Brief your market

Who could bid the next time Crown Commercial Service tenders for engineering & architecture — 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.

Business Services (1,107)IT Services (688)Software & IT Systems (666)Research & Development (369)Office & Computing Equipment (310)Education & Training (154)Financial & Insurance Services (144)Engineering & Architecture (93)

Ring 1

Proven with you

Suppliers already holding a published Crown Commercial Service award in this category.

Deloitte LLP9 awards · latest Sept 2018
Variation to Consultancy Support for Project Selborne Phase 3
UNIVERSAL SECURITY SYSTEMS LIMITED3 awards · latest Mar 2022
Provision of Maintenance of Electronic Security Systems
PA Consulting Services Ltd3 awards · latest Sept 2018
Provision of Consultancy for The Future Maritime Support Programme: Programme Support Partner for the Assessment
Arcadis LLP2 awards · latest Jan 2025
Provision of DIO PFI Exit Programme - Professional Services Tranche 1
Costain Limited2 awards · latest Mar 2023
Provision of Infrastructure Consultancy
AECOM Limited2 awards · latest Feb 2022
Provision of Technology Navigator Services
Aecom2 awards · latest Aug 2017
Cambridge, Milton Keynes, Oxford & Northampton Growth Corridor
Ricardo-AEA Ltd2 awards · latest May 2017
Provision of Consultancy for Aviation MACC Non-Technical Measures Requirements
PEXAPARK (UK) LTD1 award · latest Sept 2025
New Internal Procurement Request - PPA Benchmarking Insights for Energy Net-Zero
CAPITA BUSINESS SERVICES LTD1 award · latest Aug 2025
Provision of Private Finance Initiative Expiry Survey re-procurement

Showing 10 of 76.

Ring 2

Proven with buyers like you

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

Jacobs Uk Ltd78 awards · 10 buyers · latest Jul 2026
Contract Award Notice -Days Weir Refurbishment - OBC-FBC Design
WSP UK Limited38 awards · 10 buyers · latest May 2026
DgP Estate Digitilisation - Minerva
Ove Arup & Partners Limited18 awards · 10 buyers · latest Nov 2025
LNA & EMD Bridge Inspections 25/26 - CDF - Lot 1
Deloitte LLP16 awards · 9 buyers · latest May 2023
Surge Energy Efficiency Consultancy Support
Mott Macdonald60 awards · 8 buyers · latest Mar 2026
Contract for Allington Sluice Drive System Replacement ECC Supervisor & ECoW Design Support
jacobs22 awards · 8 buyers · latest Aug 2024
Principal Designer Services in North East and Eastern Regions
Aecom Ltd39 awards · 7 buyers · latest May 2026
Carbon data & tools (ERIC)
Mott Macdonald Limited39 awards · 7 buyers · latest Mar 2026
THRE02-D03 - Provision of Technical Advisors to Support Rail Operating Contract Projects
KPMG Llp13 awards · 7 buyers · latest Aug 2023
Consultancy Support for One HMPPS programme
Aecom Limited13 awards · 7 buyers · latest Apr 2026
Construction Professional Services Delivery-Multi Disciplinary Team-Awarded Contract-Main Contractor

Showing 10 of 1,151.

Ring 3

Proven in the field

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

ridge and partners llp213 awards · 109 buyers · latest Jul 2026
EA & QS service for Cirencester renew project for RIBA Stages 1-7
Atkins Limited148 awards · 72 buyers · latest Jun 2025
P2 - Provision of technical author support
Pick Everard137 awards · 71 buyers · latest Jul 2026
Sumner Buildings MEP Engineer
WSP Uk Ltd220 awards · 68 buyers · latest Jul 2026
Wallingford Strategic Property Review
Arcadis Consulting (UK) Limited 142 awards · 62 buyers · latest Jul 2026
CHX Update Qualitative Risk Assessment, Land Quality Register & Map and APC
Baily Garner LLP 98 awards · 51 buyers · latest Jul 2026
Milton Keynes City Council - Project Manager and Quantity Surveyor Services
perfect circle JV Ltd111 awards · 50 buyers · latest Jul 2026
Professional Technical Services for Museum Collection Centre
Mott Macdonald Ltd149 awards · 48 buyers · latest Jul 2026
TCR Greatie Market - Concept and Preliminary Design
Ove Arup & Partners Ltd126 awards · 46 buyers · latest Jul 2026
RBC Undertake a Landscape Sensitivity Assessment - ESPO 664/25 Lot 08g - Regeneration and Regional Development
Jacobs U.K. Limited99 awards · 39 buyers · latest Jun 2026
Metro - Technical Approval Authority

Showing 10 of 13,719.

The full list — for members

All 1,151 Central Gov 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.