CompanyTrack
A

AMENTUM INTERNATIONAL NUCLEAR SERVICES LIMITED

Active Warrington

Other engineering activities

55 employees Website
Safety and security Other engineering activities
A

AMENTUM INTERNATIONAL NUCLEAR SERVICES LIMITED

Other engineering activities

Founded 10 Aug 2005 Active Warrington, United Kingdom 55 employees amentum.com
Safety and security Other engineering activities
Accounts Submitted
Confirmation Statement Submitted 11 Sept 2025
Net assets £47.77M £859.00K 2023 year on year
Total assets £51.73M £4.46M 2023 year on year
Total Liabilities £3.96M £5.32M 2023 year on year
Charges None No charges registered

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Contact & Details

Registered Address

305 Bridgewater Place Birchwood Park Warrington WA3 6XF United Kingdom

Credit Report

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Mutual Companies

Financials

Financials

Period 1 Jan → 31 Dec 2023
Type Total Exemption Full
Next accounts 31 December 2024
Due by 30 September 2025 9 months

Net Assets, Total Assets & Total Liabilities (2014–2023)

Cash in Bank

£2.85M

Increased by £233.00k (+9%)

Net Assets

£47.77M

Increased by £859.00k (+2%)

Total Liabilities

£3.96M

Decreased by £5.32M (-57%)

Turnover

£20.68M

Decreased by £7.95M (-28%)

Employees

55

Decreased by 6 (-10%)

Debt Ratio

8%

Decreased by 9 (-53%)

Financial History

Revenue, profit, EBITDA and key financial figures

2023
Dec Year End
2022
Dec Year End
P&L
Revenue
£142.3M
£128.7M
Gross Profit
£48.2M
£43.1M
Operating Profit
£22.4M
£19.8M
Net Profit
£18.1M
£15.9M
EBITDA
£31.5M
£28.2M
Assets
Cash
£24.7M
£21.3M
Total Assets
£89.4M
£82.1M
Liabilities
Total Liabilities
£45.2M
£41.8M
Key Metrics
Employees
1,247
1,156
Latest Revenue
£142.3M
Latest EBITDA
£31.5M
Cash Position
£24.7M

Funding

Fundraising & Grants

No fundraising or grants recorded

Investors (0)

No investor information available

Share Capital

Share Capital

Share allotments and capital structure

1 Allotment 12,845,243 Shares £12.85m Total
Date FromShare ClassShares AllottedAmount RaisedPrice/Share
2 Apr 201412,845,243£12.85m£1

Officers

Officers

3 active 34 resigned
Status
Jonathan Paul FowlerDirectorBritishEngland547 May 2025Active
Joshua David PrenticeSecretaryUnknownUnknown1 Jun 2024Active
Martin Warwick ShawDirectorBritishEngland587 Nov 2024Active

Shareholders

Shareholders (3)

Energy, Security And Technology Uk Limited
100.0%
12,845,24411 Sept 2025
Ch2m Hill Netherlands Holdings B.v
0.0%
011 Sept 2025
Ch2m Hill Holdings Limited
0.0%
011 Sept 2025

Persons with Significant Control

Persons with Significant Control (1)

1 Active 1 Ceased

Energy, Security And Technology Uk Limited

United Kingdom

Active
Notified 5 Jun 2024
Nature of Control
  • Ownership Of Shares 75 To 100 Percent
  • Voting Rights 75 To 100 Percent
  • Right To Appoint And Remove Directors

Ch2m Hill Holdings Limited

Ceased 5 Jun 2024

Ceased

Group Structure

Group Structure

ENERGY, SECURITY AND TECHNOLOGY UK LIMITED united kingdom shares 75 to 100 percent
AMENTUM HOLDINGS LLC united states of america
AMENTUM INTERNATIONAL NUCLEAR SERVICES LIMITED Current Company
CAVENDISH DOUNREAY PARTNERSHIP LIMITED united kingdom shares 25 to 50 percent, voting rights 25 to 50 percent

Charges

Charges

No charges registered

Documents

Company Filings

DateCategoryDescriptionDocument
3 Dec 2025GazetteGazette Filings Brought Up To DateView(1 page)
2 Dec 2025GazetteGazette Notice CompulsoryView(1 page)
11 Sept 2025Confirmation StatementConfirmation statement made on 2025-08-22 with updatesView(4 pages)
8 May 2025OfficersAppointment of Mr Jonathan Paul Fowler as director on 2025-05-07View(2 pages)
11 Nov 2024AddressChange Registered Office Address Company With Date Old Address New AddressView(1 page)
3 Dec 2025 Gazette

Gazette Filings Brought Up To Date

2 Dec 2025 Gazette

Gazette Notice Compulsory

11 Sept 2025 Confirmation Statement

Confirmation statement made on 2025-08-22 with updates

8 May 2025 Officers

Appointment of Mr Jonathan Paul Fowler as director on 2025-05-07

11 Nov 2024 Address

Change Registered Office Address Company With Date Old Address New Address

Recent Activity

Latest Activity

Gazette Filings Brought Up To Date

2 months ago on 3 Dec 2025

Gazette Notice Compulsory

2 months ago on 2 Dec 2025

Confirmation statement made on 2025-08-22 with updates

5 months ago on 11 Sept 2025

Appointment of Mr Jonathan Paul Fowler as director on 2025-05-07

9 months ago on 8 May 2025

Change Registered Office Address Company With Date Old Address New Address

1 years ago on 11 Nov 2024