Oxford Quantum Circuits valuation, funding and investors

Oxford Quantum Circuits works in quantum compute-as-a-service, based in Reading, United Kingdom. Founded in 2017, it has about 159 employees.

Tech Companies Reading Series C

VALUATION · TODAY

$2.98B +18% after Series C

Range $1.90B – $4.96B · Grade B

TODAY

+12 MO

$2.00B

$4.00B

$6.00B

2018

2019

2020

2021

2022

2023

2024

2025

2026

2027

Seed $2.46M

Series A $46.0M

Series B $100M

Series C $350M

Valuation12-month outlook: where it points, how wide it fansHover the past: the outlook shows what was predicted then

HEADCOUNT · TODAY159 employees

+17%6m growth

+22%1y growth

+32%2y growth

100

200

Data from Jan 2021

TODAY

Predicted in 1 yr $3.50B +18% vs today

Predicted next raise $419M if a round comes

Winding-down probability 0%

Last round: Series C · $350M · Jun 2026
Valuation at last round: $2.68B · implied
Headcount: 159 · up
Grade: B
Founded: 2017

How VCMC values companies →

Oxford Quantum Circuits valuation today

VCMC values Oxford Quantum Circuits at $3.0B today, with a range of $1.9B to $5.0B and a grade of B. The valuation starts from its last funding round, a Series C round in Jun 2026.

Valuation by date (123 rows)

Each point is what the model would have shown on that date, using only what was known then; before its first round, a company is valued as a startup because it later raised.

Oxford Quantum Circuits: valuation by date, as the model would have shown it on each date
Date	Valuation	Range	Predicted in 1 yr	Phase	Headcount	Trend	Grade	Winding-down probability
1 Jan 2017	$9.03M	$5.93M – $27.5M	$18.1M (+100%)	after a round	–	unknown	C	0%
2 Jan 2017	$9.04M	$5.93M – $27.5M	$18.1M (+100%)	after a round	–	unknown	C	0%
1 Feb 2017	$9.57M	$5.93M – $27.5M	$18.1M (+89%)	after a round	–	unknown	C	0%
1 Mar 2017	$10.1M	$5.93M – $27.5M	$18.1M (+79%)	after a round	–	unknown	C	0%
1 Apr 2017	$10.7M	$5.93M – $27.5M	$18.1M (+69%)	after a round	–	unknown	C	0%
1 May 2017	$11.3M	$5.93M – $27.5M	$18.1M (+59%)	after a round	–	unknown	C	0%
1 Jun 2017	$12.0M	$5.93M – $27.5M	$18.1M (+50%)	after a round	–	unknown	C	0%
1 Jul 2017	$12.7M	$5.93M – $27.5M	$18.1M (+42%)	after a round	–	unknown	C	0%
1 Aug 2017	$13.5M	$5.93M – $27.5M	$18.1M (+34%)	after a round	–	unknown	C	0%
1 Sep 2017	$14.3M	$5.93M – $27.5M	$18.1M (+26%)	after a round	–	unknown	C	0%
1 Oct 2017	$15.2M	$5.93M – $27.5M	$18.1M (+19%)	after a round	–	unknown	C	0%
1 Nov 2017	$16.1M	$5.93M – $27.5M	$18.1M (+12%)	after a round	–	unknown	C	0%
1 Dec 2017	$17.0M	$5.93M – $27.5M	$18.1M (+6%)	after a round	–	unknown	C	0%
1 Jan 2018	$18.0M	$5.93M – $27.5M	$18.1M (0%)	after a round	–	unknown	C	0%
1 Feb 2018	$18.1M	$5.64M – $27.5M	$18.1M (0%)	after a round	–	unknown	C	0%
1 Mar 2018	$18.1M	$5.39M – $27.5M	$18.1M (0%)	after a round	–	unknown	C	0%
1 Apr 2018	$18.1M	$5.12M – $27.5M	$18.1M (0%)	after a round	–	unknown	C	0%
1 May 2018	$18.1M	$4.87M – $27.5M	$18.1M (0%)	after a round	–	unknown	C	0%
1 Jun 2018	$18.1M	$4.63M – $27.5M	$18.1M (0%)	after a round	–	unknown	C	0%
1 Jul 2018	$18.1M	$4.41M – $27.5M	$18.1M (0%)	after a round	–	unknown	C	0%
1 Aug 2018	$18.1M	$4.19M – $27.5M	$18.1M (0%)	after a round	–	unknown	C	0%
1 Sep 2018	$18.1M	$3.98M – $27.5M	$18.1M (0%)	after a round	–	unknown	C	0%
1 Oct 2018	$18.1M	$3.79M – $27.5M	$18.1M (0%)	after a round	–	unknown	C	0%
1 Nov 2018	$18.1M	$3.60M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Dec 2018	$18.1M	$3.43M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Jan 2019	$18.1M	$3.26M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Feb 2019	$18.1M	$3.10M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Mar 2019	$18.1M	$2.96M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Apr 2019	$18.1M	$2.81M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 May 2019	$18.1M	$2.68M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Jun 2019	$18.1M	$2.54M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Jul 2019	$18.1M	$2.42M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Aug 2019	$18.1M	$2.30M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Sep 2019	$18.1M	$2.19M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Oct 2019	$18.1M	$2.08M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Nov 2019	$18.1M	$1.98M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Dec 2019	$18.1M	$1.88M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Jan 2020	$18.1M	$1.79M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Feb 2020	$18.1M	$1.70M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Mar 2020	$18.1M	$1.62M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Apr 2020	$18.1M	$1.54M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 May 2020	$18.1M	$1.47M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Jun 2020	$18.1M	$1.39M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Jul 2020	$18.1M	$1.33M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Aug 2020	$18.1M	$1.26M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Sep 2020	$18.1M	$1.20M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Oct 2020	$18.1M	$1.14M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Nov 2020	$18.1M	$1.08M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Dec 2020	$18.1M	$1.03M – $27.5M	$18.1M (0%)	after a round	–	unknown	D	0%
1 Jan 2021	$18.1M	$0.98M – $27.5M	$18.1M (0%)	after a round	19	unknown	D	0%
1 Feb 2021	$18.1M	$0.93M – $27.5M	$18.1M (0%)	after a round	19	unknown	D	0%
1 Mar 2021	$18.1M	$0.89M – $27.5M	$18.1M (0%)	after a round	19	unknown	D	0%
1 Apr 2021	$15.9M	$0.85M – $24.3M	$14.4M (-10%)	after a round	19	flat	D	0%
1 May 2021	$15.8M	$0.81M – $24.1M	$14.3M (-10%)	after a round	19	flat	D	0%
1 Jun 2021	$15.7M	$0.77M – $23.9M	$14.2M (-10%)	after a round	19	flat	D	0%
1 Jul 2021	$15.5M	$0.73M – $23.7M	$14.1M (-10%)	after a round	19	flat	D	0%
1 Aug 2021	$15.4M	$0.69M – $23.5M	$13.9M (-10%)	after a round	19	flat	D	0%
1 Sep 2021	$15.3M	$0.66M – $23.3M	$13.8M (-10%)	after a round	19	flat	D	0%
1 Oct 2021	$15.2M	$0.63M – $23.1M	$13.7M (-10%)	after a round	19	flat	D	0%
1 Nov 2021	$15.0M	$0.60M – $22.9M	$13.6M (-10%)	after a round	19	flat	D	0%
1 Dec 2021	$14.9M	$0.59M – $22.7M	$13.5M (-10%)	after a round	19	flat	D	0%
1 Jan 2022	$14.8M	$0.59M – $22.5M	$13.4M (-10%)	after a round	19	flat	D	0%
1 Feb 2022	$14.7M	$0.59M – $22.3M	$13.3M (-10%)	after a round	19	flat	D	0%
1 Mar 2022	$14.5M	$0.59M – $22.1M	$13.2M (-10%)	after a round	19	flat	D	0%
1 Apr 2022	$18.1M	$3.79M – $27.5M	$18.1M (0%)	after a round	39	growing	C	0%
1 May 2022	$18.1M	$3.79M – $27.5M	$18.1M (0%)	after a round	39	growing	C	0%
1 Jun 2022	$18.1M	$3.79M – $27.5M	$18.1M (0%)	after a round	39	growing	C	0%
1 Jul 2022	$18.1M	$3.79M – $27.5M	$18.1M (0%)	after a round	39	growing	C	0%
6 Jul 2022	$235M	$154M – $642M	$422M (+80%)	after a round	39	growing	C	0%
1 Aug 2022	$245M	$154M – $642M	$422M (+72%)	after a round	39	growing	C	0%
1 Sep 2022	$257M	$154M – $642M	$422M (+64%)	after a round	39	growing	C	0%
1 Oct 2022	$270M	$154M – $642M	$422M (+56%)	after a round	39	growing	C	0%
1 Nov 2022	$284M	$154M – $642M	$422M (+49%)	after a round	39	unknown	C	0%
1 Dec 2022	$298M	$154M – $642M	$422M (+42%)	after a round	39	unknown	C	0%
1 Jan 2023	$333M	$175M – $728M	$478M (+44%)	after a round	69	growing	C	0%
1 Feb 2023	$354M	$175M – $728M	$478M (+35%)	after a round	69	growing	C	0%
1 Mar 2023	$374M	$175M – $728M	$478M (+28%)	after a round	69	growing	C	0%
1 Apr 2023	$397M	$175M – $728M	$478M (+20%)	after a round	69	growing	C	0%
1 May 2023	$421M	$175M – $728M	$478M (+14%)	after a round	69	growing	C	0%
1 Jun 2023	$448M	$175M – $728M	$478M (+7%)	after a round	69	growing	C	0%
1 Jul 2023	$475M	$175M – $728M	$478M (+1%)	after a round	69	growing	C	0%
1 Aug 2023	$478M	$177M – $728M	$478M (0%)	after a round	69	growing	C	0%
1 Sep 2023	$478M	$179M – $728M	$478M (0%)	after a round	69	growing	C	0%
1 Oct 2023	$508M	$193M – $774M	$508M (0%)	after a round	91	growing	C	0%
1 Nov 2023	$508M	$179M – $774M	$508M (0%)	after a round	91	up	C	0%
28 Nov 2023	$613M	$432M – $1.3B	$919M (+50%)	after a round	91	up	B	0%
1 Dec 2023	$615M	$432M – $1.3B	$919M (+49%)	after a round	91	up	B	0%
1 Jan 2024	$637M	$432M – $1.3B	$919M (+44%)	after a round	91	up	B	0%
1 Feb 2024	$659M	$432M – $1.3B	$919M (+39%)	after a round	91	up	B	0%
1 Mar 2024	$682M	$435M – $1.3B	$925M (+36%)	after a round	94	growing	B	0%
1 Apr 2024	$706M	$435M – $1.3B	$925M (+31%)	after a round	94	growing	B	0%
1 May 2024	$730M	$435M – $1.3B	$925M (+27%)	after a round	94	growing	B	0%
1 Jun 2024	$756M	$435M – $1.3B	$925M (+22%)	after a round	94	growing	B	0%
1 Jul 2024	$799M	$450M – $1.4B	$958M (+20%)	after a round	110	growing	B	0%
1 Aug 2024	$840M	$459M – $1.4B	$976M (+16%)	after a round	120	up	B	0%
1 Sep 2024	$874M	$459M – $1.4B	$976M (+12%)	after a round	120	up	B	0%
1 Oct 2024	$909M	$459M – $1.4B	$976M (+7%)	after a round	120	up	B	0%
1 Nov 2024	$961M	$467M – $1.4B	$994M (+3%)	after a round	130	growing	B	0%
1 Dec 2024	$994M	$468M – $1.4B	$994M (0%)	after a round	130	growing	B	0%
1 Jan 2025	$994M	$473M – $1.4B	$994M (0%)	after a round	130	growing	B	0%
1 Feb 2025	$994M	$479M – $1.4B	$994M (0%)	after a round	130	growing	B	0%
1 Mar 2025	$994M	$484M – $1.4B	$994M (0%)	after a round	130	growing	B	0%
1 Apr 2025	$994M	$490M – $1.4B	$994M (0%)	after a round	130	growing	B	0%
1 May 2025	$994M	$496M – $1.4B	$994M (0%)	after a round	130	growing	B	0%
1 Jun 2025	$994M	$502M – $1.4B	$994M (0%)	after a round	130	growing	B	0%
1 Jul 2025	$994M	$508M – $1.4B	$994M (0%)	after a round	130	growing	B	0%
1 Aug 2025	$994M	$514M – $1.4B	$994M (0%)	after a round	130	growing	B	0%
1 Sep 2025	$994M	$520M – $1.4B	$994M (0%)	after a round	130	growing	B	0%
1 Oct 2025	$994M	$441M – $1.4B	$994M (0%)	after a round	130	up	B	0%
1 Nov 2025	$1.0B	$443M – $1.4B	$1.0B (0%)	after a round	136	up	B	0%
1 Dec 2025	$1.0B	$375M – $1.4B	$1.0B (0%)	after a round	136	up	C	0%
1 Jan 2026	$1.0B	$368M – $1.4B	$999M (0%)	after a round	136	up	C	0%
1 Feb 2026	$1.0B	$361M – $1.4B	$991M (-1%)	after a round	136	up	C	0%
1 Mar 2026	$1.0B	$222M – $1.4B	$981M (-2%)	after a round	136	flat	C	0%
1 Apr 2026	$1.0B	$211M – $1.4B	$973M (-3%)	after a round	136	flat	C	0%
1 May 2026	$1.0B	$348M – $1.5B	$996M (-3%)	after a round	148	up	C	0%
1 Jun 2026	$1.0B	$341M – $1.5B	$993M (-3%)	after a round	148	up	C	0%
4 Jun 2026	$2.7B	$1.9B – $4.9B	$3.5B (+30%)	after a round	148	up	B	0%
1 Jul 2026	$2.7B	$1.9B – $4.9B	$3.5B (+27%)	after a round	148	up	B	0%
1 Aug 2026	$2.8B	$1.9B – $4.9B	$3.5B (+25%)	after a round	157	up	B	0%
1 Sep 2026	$2.9B	$1.9B – $5.0B	$3.5B (+22%)	after a round	159	up	B	0%
1 Oct 2026	$2.9B	$1.9B – $5.0B	$3.5B (+19%)	after a round	159	up	B	0%
24 Oct 2026	$3.0B	$1.9B – $5.0B	$3.5B (+18%)	after a round	159	up	B	0%

Key facts about Oxford Quantum Circuits

Founded: 2017
Headquarters: Reading, United Kingdom
Employees: about 159 +17% in a year
Total raised: $498M
Funding rounds: 4
Last round: Series C Jun 2026

Oxford Quantum Circuits was founded in 2017 by Peter Leek.

Oxford Quantum Circuits funding history

Oxford Quantum Circuits has 4 funding rounds on record, from Jan 2017 to Jun 2026, $498M in total. None disclosed a valuation.

Series C 3 Jun 2026
Led by Bullhound Capital; with British Business Bank, Fynveur, COFIDES, RCM Private Markets Fund managed by Rokos Capital Management (US) LP, AlphaEdison, Fulcrum Asset Management, Pentland Ventures, Magdalen College Oxford, Adaptive Capital Partners, Firgun Ventures, 18 West, Oxford Capital, Oxford Science Enterprises, SBI Investment, Chevron Technology Ventures, The University of Tokyo Edge Capital Partners Co., OTIF Ventures, Invus, Mastercard, IHAG.
Sources: techfundingnews.com, oqc.tech, quantumcomputingreport.com and 1 more
$350M
Series B 27 Nov 2023
Led by SBI Investment; with Chevron Technology Ventures, Lansdowne Partners, Oxford Science Enterprises, University of Tokyo Edge Capital.
Sources: investegate.co.uk, otif.vc, grantoffice.athenauni.eu and 1 more
$100M
Series A 5 Jul 2022
Led by Lansdowne Partners, The University of Tokyo Edge Capital Partners (UTEC); with British Patient Capital, Oxford Science Enterprises, Oxford Investment Consultants (OIC).
Sources: oqc.tech, businesswire.com
$46M
Seed 1 Jan 2017
With Parkwalk.
Sources: techfundingnews.com
$2.5M

Oxford Quantum Circuits investors

27 investors have backed Oxford Quantum Circuits; Lansdowne Partners, SBI Investment and Bullhound Capital and 1 more led at least one round.

Lansdowne Partners lead, 2 rounds
The University of Tokyo Edge Capital Partners (UTEC) lead
Chevron Technology Ventures 2 rounds
18 West
Adaptive Capital Partners
British Business Bank
British Patient Capital
Fulcrum Asset Management
Fynveur
IHAG
Invus
Magdalen College Oxford
Mastercard
OTIF Ventures
Oxford Investment Consultants (OIC)
Pentland Ventures
RCM Private Markets Fund managed by Rokos Capital Management (US) LP
The University of Tokyo Edge Capital Partners Co.
University of Tokyo Edge Capital

What Oxford Quantum Circuits does

Oxford Quantum Circuits works in tech companies, with 14 recorded offerings and customers in finance, national security, pharmaceuticals and advanced materials.

Oxford Quantum Circuits Limited is a British private company engaged in quantum computing technology and information technology services. The company develops and supplies quantum computing hardware, including superconducting circuits and quantum compute solutions, and provides cloud and direct access to quantum computing resources. Oxford Quantum Circuits also offers quantum hardware and software, and collaborates with data center providers, HPC leaders, cloud integrators, and research institutions to support quantum computing integration. The company serves clients in sectors such as finance, national security, pharmaceuticals, and materials, and is involved in quantum fabrication and integration with AI supercomputing.

Description from Veridion's company data.

Products and services

Quantum Compute-as-a-Service
Quantum Hardware Deployment and Integration
Quantum System Development and Manufacturing
Hybrid Quantum-Classical Computing Solutions
Quantum Application Optimization Services
Quantum Computing Software Development
Colocation Quantum Computing Solutions
API-Based Quantum Computing Access
Enterprise Quantum System Integration
Scalable Quantum Computing Architecture Development
Fault-Tolerant Quantum System Engineering
Quantum Computing Research and Product Development
Industry-Specific Quantum Computing Solutions
Global Quantum Computing Deployment

Markets

Finance
National Security
Pharmaceuticals
Advanced Materials

Technology

3D Coaxmon Architecture for Scalable Qubit Control
Proprietary 3D Quantum Computing Architecture
Superconducting Quantum Computing
Cryogenic Environment for Quantum Computing
Hybrid Quantum-Classical Computing Architecture
Fault-Tolerant Quantum Systems

Business model

Business-to-Business
Software-as-a-Service
Enterprise

Industry codes (NAICS)

334111 Electronic Computer Manufacturing 50% match
518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services 30% match
423430 Computer and Computer Peripheral Equipment and Software Merchant Wholesalers 20% match

Questions about Oxford Quantum Circuits

What is Oxford Quantum Circuits worth?

Valuation $3.0B (range $1.9B to $5.0B), as of 24 Oct 2026.

Has Oxford Quantum Circuits raised money?

Oxford Quantum Circuits has 4 funding rounds on record, from Jan 2017 to Jun 2026, $498M in total. None disclosed a valuation.

Who has invested in Oxford Quantum Circuits?

Lansdowne Partners, SBI Investment, Bullhound Capital, The University of Tokyo Edge Capital Partners (UTEC), Oxford Science Enterprises and Chevron Technology Ventures, and 21 more. Lead investors include Lansdowne Partners, SBI Investment, Bullhound Capital and The University of Tokyo Edge Capital Partners (UTEC).

How many people work at Oxford Quantum Circuits?

About 159, up 17% over the last year. Headcount grew from 19 in Jan 2021 to 159 in Sep 2026.

What does Oxford Quantum Circuits do?

Oxford Quantum Circuits works in tech companies, with 14 recorded offerings and customers in finance, national security, pharmaceuticals and advanced materials. Its main offerings are quantum compute-as-a-service, quantum hardware deployment and integration and quantum system development and manufacturing.

When was Oxford Quantum Circuits founded, and where is it based?

Oxford Quantum Circuits was founded in 2017 and is based in Reading, United Kingdom. It has about 159 employees, up 17% over the last year.

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