Quantinuum Ltd
In brief
Quantinuum Ltd is a private limited company incorporated in England and Wales on 1 July 2014. At 12 years old it is older than 66% of the 54,755 live companies whose main activity is other information technology service activities. Its registered office is in City of Westminster, Westminster, London, at an address shared with 4 other live companies. 2,211 live companies in City of Westminster share the same main activity. Its latest accounts were made up to 31 December 2025 and filed as full accounts. It was previously called Cambridge Quantum Computing Limited, a name it changed on 9 August 2023.
Register details
Timeline
Register events, newest first.
- Confirmation statement made up
- Accounts made upFull accounts
- Name changedPreviously Cambridge Quantum Computing Limited
- Incorporated
Filings and charges
Deadlines and charge counts from the register.
Charges are security interests (such as mortgages) registered against the company.
Other information technology service activities in the United Kingdom
Live companies whose main activity is 62090: 54,755 in total, median age 7 years, 6,201 incorporated in the past 12 months.
Location
Registered office in City of Westminster, Westminster, London.
Also registered at this address
4 other live companies share this registered office.
- GPGreen Park Worldwide Limited08240595 · Est. 2012 · 70100
- GPGreen Park Global Limited08240706 · Est. 2012 · 70100
- GPGreen Park Interim & Executive Limited05672094 · Est. 2006 · 82990
- IAIrreversible AI Company Ltd15351385 · Est. 2023 · 62012
Similar companies
Live companies with the same main activity, nearest first.
Sources
Register data: Companies House, Free Company Data Product, delivery of 1 October 2026. Places: ONS Postcode Directory (Open Government Licence v3.0). Sector names: Eurostat NACE Rev. 2. Context figures are computed by FirmsDB from these sources. This page is not an official register; check the official record before relying on it.