RFP QuestBeta

Brief your market

Who could bid the next time DESNZ tenders for it services — from published contract awards, not directories. A tender that reaches more proven suppliers gets more bids; more bids is the evidence of value for money.

Research & Development (115)Business Services (47)Engineering & Architecture (39)Petroleum, Fuel & Energy Products (30)IT Services (20)Software & IT Systems (12)Financial & Insurance Services (7)Education & Training (4)

Ring 1

Proven with you

Suppliers already holding a published DESNZ award in this category.

  • WSP UK LIMITED1 award · latest Jun 2026

    Contract Award Notice - Landfill Gas to Electricity, Cost Commission

  • Yellow Wood Energy Consulting Ltd1 award · latest Mar 2026

    Awarded Contract: Provision of Regulatory Design Services to the Smart Metering Implementation Programme

  • Jacobs UK Ltd1 award · latest Sept 2025

    ETS Contract to identify and develop process improvements for review of Activity Level Change Reports (ALC) and determination of free allowances for the Offshore sector

  • KPMG LLP1 award · latest Feb 2025

    BE24204 - NIS Delivery Cyber Security Programme Support

  • Frazer-Nash Consultancy Ltd1 award · latest Dec 2024

    BE24162 - Global Calculator Upgrade

  • Enerdata SAS1 award · latest Oct 2024

    The Global Carbon Finance Model (GLOCAF)

  • Investigo Limited1 award · latest Sept 2024

    Devops Resource for Radiological Response and Emergency Management System (RREMS)

  • Baringa Partners LLP1 award · latest Mar 2024

    Smart and Secure Electricity Systems (SSES) Programme Delivery and Implementation

  • Earnst and Young LLP1 award · latest Mar 2024

    Technical Delivery Partner for BEIS

  • Uni Systems1 award · latest Mar 2024

    Contract Award

Showing 10 of 20.

Ring 2

Proven with buyers like you

Suppliers who have won this category with other Other buyers — ranked by how many different buyers they've won with. This is the shortlist that widens your field.

  • Softcat plc 247 awards · 76 buyers · latest Jul 2026

    Purchase of Druva Licenses

  • insight Direct (UK) Ltd114 awards · 44 buyers · latest Jul 2026

    GB-London: Physical Server Hosting

  • Deloitte Llp74 awards · 38 buyers · latest Jul 2026

    GB-Norwich: Digital Operating Model and Workforce Strategy (HR)

  • Phoenix Software Limited53 awards · 38 buyers · latest Jul 2026

    Cloud Security Products

  • Capgemini Uk Plc85 awards · 31 buyers · latest Jul 2026

    VAT PDF and CAS Proxy Service

  • Specialist Computer Centres plc78 awards · 31 buyers · latest Jun 2026

    Netbackup / Infoscale Licenses

  • Phoenix Software Ltd51 awards · 31 buyers · latest Dec 2025

    DDaT25355 - Security Software Consultancy Requirement

  • Microsoft Limited51 awards · 31 buyers · latest Jul 2026

    Provision of Microsoft Unified Enterprise Support Services

  • CDW Limited42 awards · 30 buyers · latest Jun 2026

    Network Review and Assistance

  • Civica Uk Limited46 awards · 28 buyers · latest Feb 2026

    Online Migration and Portal Enhancement Services 2025-26

Showing 10 of 5,959.

Ring 3

Proven in the field

Suppliers winning this category anywhere in UK public procurement (excluding those already listed above).

Showing 10 of 13,184.

The full list — for members

All 5,959 Other suppliers in ring 2 (capped at 400, widest-proven first), copyable as a spreadsheet — so every proven supplier can hear about your next tender, not just the usual three.

Sources: published UK contract award notices in the rfp.quest corpus. “Proven” means a citable award — nothing here is inferred or scraped from directories. Award values are not summed because framework ceilings would inflate them.