| Espo | Other | 11 | £3m | 28.5% | 2021-08-22 |
| Royal Borough of Kingston Upon Thames | Other | 6 | £1m | 11.8% | 2024-02-07 |
| East of England NHS collaborative Procurement Hub | Other | 1 | £870k | 9.4% | 2024-04-24 |
| Southend-on-sea Borough Council | Other | 8 | £566k | 6.1% | 2025-04-04 |
| Peterborough City Council | Other | 5 | £494k | 5.4% | 2024-09-23 |
| Kent County Council | Other | 2 | £388k | 4.2% | 2024-03-04 |
| City of London Corporation | Other | 1 | £343k | 3.7% | 2022-07-31 |
| capitalEsourcing | Other | 3 | £238k | 2.6% | 2023-04-13 |
| West Sussex County Council | Other | 1 | £180k | 2.0% | 2023-03-13 |
| Surrey County Council | Other | 3 | £180k | 2.0% | 2022-11-14 |
| London Borough of Sutton | Other | 1 | £179k | 1.9% | 2024-04-23 |
| London Borough of Hammersmith & Fulham | Other | 2 | £148k | 1.6% | 2023-01-13 |
| London Borough of Waltham Forest | Other | 2 | £141k | 1.5% | 2022-02-28 |
| North Northamptonshire CouncilNew | Other | 1 | £133k | 1.4% | 2025-03-04 |
| Warwickshire County Council | Other | 1 | £123k | 1.3% | 2020-06-26 |
| Derbyshire County CouncilNew | Other | 1 | £120k | 1.3% | 2025-08-27 |
| London Borough of CroydonNew | Other | 1 | £120k | 1.3% | 2025-07-08 |
| Cambridgeshire County CouncilNew | Other | 1 | £109k | 1.2% | 2024-10-03 |
| Southampton City CouncilNew | Other | 1 | £109k | 1.2% | 2025-02-14 |
| Harrow Council | Other | 1 | £100k | 1.1% | 2023-04-28 |
| Improvement and Development Agency for Local Government (IDeA) | Other | 2 | £98k | 1.1% | 2024-02-26 |
| London Borough of Hackney | Other | 1 | £96k | 1.0% | 2023-08-25 |
| East Sussex County Council | Other | 1 | £90k | 1.0% | 2021-10-29 |
| Rotherham Metropolitan Borough Council | Other | 1 | £86k | 0.9% | 2023-07-18 |
| North Yorkshire County CouncilNew | Other | 2 | £83k | 0.9% | 2024-06-12 |
| The Improvement and Development AgencyNew | Other | 3 | £82k | 0.9% | 2025-06-10 |
| Hastings Borough CouncilNew | Other | 1 | £77k | 0.8% | 2024-12-24 |
| Bristol City Council | Other | 1 | £73k | 0.8% | 2022-02-22 |
| Cheshire Fire AuthorityNew | Other | 2 | £55k | 0.6% | 2025-04-25 |
| Wealden District Council | Other | 1 | £46k | 0.5% | 2020-07-15 |
| Reigate & Banstead Borough CouncilNew | Other | 1 | £45k | 0.5% | 2024-07-11 |
| Thurrock CouncilNew | Other | 1 | £44k | 0.5% | 2025-01-13 |
| Erewash Borough CouncilNew | Other | 1 | £24k | 0.3% | 2024-09-16 |
| Buckinghamshire Council | Other | 1 | £21k | 0.2% | 2018-07-24 |
| Brighton and Hove City Council | Other | 1 | £21k | 0.2% | 2022-10-21 |
| LGSS | Other | 1 | £20k | 0.2% | 2018-09-14 |
| Hyde Housing Association LtdNew | Other | 2 | £0k | 0.0% | 2024-10-22 |
| Waltham invoice address | Other | 2 | £0k | 0.0% | |
| Westminster City Council | Other | 1 | £0k | 0.0% | |
| Hertfordshire County Council | Other | 1 | £0k | 0.0% | |
| London Borough of Haringey | Other | 2 | £0k | 0.0% | |
| East Of England NHS Collaborative Hub | Other | 5 | £0k | 0.0% | |
| Pembrokeshire County Council | Other | 1 | £0k | 0.0% | |
| Leicestershire County Council | Other | 1 | £0k | 0.0% | |
| The Minister for the Cabinet Office acting through Crown Commercial Service | Other | 1 | £0k | 0.0% | |
| West Northamptonshire Council | Other | 1 | £0k | 0.0% | |
| Southend-on-Sea City Council | Other | 2 | £0k | 0.0% | |