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Amentum International Nuclear Services Limited

Amentum International Nuclear Services Limited is an active company incorporated on 10 August 2005 with the registered office located in Warrington, Cheshire. Amentum International Nuclear Services Limited was registered 20 years ago.
Status
Active
Active since incorporation
Company No
05532606
Private limited company
Age
20 years
Incorporated 10 August 2005
Size
Medium
Turnover is under £54M
Under 250 employees
Confirmation
Submitted
Dated 22 August 2025 (2 months ago)
Next confirmation dated 22 August 2026
Due by 5 September 2026 (10 months remaining)
Last change occurred 1 month ago
Accounts
Submitted
For period 1 Oct29 Sep 2023 (12 months)
Accounts type is Full
Next accounts for period 30 September 2024
Was due on 30 September 2025 (1 month ago)
Address
305 Bridgewater Place
Birchwood Park
Warrington
WA3 6XF
United Kingdom
Address changed on 11 Nov 2024 (12 months ago)
Previous address was 305 Bridgewater Place Birchwood Park Warrington WA3 6XG United Kingdom
Telephone
02034798000
Email
Unreported
Website
People
Officers
5
Shareholders
1
Controllers (PSC)
1
Director • German • Lives in Germany • Born in Nov 1965
Director • British • Lives in England • Born in Sep 1967
Director • British • Lives in England • Born in Jul 1971
Shareholders, PSCs & Group Structure
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Mutual Companies
Amentum Clean Energy Limited
Anita Linseisen and Martin Warwick Shaw are mutual people.
Active
Amentum Enterprise Asset Solutions Limited
Anita Linseisen and Martin Warwick Shaw are mutual people.
Active
Fast Reactor Technology Limited
Anita Linseisen and Martin Warwick Shaw are mutual people.
Active
PWR Power Projects Limited
Anita Linseisen and Martin Warwick Shaw are mutual people.
Active
Amentum E&C Limited
Anita Linseisen and Martin Warwick Shaw are mutual people.
Active
Amentum Enterprise Asset Solutions Construction Limited
Anita Linseisen and Martin Warwick Shaw are mutual people.
Active
Amentum International Holdings UK Ltd
Martin Warwick Shaw is a mutual person.
Active
Cavendish Dounreay Partnership Limited
Martin Warwick Shaw is a mutual person.
Active
Financials
Net Assets, Total Assets & Total Liabilities (2014–2023)
Period Ended
29 Sep 2023
For period 29 Sep29 Sep 2023
Traded for 12 months
Cash in Bank
£2.85M
Increased by £233K (+9%)
Turnover
£20.68M
Decreased by £7.95M (-28%)
Employees
55
Decreased by 6 (-10%)
Total Assets
£51.73M
Decreased by £4.46M (-8%)
Total Liabilities
-£3.96M
Decreased by £5.32M (-57%)
Net Assets
£47.77M
Increased by £859K (+2%)
Debt Ratio (%)
8%
Decreased by 8.86% (-54%)
Latest Activity
Confirmation Submitted
1 Month Ago on 11 Sep 2025
Mr Jonathan Paul Fowler Appointed
6 Months Ago on 7 May 2025
Registered Address Changed
12 Months Ago on 11 Nov 2024
Anita Linseisen Resigned
1 Year Ago on 7 Nov 2024
Mr Martin Warwick Shaw Appointed
1 Year Ago on 7 Nov 2024
Energy, Security and Technology Uk Limited (PSC) Details Changed
1 Year 1 Month Ago on 23 Sep 2024
Registered Address Changed
1 Year 1 Month Ago on 23 Sep 2024
Confirmation Submitted
1 Year 2 Months Ago on 30 Aug 2024
Full Accounts Submitted
1 Year 4 Months Ago on 9 Jul 2024
Energy, Security and Technology Uk Limited (PSC) Appointed
1 Year 5 Months Ago on 5 Jun 2024
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Documents
Confirmation statement made on 22 August 2025 with updates
Submitted on 11 Sep 2025
Appointment of Mr Jonathan Paul Fowler as a director on 7 May 2025
Submitted on 8 May 2025
Registered office address changed from 305 Bridgewater Place Birchwood Park Warrington WA3 6XG United Kingdom to 305 Bridgewater Place Birchwood Park Warrington WA3 6XF on 11 November 2024
Submitted on 11 Nov 2024
Termination of appointment of Anita Linseisen as a director on 7 November 2024
Submitted on 7 Nov 2024
Appointment of Mr Martin Warwick Shaw as a director on 7 November 2024
Submitted on 7 Nov 2024
Certificate of change of name
Submitted on 30 Sep 2024
Change of details for Energy, Security and Technology Uk Limited as a person with significant control on 23 September 2024
Submitted on 30 Sep 2024
Registered office address changed from Cottons Centre Cottons Lane London SE1 2QG United Kingdom to 305 Bridgewater Place Birchwood Park Warrington WA3 6XG on 23 September 2024
Submitted on 23 Sep 2024
Confirmation statement made on 22 August 2024 with no updates
Submitted on 30 Aug 2024
Full accounts made up to 29 September 2023
Submitted on 9 Jul 2024
Repayment History
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