United Kingdom Contracts Finder contract award · ocds-b5fd17-a4d8dd6b-a51d-430d-89f1-8a04c1fac9fb
Decommissioning Nuclear Waste Partnership
Sellafield awarded £4.6B to TDA (AtkinsRéalis UK, Amentum Clean Energy, Westinghouse El for Professional Services & Consulting in October 2025 — one of 262 awards this buyer has made, above its typical award size.
30 Oct 2025
Award date
£4.6B
Contract value
Buying agency
Sellafield 262 Awards
£32.6M Avg award
Above vs typical
Winning supplier
TDA (AtkinsRéalis UK, Amentum Clean Energy, Westinghouse El 1 Award
1 Buyer
£4.6B Total won
Contract description
Decommissioning Nuclear Waste Partnership
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Related awards · Sellafield
262 awardsThe buyer's full award list ranked by value, with the winning supplier, date and sector on every row — plus CSV / API export.
Tender no.SupplierAmountDateSector
- ocds-b5fd17-2c805541-b6ee-43de-85af-aca92149b5e3Morgan Sindall Construction & Infrastructure Ltd£2.9B10 Oct 2025 Professional Services
- ocds-b5fd17-ebdf28a5-3a9f-4e9d-9480-a780f54caee0EQUANS Regeneration Limited£128M03 Dec 2025 Facilities Management
- ocds-b5fd17-74a94f0a-466f-49fd-b9cc-e6b8af499b77Graham Engineering Ltd£105M08 Jan 2024 Professional Services
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