Buyer · UK public sector
Tenders awarded by Nuclear Decommissioning Authority
Live data from Contracts Finder and Find a Tender. 63 awards we have tracked from Nuclear Decommissioning Authority, with the suppliers winning the work and how their procurement is shifting.
63
awards tracked
£626.8m
total contract value
£9.9m
average award size
4.8%
awarded to SMEs
Recent awards
Latest tenders awarded by Nuclear Decommissioning Authority
NDA9/00916.093
Awarded to TUV SUD Ltd on 20 Apr 2026 · Research and development services and related consultancy services
£75k
Support to change initiatives
Awarded to THE BERKELEY PARTNERSHIP LLP on 30 Mar 2026 · Research and development services and related consultancy services
£73k
NDA/C17430/21 - R&D Delivery Improvements
Awarded to National Nuclear Laboratory on 27 Mar 2026 · Research and development services and related consultancy services
£128k
NDA/C17430/22
Awarded to National Nuclear Laboratory on 27 Mar 2026 · Research and development services and related consultancy services
£240k
NDA/C17430/11
Awarded to National Nuclear Laboratory on 27 Mar 2026 · Research and development services and related consultancy services
£2.6m
GK25-25
Awarded to Eden Nuclear on 26 Mar 2026 · Research and development services and related consultancy services
£141k
Research and subscription services
Awarded to Gartner UK ltd on 17 Mar 2026 · Subscription services
£193k
NDA/C17430/20 Pu Immobilisation SME support
Awarded to National Nuclear Laboratory on 16 Mar 2026 · Research and development services and related consultancy services
£110k
NDA9/00916.090 - Strategic Support to Project Susannah
Awarded to TUV SUD Ltd on 11 Mar 2026 · Research and development services and related consultancy services
£104k
Executive Assessments
Awarded to RUSSELL REYNOLDS ASSOCIATES LIMITED on 11 Mar 2026 · Recruitment services
£88k
NDA9/00916.091 - Support to Sealed sources landscape Review
Awarded to TUV SUD Ltd on 3 Mar 2026 · Research and development services and related consultancy services
£60k
Independent investigation support
Awarded to RSM UK Risk Assurance Services LLP on 23 Feb 2026 · Internal audit services
£45k
Spend pattern
What Nuclear Decommissioning Authority buys, and how the spend behaves
Nuclear Decommissioning Authority has issued 63 tracked awards worth £626.8m across the period we monitor. The average award sits at £9.9m. Spend skews towards Recruitment services, Supply services of personnel including temporary staff and Research and development services and related consultancy services. The largest single award we have on record went to Alexander Mann Solutions Limited for £522.3m, on a Contingent Labour and associated services - Workforce Solutions notice. Only 4.8% of awards have gone to SMBs, so smaller suppliers are under-represented relative to the wider market. Activity is falling sharply versus the prior month.
Where Nuclear Decommissioning Authority actually spends
Biggest single award
£522.3m
Contingent Labour and associated services - Workforce Solutions
Won by Alexander Mann Solutions Limited on 3 Dec 2025
Busiest month
Mar 26
10 awards published, totalling £3.7m.
Last 30 days vs the prior 30: sharply down.
Top suppliers
Who is winning the work
TUV SUD Ltd
19 awards · £2.1m total
National Nuclear Laboratory
11 awards · £4.1m total
AMENTUM CLEAN ENERGY LIMITED
6 awards · £778k total
PA Consulting Services Limited
2 awards · £450k total
THE BERKELEY PARTNERSHIP LLP
2 awards · £244k total
Eden Nuclear
2 awards · £220k total
RUSSELL REYNOLDS ASSOCIATES LIMITED
2 awards · £208k total
Alexander Mann Solutions Limited
1 award · £522.3m total
Related sectors
The categories where Nuclear Decommissioning Authority concentrates its spend.
How Bidwell helps
Win more of the Nuclear Decommissioning Authority pipeline
SMB share at Nuclear Decommissioning Authority is 4.8%, well under the public-sector benchmark. If you are a smaller supplier, you are statistically under-represented in this pipeline, and Bidwell is built to change that. We watch every notice the buyer publishes, score it against your past wins, and draft a complete first response in around 30 minutes so you can bid on the awkward ones you would normally skip.
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