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Diamond Light Source Limited

Diamond Light Source Limited is an active company incorporated on 18 February 2002 with the registered office located in Didcot, Oxfordshire. Diamond Light Source Limited was registered 23 years ago.
Status
Active
Active since incorporation
Company No
04375679
Private limited company
Age
23 years
Incorporated 18 February 2002
Size
Large
Turnover is over £54M
Balance sheet is over £27M
Over 250 employees
Confirmation
Submitted
Dated 1 May 2025 (5 months ago)
Next confirmation dated 1 May 2026
Due by 15 May 2026 (6 months remaining)
Last change occurred 3 years ago
Accounts
Submitted
For period 1 Apr31 Mar 2025 (12 months)
Accounts type is Full
Next accounts for period 31 March 2026
Due by 31 December 2026 (1 year 2 months remaining)
Address
Diamond House
Harwell Science And Innovation Campus
Didcot
Oxfordshire
OX11 0DE
England
Same address for the past 4 years
Telephone
01235778000
Email
Available in Endole App
People
Officers
12
Shareholders
2
Controllers (PSC)
1
Director • Research Management • British • Lives in England • Born in Apr 1979
Director • Executive Director • British • Lives in UK • Born in May 1964
Director • Vice-Chancellor • British • Lives in England • Born in Sep 1946
Director • Director Of Finance And Corporate Servic • British • Lives in England • Born in Aug 1973
Director • Ceo Of Diamond Light Source Ltd • Canadian,italian • Lives in England • Born in Oct 1963
Shareholders, PSCs & Group Structure
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Mutual Companies
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Dr Alan Partridge and Professor Roger Soulsby Eccleston are mutual people.
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Dr Alan Partridge and Professor Roger Soulsby Eccleston are mutual people.
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Hsic GP2 Limited
Dr Alan Partridge and Professor Roger Soulsby Eccleston are mutual people.
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Careers Research And Advisory Centre (Crac) Limited(The)
Professor Roger Soulsby Eccleston is a mutual person.
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Coventry University Enterprises Limited
Professor Michael Edward Fitzpatrick is a mutual person.
Active
Be Free Young Carers
Professor Roger Soulsby Eccleston is a mutual person.
Active
STFC Innovations Limited
Dr Alan Partridge is a mutual person.
Active
UK Forum For Engineering Structural Integrity
Professor Michael Edward Fitzpatrick is a mutual person.
Active
Financials
Net Assets, Total Assets & Total Liabilities (2016–2025)
Period Ended
31 Mar 2025
For period 31 Mar31 Mar 2025
Traded for 12 months
Cash in Bank
£24.37M
Increased by £1.61M (+7%)
Turnover
£164.13M
Increased by £43.67M (+36%)
Employees
864
Increased by 40 (+5%)
Total Assets
£376.09M
Increased by £47.7M (+15%)
Total Liabilities
-£85.8M
Increased by £8.18M (+11%)
Net Assets
£290.29M
Increased by £39.53M (+16%)
Debt Ratio (%)
23%
Decreased by 0.82% (-3%)
Latest Activity
Keith Sanderson Wilson Resigned
21 Days Ago on 30 Sep 2025
Full Accounts Submitted
2 Months Ago on 30 Jul 2025
Confirmation Submitted
5 Months Ago on 12 May 2025
Professor Roger Soulsby Eccleston Appointed
6 Months Ago on 1 Apr 2025
Alan Partridge Resigned
6 Months Ago on 31 Mar 2025
Dr Sean Michael Hird Appointed
9 Months Ago on 31 Dec 2024
Linda Gregory Resigned
9 Months Ago on 31 Dec 2024
Professor Sir Leszek Borysiewicz Appointed
10 Months Ago on 7 Dec 2024
Adrian Frederick Melhuish Smith Resigned
10 Months Ago on 7 Dec 2024
Full Accounts Submitted
1 Year 2 Months Ago on 1 Aug 2024
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Documents
Termination of appointment of Keith Sanderson Wilson as a director on 30 September 2025
Submitted on 6 Oct 2025
Full accounts made up to 31 March 2025
Submitted on 30 Jul 2025
Confirmation statement made on 1 May 2025 with no updates
Submitted on 12 May 2025
Appointment of Professor Roger Soulsby Eccleston as a director on 1 April 2025
Submitted on 10 Apr 2025
Termination of appointment of Alan Partridge as a director on 31 March 2025
Submitted on 1 Apr 2025
Appointment of Dr Sean Michael Hird as a secretary on 31 December 2024
Submitted on 8 Jan 2025
Termination of appointment of Linda Gregory as a secretary on 31 December 2024
Submitted on 31 Dec 2024
Appointment of Professor Sir Leszek Borysiewicz as a director on 7 December 2024
Submitted on 17 Dec 2024
Termination of appointment of Adrian Frederick Melhuish Smith as a director on 7 December 2024
Submitted on 9 Dec 2024
Full accounts made up to 31 March 2024
Submitted on 1 Aug 2024
Repayment History
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