Public buyer · Body governed by public law

Nuclear Decommissioning Authority

Nuclear Decommissioning Authority has awarded 133 UK public contracts worth £740m since 1 Mar 2021. Suppliers include TUV SUD Ltd.

North West Official websiteFirst contract 1 Mar 2021Latest contract 22 Oct 2026

Contracts: 133
Published value: £740mwhere stated
Without competition: 8%11 contracts
Won by SMEs: 27%of 73 with size known

Contracts awarded per month, last 24 months 118 contracts · busiest month March 2026

01020

Dec 24
Mar 25
Jun 25
Sep 25
Dec 25
11Mar 26
Jun 26
Sep 26

Suppliers used most

TUV SUD Ltd SME 25 contracts · £2.34m
National Nuclear Laboratory 16 contracts · £15.8m
Amentum Clean Energy Ltd 7 contracts · £990k
Orano Limited 4 contracts · £898k
The Berkeley Partnership SME 4 contracts · £878k
Esri (UK) 3 contracts · £2.13m
Softcat PLC 3 contracts · £1.32m
NSG Environmental Ltd 3 contracts · £693k
Eden Nuclear. SME 3 contracts · £290k
Russell Reynolds Associates Limited 3 contracts · £278k

What they buy

Research & development 68 contracts · £30.2m
Business services 22 contracts · £586m
Software & information systems 22 contracts · £33m
IT services 9 contracts · £72.1m
Postal & telecoms services 2 contracts · £173k
Industrial machinery 2 contracts · £9.99m
Office & computing equipment 2 contracts · £274k
Community & personal services 1 contract · —

All contracts awarded by Nuclear Decommissioning Authority

Contracts awarded by Nuclear Decommissioning Authority
Date	Contract	Supplier	Value
22 Oct 2026	ITSM Software	Specialist Computer Centres Plc	£2.31m
30 Sep 2026	Opswat Metadefender licensing, support and design services	Barrier Networks Limited SME	£4.01m
23 Sep 2026	Role of the NDA Centre, Group Functions Design, Unity Programme Support	The Berkeley Partnership SME	£389k
14 Aug 2026	NDA Unified Communications and Connectivity Services 2026-2029	British Telecommunications Public Limited Company t/a BT PLC	£126k
3 Aug 2026	NDA/C17430/15 - NDA Legacy Waste Cave 5	National Nuclear Laboratory	£639k
16 Jul 2026	GK26-11 - In-active Drying Trials of AGR Slotted Cans (Investigating Impact of Caustic Dosing and Carbon Deposits)	Amentum Clean Energy Ltd	£360k
29 Jun 2026	NDA9/00916.091 - Support to Sealed sources landscape Review	TUV SUD Ltd SME	£29,679
25 Jun 2026	Non-Executive Director Development Training No competition	Institute of Directors SME	£88,060
22 Jun 2026	NDA Group Task Based Inflation Metrics Economic Research	Mott MacDonald Ltd SME	£300k
18 Jun 2026	Head Hunting Services to source an NDA Chair of the Board.	Russell Reynolds Associates Limited	£70,000
16 Jun 2026	Influential Vena Solution Cloud Software 2026-2029	Influential SME	£247k
31 May 2026	NDA group Employee Benefits - Cycle Scheme, Vouchers and Benefits	Reward Gateway (UK) Ltd t/a Reward Gateway / Edenred	—
29 May 2026	Microsoft Software VAR 26-27	Softcat PLC	—
15 May 2026	Support to change Activites	The Berkeley Partnership SME	£244k
13 May 2026	Microsoft Azure Services VAR	Phoenix Software Ltd SME	£22.5m
30 Apr 2026	Media Monitoring provision	Access Intelligence Media and Communications SME	£94,000
29 Apr 2026	Occupational Health for NDA Employees No competition	UK Screening Solutions Ltd SME	£80,000
21 Apr 2026	NDA9/00916.093	TUV SUD Ltd SME	£74,829
17 Apr 2026	Social Media Listening and Monitoring Platform 2026-2028	Talkwalker S.à r.l	£36,846
2 Apr 2026	Video Conference Maintenance 2026-2027	Logicalis Uk Ltd SME	£150k
1 Apr 2026	GIS Software	Esri (UK)	£2.13m
31 Mar 2026	Social Media Management Platform - 2026-28	Hootsuite Media UK Limited	£55,685
31 Mar 2026	Support to change initiatives	The Berkeley Partnership SME	£72,600
27 Mar 2026	NDA/C17430/22	National Nuclear Laboratory	£240k
27 Mar 2026	NDA/C17430/11	National Nuclear Laboratory	£2.56m
27 Mar 2026	NDA/C17430/21 - R&D Delivery Improvements	National Nuclear Laboratory	£128k
26 Mar 2026	GK25-25	Eden Nuclear. SME	£141k
19 Mar 2026	Research and Subscription services	Gartner UK Ltd	£193k
16 Mar 2026	NDA/C17430/20 Pu Immobilisation SME support	National Nuclear Laboratory	£110k
11 Mar 2026	NDA9/00916.090 - Strategic Support to Project Susannah	TUV SUD Ltd SME	£104k
11 Mar 2026	Executive Assessments	Russell Reynolds Associates Limited	£88,200
3 Mar 2026	NDA9/00916.091 - Support to Sealed sources landscape Review	TUV SUD Ltd SME	£59,928
23 Feb 2026	Radiological Testing of Nuclear Standard Elastomer to Ensure Continued No competition	Amentum Clean Energy Ltd	—
23 Feb 2026	Independent investigation support	RSM UK Risk Assurance Services	£45,000
22 Feb 2026	Website Accessibility	Zoonou Ltd SME	£98,500
13 Feb 2026	NDA9/00916.088 - ILW System Development, Modelling and Change Management	TUV SUD Ltd SME	£341k
13 Feb 2026	NDA9/00916.089 - CHILW Technical Assessments and Containers	TUV SUD Ltd SME	£184k
10 Feb 2026	PuIP TOM and Tech Roadmap	TUV SUD Ltd SME	—
5 Feb 2026	NDA9/00916.085	TUV SUD Ltd SME	£271k
3 Feb 2026	NDA9/00916.086	TUV SUD Ltd SME	£19,848
2 Feb 2026	NDA/C17430/19	National Nuclear Laboratory	£123k
30 Jan 2026	Support to change initiatives	The Berkeley Partnership SME	£172k
27 Jan 2026	GK25-12	Amentum Clean Energy Ltd	£94,689
26 Jan 2026	(06 - EDW&MR) DC25-15	Amentum Clean Energy Ltd	£284k
26 Jan 2026	GK25-16	Eden Nuclear. SME	£78,377
22 Jan 2026	HIP1 Equipment to make MOX Pellets No competition	National Nuclear Laboratory	—
16 Jan 2026	Meetings, Conferences & Events	Calder Conferences	£7m
12 Jan 2026	NDA/C17430/17 - HIP1 Equipment to make MOX pellets	National Nuclear Laboratory	£563k
9 Jan 2026	NDA/C17430/18	National Nuclear Laboratory	£27,370
7 Jan 2026	NDA9/00916.084 - Strategy Organisational Management Options	TUV SUD Ltd SME	£59,961