Brief your market

Who could bid the next time DIAMOND LIGHT SOURCE LIMITED tenders for construction materials & structures — 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.

Laboratory & Precision Equipment (4)Industrial Machinery (3)Construction Materials & Structures (2)Security, Defence & Safety Equipment (1)

Ring 1

Proven with you

Suppliers already holding a published DIAMOND LIGHT SOURCE LIMITED award in this category.

Dal Ben S.p.A.1 award
9001507 - Supply of Storage Ring Girders
Revol TT Consulting s.r.o. (RTC)1 award
9001569 - Supply of Dipole Magnet Support Cradles

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.

Insight Direct (UK) Ltd24 awards · 12 buyers · latest Jan 2026
DDaT25380 - Web Application Firewall
Portakabin Limited35 awards · 11 buyers · latest Feb 2025
UKHSA Porton Down Welfare & Storage
Travis Perkins Trading Company Limited18 awards · 11 buyers · latest Jun 2026
Materials Supply Contract
Cdw Limited17 awards · 10 buyers · latest Jul 2026
Network Infrastructure Refresh
Wolseley Uk Limited16 awards · 9 buyers · latest Apr 2024
Aster Property - Provision of Materials
Specialist Computer Centres plc19 awards · 8 buyers · latest May 2026
MCA Firewall Security Purchase 2025/26
Rexel UK Limited15 awards · 8 buyers · latest Sept 2024
Material Supply
Softcat plc12 awards · 8 buyers · latest Feb 2026
Hardware and Support Services Procurement
Computacenter (UK) Limited15 awards · 7 buyers · latest Mar 2025
Nuclear Restoration Services Limited (Dounreay) IT Hardware Refresh 2025/2026
XMA Limited10 awards · 7 buyers · latest Feb 2026
Storage Procurement

Showing 10 of 2,444.

Ring 3

Proven in the field

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

Huws Gray Ltd53 awards · 22 buyers · latest Apr 2026
Glazing Supply
Portakabin Ltd27 awards · 21 buyers · latest Sept 2025
Hire of Temporary Buildings for St John the Baptist Primary school - Phase 2 Temporary building
Jewson Ltd23 awards · 17 buyers · latest Sept 2020
StreetCare Stores - General Products
Wolseley UK Ltd32 awards · 16 buyers · latest Aug 2024
Plumbing, Heating & Gas Material Supply & Associated Services - PFH Lot 1 - Plumbing, Heating & Gas
Computacenter Uk Ltd20 awards · 15 buyers · latest Jan 2025
Tech Refresh Programme K/E
Travis Perkins19 awards · 14 buyers · latest Jul 2024
Materials Supply (Council Housing Repairs)
Ventro Ltd17 awards · 13 buyers · latest Nov 2024
15 Annitsford Drive Dudley. Fire door and FRA works
City Plumbing Supplies Holdings Limited 26 awards · 12 buyers · latest Apr 2026
Supply of Plumbing Materials
Dell Corporation Limited25 awards · 12 buyers · latest May 2026
DDaT26251 - High Memory GPU Nodes
Tarmac Trading Limited25 awards · 12 buyers · latest Jan 2026
PLACE626H Q4 2025 Roadstone - Tarmac Trading Ltd

Showing 10 of 6,148.

The full list — for members

All 2,444 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.