Higgins** Director - **Talk To Us** Director - **Tomoyuki Nii** Director ## Who was in which round The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led. **Series B** 2023 **Round** 2024 **Series C** 2026 [SBI Investment](https://millionrounds.com/fund/sbi-investment) [Oxford Science Enterprises](https://millionrounds.com/fund/oxford-science-enterprises) [Chevron Technology Ventures](https://millionrounds.com/fund/chevron-technology-ventures) [Bullhound Capital](https://millionrounds.com/fund/bullhound-capital) L [Parkwalk](https://millionrounds.com/fund/parkwalk) [Oxford Capital Partners](https://millionrounds.com/fund/oxford-capital) [British Business Bank](https://millionrounds.com/fund/national-security-strategic-investment-fund) [Alpha Edison](https://millionrounds.com/fund/alpha-edison) [Pentland Ventures](https://millionrounds.com/fund/pentland-ventures) [COFIDES](https://millionrounds.com/fund/cofides) ## Everyone who backed them [SBI Investment](https://millionrounds.com/fund/sbi-investment) VC firm **2** rounds [Oxford Science Enterprises](https://millionrounds.com/fund/oxford-science-enterprises) VC firm **2** rounds [Chevron Technology Ventures](https://millionrounds.com/fund/chevron-technology-ventures) Corporate VC **2** rounds [Bullhound Capital](https://millionrounds.com/fund/bullhound-capital) VC firm **1** round, led 1 [Parkwalk](https://millionrounds.com/fund/parkwalk) VC firm **1** round [Oxford Capital Partners](https://millionrounds.com/fund/oxford-capital) VC firm **1** round [British Business Bank](https://millionrounds.com/fund/national-security-strategic-investment-fund) Corporate VC **1** round [Alpha Edison](https://millionrounds.com/fund/alpha-edison) VC firm **1** round [Pentland Ventures](https://millionrounds.com/fund/pentland-ventures) Corporate VC **1** round [COFIDES](https://millionrounds.com/fund/cofides) Government **1** round [Magdalen College Oxford](https://millionrounds.com/fund/magdalen-college-oxford) Growth equity **1** round [Fulcrum Asset Management](https://millionrounds.com/fund/fulcrum-asset-management) Growth equity **1** round [Fynveur](https://millionrounds.com/fund/fynveur) Growth equity **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=oxford-quantum-circuits). ## Also claim to have backed them This firm lists Oxford Quantum Circuits as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above. [Touchstone Innovations](https://millionrounds.com/fund/touchstone-innovations) VC firm Per its own site ## Quick answers about Oxford Quantum Circuits ### Who invested in Oxford Quantum Circuits? Oxford Quantum Circuits's investors include SBI Investment, Oxford Science Enterprises, Chevron Technology Ventures, Bullhound Capital and Parkwalk, and 8 more on record. Bullhound Capital led its latest round. ### How much has Oxford Quantum Circuits raised? Oxford Quantum Circuits has raised $453M across 3 rounds since 2023. ### When did Oxford Quantum Circuits last raise? Oxford Quantum Circuits's most recent round was a Series C of $350M in Jun 2026, led by Bullhound Capital. ### What was Oxford Quantum Circuits's biggest round? Its most recent round, $350M in Jun 2026, is also its largest on record. ### Who backed Oxford Quantum Circuits first? Oxford Quantum Circuits's first round on record, in Nov 2023, was backed by SBI Investment, Parkwalk and Oxford Science Enterprises and 1 others. ### What stage is Oxford Quantum Circuits at? Oxford Quantum Circuits's latest named round is a Series C, in Jun 2026. ### Where is Oxford Quantum Circuits based? Oxford Quantum Circuits is based in the United Kingdom. ### Who led Oxford Quantum Circuits's rounds? Bullhound Capital led the Series C in 2026. ## Companies like Oxford Quantum Circuits In the same sector, and raised in the last eighteen months. 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