Brief your market
Who could bid the next time RSSB tenders for research & development — 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 RSSB award in this category.
- Ove Arup and Partners4 awards · latest Aug 2024
GB-London: 844651393 T1332 Agreeing industry guidance for mobile electronic devices
- Navitas Engineering2 awards · latest Nov 2024
846934010 T1331 Review of AC electric rolling stock power limitations
- Fortius VA Limited2 awards · latest Aug 2024
790032088 Pre-Audit Verification and Support (RISQS)
- DGauge Ltd2 awards · latest Nov 2023
GB-Solilhull: 809291984 T1329 Assessing the requirements for Window Box Clearances
- WSP2 awards · latest Sept 2023
772323393 T1272 Compatibility and optimisation considerations for rolling stock traction batteries and battery charging
- Navitas Engineering Limited2 awards · latest Aug 2023
784876504 T1270 Feasibility of smart traction energy management on the Western Route
- AECOM Limited2 awards · latest Jan 2023
Stations Air Quality Monitoring Network (AQMN) Work Package 3: Deployment of low-cost sensors. ***Note this is a Contract Award Notice and concludes a tender exercise***
- Ricardo Rail Ltd,1 award · latest Jan 2025
GB-London: 882072869 T1358 Emissions testing of engines using diesel and hydrotreated vegetable oils and investigating in-service emissions monitors
- University of Birmingham Enterprise Limited1 award · latest Nov 2024
GB-London: 881369422 T1330 Investigating enhanced use of Internet of Things sensors on rolling stock
- RICARDO RAIL LIMITED1 award · latest Aug 2023
GB-London: 792199686 T1321 Guidance for stabilizing wagons to prevent drag-brake and runaway events.
Showing 10 of 11.
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.
- Deloitte LLP29 awards · 19 buyers · latest Mar 2026
SE1218 - Climate Change Impact on Sport & Physical Activity
- YouGov plc25 awards · 18 buyers · latest Mar 2025
EHRC 2425-30 Understanding EHRC Compliance Products
- Iff Research42 awards · 16 buyers · latest Jul 2025
FE Learner Destination Research Via CCS RM6126
- BMG Research Ltd30 awards · 16 buyers · latest Mar 2026
Survey of age assurance circumvention by young people
- Ove Arup & Partners Limited92 awards · 14 buyers · latest Jun 2026
S30128 Asset delivery asset maintenance (GM701) & inspection (GS801) update
- IFF Research Ltd35 awards · 14 buyers · latest Jun 2026
Reducing Parental Conflict - National Offer User research
- Ipsos Mori58 awards · 13 buyers · latest Jul 2026
Tax Education Segmentation Research
- Ipsos (Market Research) Ltd18 awards · 13 buyers · latest Jun 2026
Borders Research Defined Term Agreement
- WSP UK Limited47 awards · 11 buyers · latest Jul 2026
S30127 Technical Support for European Engagement
- RSM UK Consulting LLP26 awards · 11 buyers · latest Oct 2025
PS25146 - Evaluation of the Warm Homes Local Grant (WHLG)
Showing 10 of 3,322.
Ring 3
Proven in the field
Suppliers winning this category anywhere in UK public procurement (excluding those already listed above).
- National centre for Social Research84 awards · 33 buyers · latest May 2026
Provision of Evidence Reviews and Secondary Data Analysis
- Pricewaterhousecoopers Llp46 awards · 26 buyers · latest Apr 2026
Dormant Assets Scheme Quantum Review
- Kpmg Llp39 awards · 26 buyers · latest Mar 2026
GMCA 1812 Phase 4: Alignment and scoping of full Place Based Appraisal (PBA) model build
- Behavioural Insights Ltd36 awards · 25 buyers · latest Dec 2025
Understanding and Overcoming Barriers to Officer Uptake and Lifetime Use of Technology in Operational Environments
- Ipsos Mori UK Limited59 awards · 24 buyers · latest Jun 2026
National Highways - Reputational Monitoring
- Gartner UK limited27 awards · 23 buyers · latest Apr 2026
Executive Programs Member (EPMEM) License for CDIO
- ICF Consulting Services Limited61 awards · 22 buyers · latest Nov 2025
RDE882 - Aquatrace: Following the flow of data value
- Natcen Social Research35 awards · 21 buyers · latest Feb 2026
Connect to Work
- Ernst & Young lLP31 awards · 20 buyers · latest Jul 2025
GMCA 1481 GM Academy - Options and Deep Discovery
- Ricardo-AEA ltd60 awards · 19 buyers · latest Jan 2026
RDE1016 - Appropriate Measures for a Proposed Environmental Permitting approach
Showing 10 of 6,865.
The full list — for members
All 3,322 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.