Brief your market
Who could bid the next time Ministry of Defence, DIO, Defence Infrastructure Organisation (DIO) tenders for environment & waste — 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 Ministry of Defence, DIO, Defence Infrastructure Organisation (DIO) award in this category.
- CarillionAramark1 award · latest Apr 2017
South East Region Multi Activity Contract
- Sodexo Limited1 award · latest Sept 2016
South Region Multi Activity Contract
Ring 2
Proven with buyers like you
Suppliers who have won this category with other Defence buyers — ranked by how many different buyers they've won with. This is the shortlist that widens your field.
- Future Industrial Services Limited3 awards · 2 buyers · latest Sept 2024
Collection & Disposal effluent water
- Slicker Recycling Limited3 awards · 2 buyers · latest Jan 2021
Compliant and Ethical Disposal of Petrol, Oils and Lubricants (POL)
- Veolia ES (UK) Limited3 awards · 2 buyers · latest May 2024
The Collection and Disposal of Hazardous Waste
- Safeskys Limited3 awards · 2 buyers · latest Jan 2019
The Provision of Airfield Wildlife Control Services, Western Region.
- Birdstrike Management Ltd.2 awards · 2 buyers · latest May 2018
The Provision of Independent Specialist Advice and Assurance to RAF Airfield Wildlife Control Policy
- Safeskys2 awards · 2 buyers · latest Feb 2017
Provision of Airfield Wildlife Control, Southern Region
- NBC Environment Ltd.2 awards · 2 buyers · latest Feb 2017
Provision of Airfield Wildlife Control, Eastern Region
- SCHOLLENBERGER2 awards · 2 buyers
0
- West Berkshire Council5 awards · latest Aug 2024
2024 REPPIR FEES
- BAE SYSTEMS (FARNBOROUGH 3) LIMITED2 awards · latest Sept 2021
TRANSPARENCY NOTICE - Provision of Army Sustainability Directive Consultancy
Showing 10 of 63.
Ring 3
Proven in the field
Suppliers winning this category anywhere in UK public procurement (excluding those already listed above).
- Biffa Waste Services Ltd383 awards · 81 buyers · latest May 2026
CA17436 - 2023/S 000-018204: Waste Management Services (Sustainable)
- Churchill Contract Services Ltd95 awards · 68 buyers · latest Jul 2026
CA17440 - Suffolk New College - Building Cleaning Services
- Suez Recycling and Recovery Uk Ltd91 awards · 63 buyers · latest Jun 2026
Provision of a Waste Service
- Biffa Waste Services Limited94 awards · 58 buyers · latest Jul 2026
Waste - General
- Cleantec Services Limited78 awards · 51 buyers · latest Jun 2026
Stanmore College Cleaning Tender
- Bulloughs Cleaning Services Ltd66 awards · 49 buyers · latest May 2026
Wellacre Academy ~ Cleaning Tender
- Lewis and Graves Partnership Limited53 awards · 35 buyers · latest Mar 2024
CA13211 - CPC/MK/02/2023: CPC/MK/02/2023: Provision of Building Cleaning Services Framework Agreement
- Purgo Supply Services Limited44 awards · 33 buyers · latest May 2026
Highsted Grammar School ~ Cleaning Tender
- KGB Cleaning South West Ltd42 awards · 32 buyers · latest Feb 2026
CA16751 - Christ the King College Building Cleaning Services Lot 9
- Brayborne Facilities Services40 awards · 32 buyers · latest Jan 2026
CA16124 - Mulberry Primary School - Building Cleaning Services
Showing 10 of 7,331.
The full list — for members
All 63 Defence 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.