| EFFICIENCY EAST MIDLANDS LIMITED | Other | 1 | £21m | 20.0% | 2020-11-09 |
| Hyde Housing Association | Other | 1 | £20m | 18.7% | 2020-05-12 |
| South West Police Procurement Department (SWPPD) | Other | 1 | £12m | 10.7% | 2018-10-23 |
| North of England Commercial Procurement Collaborative | Other | 1 | £11m | 10.3% | 2023-07-06 |
| Espo | Other | 3 | £11m | 10.0% | 2022-04-03 |
| Procurement for Housing | Other | 2 | £5m | 4.9% | 2023-07-03 |
| Homes England (the name adopted by the Homes and Communities Agency) | Other | 20 | £4m | 3.8% | 2024-09-02 |
| BIP SOLUTIONS LIMITED | Other | 1 | £2m | 2.2% | 2023-07-04 |
| The Sheffield College | Other | 1 | £2m | 2.2% | 2022-11-08 |
| Leicestershire Police | Other | 3 | £2m | 1.9% | 2022-12-30 |
| Buckinghamshire Council | Other | 1 | £2m | 1.7% | 2022-07-25 |
| London Borough of Merton | Other | 1 | £1m | 1.4% | 2019-12-16 |
| Basingstoke and Deane Borough Council | Other | 1 | £1m | 1.4% | 2019-08-15 |
| Ministry of Defence | Other | 3 | £1m | 1.4% | 2024-01-17 |
| UK SHARED BUSINESS SERVICES LIMITED | Other | 5 | £1m | 1.3% | 2021-03-10 |
| London Borough of Waltham Forest | Other | 1 | £1m | 1.2% | 2019-10-31 |
| ASTON UNIVERSITY MATHEMATICS SCHOOL | Other | 1 | £960k | 0.9% | 2023-07-14 |
| Knowsley Housing Trust | Other | 1 | £900k | 0.8% | 2020-02-14 |
| Leicester City Council | Other | 1 | £900k | 0.8% | 2016-06-26 |
| London Ambulance Service NHS Trust | Other | 1 | £828k | 0.8% | 2021-08-16 |
| Broxtowe Borough Council | Other | 3 | £700k | 0.7% | 2023-03-21 |
| National Army Museum | Other | 1 | £652k | 0.6% | 2023-05-05 |
| The Police and Crime Commissioner for Kent | Other | 1 | £465k | 0.4% | 2018-02-16 |
| NHS Digital | Other | 1 | £391k | 0.4% | 2022-09-22 |
| UNIVERSITY OF DERBY | Other | 1 | £390k | 0.4% | 2022-09-07 |
| CORBY BOROUGH COUNCIL | Other | 1 | £372k | 0.3% | 2019-08-05 |
| SOMERSET NHS FOUNDATION TRUST | Other | 2 | £260k | 0.2% | 2023-05-02 |
| Southport College | Other | 1 | £240k | 0.2% | 2021-08-25 |
| Thames Valley Police | Other | 1 | £183k | 0.2% | 2021-03-11 |
| Tameside College | Other | 1 | £165k | 0.2% | 2020-11-24 |
| University of Bristol | Other | 1 | £70k | 0.1% | 2021-12-15 |
| Homes and Communities Agency | Other | 3 | £45k | 0.0% | 2017-10-18 |
| Metropolitan | Other | 1 | £27k | 0.0% | 2022-04-28 |
| Bassetlaw District Council | Other | 1 | £23k | 0.0% | 2016-03-22 |
| CRESCENT PURCHASING LIMITED | Other | 1 | £5k | 0.0% | 2020-04-08 |
| NOE CPC | Other | 1 | £0k | 0.0% | 2019-02-07 |
| Birmingham City Council | Other | 1 | £0k | 0.0% | 2017-11-15 |
| Wrexham County Borough Council | Other | 1 | £0k | 0.0% | |
| Scotland Excel | Other | 1 | £0k | 0.0% | |
| Thanet District Council | Other | 5 | £0k | 0.0% | |
| Sandwell Metropolitan Borough Council | Other | 1 | £0k | 0.0% | |
| Northern Housing Consortium Ltd | Other | 1 | £0k | 0.0% | |
| North of England Commercial Procurement Collaborative (NOE CPC) (hosted by and acting through Leeds and York Partnership NHS Foundation Trust.) | Other | 1 | £0k | 0.0% | |
| Orkney Islands Council | Other | 1 | £0k | 0.0% | |
| Salford City Council | Other | 3 | £0k | 0.0% | |
| Education | Other | 4 | £0k | 0.0% | |
| BOURNEMOUTH UNIVERSITY | Other | 1 | £0k | 0.0% | |
| SSE Services plc | Other | 1 | £0k | 0.0% | |
| CROYDON COUNCIL | Other | 1 | £0k | 0.0% | |
| AIM Academies Trust | Other | 1 | £0k | 0.0% | |
| London Borough of Lambeth | Other | 1 | £0k | 0.0% | |
| Highlands and Islands Enterprise | Other | 1 | £0k | 0.0% | |
| East Midlands Housing Group | Other | 1 | £0k | 0.0% | |