| North of England Commercial Procurement Collaborative | Other | 1 | £15m | 23.1% | 2024-01-01 |
| East Sussex County CouncilNew | Other | 2 | £15m | 22.6% | 2025-11-13 |
| Crown Commercial Service | Other | 1 | £11m | 15.9% | 2021-05-10 |
| Northamptonshire Children's TrustNew | Other | 10 | £8m | 12.0% | 2025-09-11 |
| Norfolk County CouncilNew | Other | 7 | £5m | 6.8% | 2026-05-14 |
| NHS Shared Business Services Ltd (NHS SBS) | Other | 1 | £4m | 6.7% | 2021-05-01 |
| Espo | Other | 1 | £4m | 5.7% | 2020-06-30 |
| Lincolnshire County Council | Other | 1 | £750k | 1.1% | 2024-01-15 |
| CRESCENT PURCHASING LIMITEDNew | Other | 2 | £600k | 0.9% | 2025-12-23 |
| Department of Health and Social Care (DHSC) | Other | 1 | £500k | 0.8% | 2021-08-27 |
| West Northamptonshire Council | Other | 2 | £343k | 0.5% | 2026-01-05 |
| Nottingham City Council | Other | 2 | £333k | 0.5% | 2018-06-12 |
| East Riding of Yorkshire Council | Other | 3 | £285k | 0.4% | 2024-04-08 |
| UK Health Security Agency | Other | 2 | £240k | 0.4% | 2025-01-14 |
| Barnsley Metropolitan Borough Council | Other | 1 | £200k | 0.3% | 2023-04-06 |
| Hampshire County Council | Other | 1 | £197k | 0.3% | 2022-05-17 |
| NHS HUMBER & NORTH YORKSHIRE ICBNew | Other | 1 | £154k | 0.2% | 2024-12-20 |
| East Riding of Yorkshire | Other | 1 | £141k | 0.2% | 2021-04-27 |
| Milton Keynes Council | Other | 1 | £128k | 0.2% | 2019-07-15 |
| Bristol City Council | Other | 1 | £100k | 0.2% | 2019-08-07 |
| NHS EnglandNew | Other | 1 | £91k | 0.1% | 2026-02-03 |
| Coventry - Solihull - Warwickshire | Other | 1 | £90k | 0.1% | 2016-04-01 |
| North Northamptonshire Council | Other | 2 | £80k | 0.1% | 2026-01-06 |
| North Yorkshire County Council | Other | 2 | £75k | 0.1% | 2021-02-11 |
| Coventry City Council | Other | 1 | £75k | 0.1% | 2020-12-11 |
| Wakefield Council Customer Service | Other | 1 | £75k | 0.1% | 2016-12-20 |
| Equality and Human Rights Commission | Other | 1 | £63k | 0.1% | 2021-08-12 |
| Offshore Renewable Energy Catapult | Other | 1 | £63k | 0.1% | 2019-12-11 |
| HS2 | Other | 1 | £47k | 0.1% | 2023-12-04 |
| Construction Industry Training BoardNew | Other | 1 | £40k | 0.1% | 2025-09-03 |
| Isle of Wight Council | Other | 1 | £25k | 0.0% | 2017-03-21 |
| Ongo Homes | Other | 1 | £20k | 0.0% | 2022-10-07 |
| Department for EducationNew | Other | 1 | £15k | 0.0% | 2026-03-30 |
| Nuneaton & Bedworth Borough CouncilNew | Other | 1 | £1k | 0.0% | 2025-06-27 |
| FCDO Services | Other | 2 | £0k | 0.0% | 2022-11-30 |
| Department for Transport | Other | 1 | £0k | 0.0% | |
| YPO | Other | 6 | £0k | 0.0% | |
| Nottinghamshire County Council | Other | 1 | £0k | 0.0% | |
| Leeds and York Partnership NHS Foundation Trust, trading as North of England NHS Commercial Procurement Collaborative ("NOE CPC") | Other | 1 | £0k | 0.0% | |
| Hull City Council | Other | 1 | £0k | 0.0% | |
| Procurement Services - Lifecycle on behalf of COMMERCIAL SERVICES KENT LIMITED | Other | 1 | £0k | 0.0% | |
| The Minister for the Cabinet Office acting through Crown Commercial Service | Other | 2 | £0k | 0.0% | |
| NHS SHARED BUSINESS SERVICES LIMITED | Other | 6 | £0k | 0.0% | |
| SE Shared Services | Other | 1 | £0k | 0.0% | |
| HealthTrust Europe LLP (HTE) acting as agent for the University Hospitals of Coventry and Warwickshire NHS Trust (“UHCW”) | Other | 2 | £0k | 0.0% | |