Company groups
Amentum International Holdings UK LTD.

Top-level group

Amentum International Holdings UK LTD. group

PSC-derived corporate control hierarchy for active UK corporate PSC filings.

Company profile

Children

5

Direct

4

Levels

2

Hierarchy

Updated 07 Jul 2026 09:49

PSC corporate control

Root Active LTD 5 children

Amentum International Holdings UK LTD.

CRN 00530311

Profile
1. Level 1 Active LTD 1 child
  
  Amentum (UK) LTD.
  
  CRN 03909808
  
  Explore branch Profile
  1. Level 2
    
    OC311914
    
    CRN OC311914
2. Level 1
  
  05894268
  
  CRN 05894268
3. Level 1 Active LTD
  
  Amentum Facility Management UK LTD.
  
  CRN 04444814
  
  Profile
4. Level 1 Active LTD
  
  UK Nuclear Waste Management Limited
  
  CRN 06040606
  
  Profile

Largest branches

Amentum (UK) LTD.

CRN 03909808

1 controlled company

05894268

CRN 05894268

0 controlled companies

Amentum Facility Management UK LTD.

CRN 04444814

0 controlled companies

UK Nuclear Waste Management Limited

CRN 06040606

0 controlled companies