DESNZ

Contracts awarded by DESNZ, taken from Find a Tender and Contracts Finder notices published between 1 Sept 2025 to 4 Sept 2026. Every row links to the original notice.

• Contracts awarded82
• Period covered1 Sept 2025 to 4 Sept 2026
• Distinct suppliers73
• Contract valuesMedian £149k across the 82 awards that state a value
• Suppliers named46 of 82 awards

What they buy

• Research & development 38 awards
• Business & professional services 20 awards
• Surveying, architecture & engineering 15 awards
• Education & training 3 awards
• IT, software & telecoms 3 awards
• Financial & insurance 2 awards

Contracts awarded

• Impact of increased deployment of small-scale renewable (onshore wind, solar and battery storage) power generation
  22 Dec 2025 · £117k · ends 10 Apr 2026
  Supplier not named in a form we publish
• PS25220 - RAF014/2526 - Evaluation of the Retrofit Devolution Program
  22 Dec 2025 · £280k · ends 31 Mar 2027
  Supplier not named in a form we publish
• DESNZ- Commercial Contingent Labour Support
  19 Dec 2025 · £35k · ends 27 Mar 2026
  Awarded to Insight Executive Group Ltd
• DESNZ- Commercial Contingent Labour Support
  19 Dec 2025 · £36k · ends 27 Mar 2026
  Awarded to Insight Executive Group Ltd
• con_8954 - HNTAS Interim Technical Support
  3 Dec 2025 · £781k · ends 16 Nov 2026
  Supplier not named in a form we publish
• PS25243 - Impact of Data Centres Growth Follow-Up
  1 Dec 2025 · £144k · ends 30 Mar 2026
  Supplier not named in a form we publish
• HNZP Framework Call off Contract Lot 3.1 - Heat Network Routing and growth model
  1 Dec 2025 · £239k · ends 31 Mar 2026
  Awarded to ENVIRONMENTAL RESOURCES MANAGEMENT LIMITED
• Variation: Monitoring and Evaluation Call-Off Contract
  28 Nov 2025 · £210k · ends 9 Feb 2026
  Awarded to Technopolis Limited
• PS25210 - Transition Finance Research
  27 Nov 2025 · £150k · ends 31 Mar 2026
  Awarded to Baringa Partners LLP
• EV Smart Charging and SSES Professional Services Support
  25 Nov 2025 · £2.4m · ends 9 Nov 2027
  Awarded to PA Consulting Services Limited
• PS25232 - RAF025/2526 - Hard to Abate Industrial Sector Research
  21 Nov 2025 · £495k · ends 30 Apr 2026
  Supplier not named in a form we publish
• Provision of Transformation Professional Services
  20 Nov 2025 · £4.5m · ends 6 Nov 2028
  Awarded to Ernst & Young LLP
• PS25272 - RAF034/2526 - Cooling Adaptations research
  19 Nov 2025 · £130k · ends 31 Mar 2026
  Awarded to VERIAN GROUP UK LIMITED
• PS25182 - The Provision of Telecoms Expertise and Analysis
  17 Nov 2025 · £66k · ends 31 Mar 2026
  Awarded to ANALYSYS MASON LIMITED
• External Financial Advisors 2025
  11 Nov 2025 · £75k · ends 2 Feb 2026
  Supplier not named in a form we publish
• PS25242 - Services to support the development and understanding of community and local energy business models
  6 Nov 2025 · £245k · ends 31 Mar 2026
  Awarded to GUIDEHOUSE EUROPE LIMITED
• Hydrogen Technical Advisor to DESNZ (Primary Supplier)
  27 Oct 2025 · £7.5m · ends 16 Oct 2028
  Awarded to WSP UK LIMITED
• PS25239 - RAF027/2526 - Understanding heat pump use qualitative research to investigate the heating and consumption behaviours of heat pump owners
  27 Oct 2025 · £65k · ends 31 Mar 2026
  Supplier not named in a form we publish
• PS25146 - Evaluation of the Warm Homes Local Grant (WHLG)
  24 Oct 2025 · £706k · ends 30 Mar 2029
  Awarded to RSM UK CONSULTING LLP
• Hydrogen Technical Advisor to DESNZ (Secondary Supplier)
  22 Oct 2025 · £7.5m · ends 8 Oct 2028
  Awarded to GUIDEHOUSE EUROPE LIMITED
• PS25159 - Drafting guidance and CAF Overlay documents for implementing the CAF Enhanced Profile for the Oil and Upstream Gas (OUG) subsectors, under the Network and Information Systems (NIS) Regulations 2018
  21 Oct 2025 · £53k · ends 28 Nov 2025
  Awarded to Bridewell Consulting Limited
• PS25165 - Supporting access to the benefits of climate policy: public perspectives
  17 Oct 2025 · £230k · ends 31 Mar 2026
  Awarded to National Centre for Social Research
• Contract Variation: National Policy Statement - Appraisal of Sustainability & Habitats Regulations Assessment
  15 Oct 2025 · £254k · ends 31 Oct 2027
  Supplier not named in a form we publish
• PS25237 - Identifying 'what works' in supplier engagement.
  10 Oct 2025 · £83k · ends 31 Mar 2026
  Awarded to VERIAN GROUP UK LIMITED
• PS25214 Consumer experiences of energy smart appliances and interoperability: Baselining for monitoring and evaluation
  10 Oct 2025 · £267k · ends 27 Feb 2026
  Supplier not named in a form we publish

Supplier names are published only where the notice carries a Companies House number, so sole traders and named individuals are not listed. Figures are counts from the published notices and nothing is inferred. To correct or remove something, email [email protected].