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DESNZ

Public body — contracts awarded

£778.5mTotal value£778,513,165 across every award on file
304Awardspublished since 4 July 2024

Who they buy from

SupplierAwardsValue
Ricardo AEA Limited 8 £325.2m
WSP UK LTD 11 £306.6m
AECOM Limited 12 £301.2m
City Science Corporation Limited 6 £294.6m
Ramboll UK Limited 5 £293.6m
Buro Happold Ltd 7 £293.0m
Fair Heat Limited 4 £292.9m
Frazer-Nash Consultancy Limited 6 £292.7m
Sustainable Energy Limited 4 £292.3m
Greenfield Nordic Ltd 4 £292.3m

Every award on file

AwardedWhat forBuyerSupplierValue
9 Dec 2024 Energy & Net Zero Professional Services Framework DESNZ Accenture (UK) Limited +42 £250.0m
27 Jun 2023 Department for Energy Security and Net Zero - Media Buying Call Off Contract DESNZ Manning Gottlieb OMD, a trading… £80.0m
27 Jun 2023 Department for Energy Security and Net Zero - Media Buying Call Off Contract DESNZ Manning Gottlieb OMD, a trading… £80.0m
11 Jun 2024 BE23183 - Heat Network Zoning Programme - Framework Agreement DESNZ Aecom Limited +36 £42.0m
9 Jan 2025 National Atmospheric Emissions Inventory (NAEI) 2025 - Lot 1 DESNZ Ricardo AEA Ltd £32.4m
21 Feb 2023 BEIS Travel Management Services DESNZ CORPORATE TRAVEL MANAGEMENT (NORTH)… £20.0m
24 Jun 2025 Climate Finance Accelerator (CFA) 2 Global Delivery Partner DESNZ PricewaterhouseCoopers LLP £19.9m
19 Sep 2024 Purchasing, Distribution and Administration of Solid Fuel Benefits DESNZ Homefire Group Limited £17.8m
27 May 2026 Carbon Capture Usage and Storage (CCUS) Financial Advisory Support DESNZ ERNST & YOUNG LLP +1 £15.0m
17 Jan 2025 Legal services for the DESNZ GBN Sponsorship and Policy team DESNZ DLA Piper UK LLP £15.0m
18 Mar 2025 con_7664 - Green Heat Network Contract Supplementary Project DESNZ Triple Point Investment Management LLP £12.9m
3 Feb 2025 Reserve Tanker Fleet DESNZ TIP GROUP (UK) LIMITED £12.0m
19 Jun 2023 DSIT Media BuyingLondon DESNZ Manning Gottlieb OMD £9.9m
9 Aug 2024 Financial experts on due diligence for hydrogen projects assessment and negotiation…London DESNZ PricewaterhouseCoopers LLP £8.0m
24 Oct 2025 Hydrogen Technical Advisor to DESNZ (Primary Supplier)London DESNZ WSP UK Limited £7.5m
13 Oct 2025 Hydrogen Technical Advisor to DESNZ (Secondary Supplier)London DESNZ Guidehouse Europe Limited £7.5m
13 Dec 2024 Sizewell C Legal Services DESNZ Ashurst LLP £7.5m
22 Oct 2024 Sizewell C Legal Services DESNZ Ashurst LLP £7.5m
8 Sep 2025 Administration and Delivery of Benefit Services for Former British Coal Corporation… DESNZ CAPITA BUSINESS SERVICES LTD £6.0m
7 Nov 2025 Provision of Transformation Professional Services DESNZ Ernst & Young £4.5m
12 Sep 2024 Greenhouse Gas Removals (GGR) Standards and Methodologies DESNZ BSI Standards Limited £4.4m
14 Feb 2025 PS23414 - Greenhouse Gas Removal - Legal Services DESNZ Ashurst LLP £4.0m
30 Aug 2024 PS23421 Greenhouse Gas Removal - Technical Consultancy DESNZ WSP UK Limited £4.0m
4 Jul 2024 Scheme Design Consultancy - Domestic Energy Efficiency Retrofit Contract Award DESNZ Ernst & Young LLP £4.0m
10 Jul 2024 Nuclear Security Capacity BuildingLondon DESNZ King's College London £3.3m

Organisations are grouped by name, because the notices carry no identifier that appears on all of them. A body that publishes under two spellings will appear twice; two different companies with the same trading name will appear as one. Check the individual notices before drawing a conclusion.