Brief your market
Who could bid the next time Disclosure and Barring Service 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.
Ring 1
Proven with you
Suppliers already holding a published Disclosure and Barring Service award in this category.
- ORACLE CORPORATION UK LTD3 awards · latest Jul 2023
Oracle Market Driven Support (MDS) for Oracle Database 11gR2
- VODAFONE LTD3 awards · latest Jul 2023
Vodafone -R1 Network to ITB 2nd floor & Shannon Crt 19-22
- Fuel Recruitment Ltd3 awards · latest Sept 2017
User Research Services
- Atos IT Services UK Ltd2 awards · latest Jul 2023
Ebulk 2018 - Digital MFTS
- Plan Ahead Consultancy Ltd2 awards · latest Aug 2018
Barring Modelling - Update Service
- AMAZON WEB SERVICES UK LIMITED2 awards · latest Aug 2018
Amazon Web Services Hosting
- IBM United Kingdom2 awards · latest Mar 2017
Digital Team Resource Contract
- VALIANTYS LTD1 award · latest Jan 2024
Atlassian - JIRA, Confluence
- CAPITA BUSINESS SERVICES LTD1 award · latest Jul 2023
Capita -Purchase to Pay 360 Licence AMT09779v1
- BOOMI CORPORATION LTD1 award · latest Jul 2023
Enterprise Account Advisor
Showing 10 of 34.
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 255 awards · 80 buyers · latest Jul 2026
Purchase of Druva Licenses
- insight Direct (UK) Ltd115 awards · 45 buyers · latest Jul 2026
GB-London: Physical Server Hosting
- Phoenix Software Limited60 awards · 45 buyers · latest Jul 2026
Cloud Security Products
- Microsoft Limited63 awards · 40 buyers · latest Jul 2026
Provision of Microsoft Unified Enterprise Support Services
- Deloitte Llp75 awards · 39 buyers · latest Jul 2026
GB-Norwich: Digital Operating Model and Workforce Strategy (HR)
- Specialist Computer Centres plc81 awards · 34 buyers · latest Jun 2026
Managed Security Operation Centre
- Capgemini Uk Plc86 awards · 32 buyers · latest Jul 2026
VAT PDF and CAS Proxy Service
- Phoenix Software Ltd52 awards · 32 buyers · latest Dec 2025
DDaT25355 - Security Software Consultancy Requirement
- CDW Limited42 awards · 30 buyers · latest Jun 2026
Network Review and Assistance
- Civica Uk Limited47 awards · 29 buyers · latest Feb 2026
Online Migration and Portal Enhancement Services 2025-26
Showing 10 of 6,504.
Ring 3
Proven in the field
Suppliers winning this category anywhere in UK public procurement (excluding those already listed above).
- boxxe Limited137 awards · 76 buyers · latest Jul 2026
ENHT - ClinicalVision Renewal
- Oracle Corporation Uk Limited135 awards · 68 buyers · latest May 2026
Oracle Professional Services
- Trustmarque Solutions Limited102 awards · 67 buyers · latest Jun 2026
Microsoft Azure Licenced Solution Provider 2026
- Kpmg Llp160 awards · 65 buyers · latest Jul 2026
Business Consultancy Services
- Bytes Software Services Limited89 awards · 58 buyers · latest Jul 2026
Microsoft Azure Cloud Services - 25/28
- Pricewaterhousecoopers LLP83 awards · 56 buyers · latest Jul 2026
Implementation of Amazon Connect Platform Licence
- British Telecommunications plc76 awards · 56 buyers · latest Feb 2026
Zscaler Renewal
- Gartner UK limited78 awards · 55 buyers · latest Jun 2026
Executive Program CIO Membership
- NEC Software Solutions UK Limited70 awards · 54 buyers · latest Jan 2026
GIS Mapping Software
- IBM United kingdom limited114 awards · 53 buyers · latest Jun 2026
Instana licences 2026/27
Showing 10 of 14,539.
The full list — for members
All 6,504 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.