| Crown Commercial Service | Other | 2 | £6.7bn | 82.2% | 2019-08-13 |
| The Energy Consortium (Education & Public Sector) | Other | 1 | £580m | 7.2% | 2016-03-24 |
| The Association of North East Councils Limited | Other | 2 | £300m | 3.7% | 2019-06-28 |
| Espo | Other | 1 | £208m | 2.6% | 2019-05-07 |
| Gwynedd Council | Other | 6 | £50m | 0.6% | 2020-07-27 |
| NHS Property Services | Other | 1 | £40m | 0.5% | 2019-12-02 |
| Rotherham Metropolitan Borough Council | Other | 2 | £24m | 0.3% | 2025-03-12 |
| Wyre Borough Council | Other | 2 | £23m | 0.3% | 2019-04-29 |
| Department for Work & Pensions | Other | 1 | £18m | 0.2% | 2015-04-26 |
| London Borough of Merton | Other | 1 | £16m | 0.2% | 2022-12-22 |
| UNITED LEARNING TRUST | Other | 1 | £16m | 0.2% | 2019-11-28 |
| Grand Union Housing Group | Other | 5 | £15m | 0.2% | 2020-12-17 |
| Derbyshire County Council | Other | 1 | £14m | 0.2% | 2019-06-28 |
| UNIVERSITY OF NOTTINGHAM (THE) | Other | 1 | £12m | 0.1% | 2020-10-01 |
| Progress Housing Group | Other | 1 | £10m | 0.1% | 2019-04-07 |
| Santuary Housing LimitedNew | Other | 2 | £9m | 0.1% | 2025-01-20 |
| LONDON BOROUGH OF HAVERINGNew | Other | 1 | £9m | 0.1% | 2024-09-26 |
| Sanctuary Group | Other | 1 | £9m | 0.1% | 2016-12-20 |
| D V L A | Other | 1 | £9m | 0.1% | 2016-04-01 |
| LG Energy | Other | 1 | £9m | 0.1% | 2019-09-13 |
| Sherwood Forest Hospitals NHS Foundation Trust | Other | 4 | £8m | 0.1% | 2023-03-24 |
| Barnsley Metropolitan Borough Council | Other | 1 | £5m | 0.1% | 2016-10-17 |
| Sanctuary Housing Association | Other | 1 | £4m | 0.1% | 2020-09-29 |
| DERBYSHIRE HEALTHCARE NHS FOUNDATION TRUST | Other | 1 | £4m | 0.1% | 2017-03-09 |
| Department for Environment Food & Rural Affairs | Other | 1 | £3m | 0.0% | 2016-04-01 |
| Hull City Council | Other | 3 | £3m | 0.0% | 2024-05-20 |
| South Yorkshire Police Headquarters | Other | 2 | £3m | 0.0% | 2025-04-01 |
| Torus 62 Limited | Other | 2 | £3m | 0.0% | 2022-09-15 |
| London Borough of Croydon Council | Other | 1 | £3m | 0.0% | 2019-05-02 |
| Harrogate Borough Council | Other | 1 | £2m | 0.0% | 2020-11-10 |
| Wye Valley NHS Trust (“WVT”) | Other | 1 | £2m | 0.0% | 2018-03-27 |
| Yorkshire Ambulance Service | Other | 1 | £2m | 0.0% | 2023-02-22 |
| Greater Manchester Combined Authority - GMPNew | Other | 2 | £2m | 0.0% | 2025-02-07 |
| Derbyshire NHS Foundation Trust | Other | 2 | £2m | 0.0% | 2021-01-18 |
| BUCKINGHAMSHIRE HEALTHCARE NHS TRUST | Other | 1 | £2m | 0.0% | 2015-04-15 |
| Chesterfield Royal Hospital NHS Foundation Trust | Other | 1 | £2m | 0.0% | 2016-03-07 |
| ORMISTON ACADEMIES TRUST | Other | 2 | £2m | 0.0% | 2018-06-11 |
| UNIVERSITY OF EAST ANGLIA | Other | 2 | £2m | 0.0% | 2021-03-22 |
| Ginger EnergyNew | Other | 1 | £2m | 0.0% | 2025-08-13 |
| Yorkshire and Humber Police Procurement (Y&HPP) | Other | 1 | £1m | 0.0% | 2024-02-22 |
| Greater Brighton Metropolitan College | Other | 1 | £1m | 0.0% | 2020-06-24 |
| University College London Hospitals NHS Foundation Trust | Other | 1 | £1m | 0.0% | 2019-09-13 |
| Salford City CollegeNew | Other | 1 | £1m | 0.0% | 2025-01-22 |
| CENTRE FOR PROCESS INNOVATION LIMITEDNew | Other | 1 | £1m | 0.0% | 2024-08-27 |
| LG Energy Group | Other | 1 | £770k | 0.0% | 2019-08-16 |
| Greenshaw Learning Trust New | Other | 2 | £750k | 0.0% | 2025-10-28 |
| Academy Transformation Trust | Other | 1 | £716k | 0.0% | 2019-04-18 |
| West Suffolk NHS Foundation Trust | Other | 1 | £680k | 0.0% | 2019-03-29 |
| South Yorkshire Fire & RescueNew | Other | 1 | £655k | 0.0% | 2025-02-04 |
| South Yorkshire Fire & Rescue Service | Other | 1 | £655k | 0.0% | 2021-02-12 |
| New College Durham | Other | 3 | £620k | 0.0% | 2024-08-16 |
| Isle of Wight Council | Other | 1 | £600k | 0.0% | 2021-07-21 |
| DEFRA | Other | 1 | £600k | 0.0% | 2020-04-01 |
| UNIVERSITY OF GLOUCESTERSHIRE | Other | 1 | £580k | 0.0% | 2016-04-26 |
| Ginger Energy Limited | Other | 1 | £550k | 0.0% | 2018-07-20 |
| Birmingham City University | Other | 1 | £500k | 0.0% | 2017-10-31 |
| Wye Valley NHS Trust | Other | 1 | £476k | 0.0% | 2015-03-16 |
| North Yorkshire Fire & Rescue Service | Other | 2 | £378k | 0.0% | 2023-11-07 |
| Eastern Multi-Academy Trust | Other | 2 | £314k | 0.0% | 2019-02-06 |
| Public Health England | Other | 1 | £300k | 0.0% | 2018-12-01 |
| Cambridge Meridian Academies Trust | Other | 1 | £221k | 0.0% | 2018-04-30 |
| Bournemouth Churches Housing Association | Other | 1 | £170k | 0.0% | 2018-12-05 |
| Wyre Forest District Council | Other | 1 | £140k | 0.0% | 2021-03-18 |
| United Kingdom Hydrographic Office | Other | 1 | £100k | 0.0% | 2018-03-30 |
| Ministry of Justice | Other | 1 | £82k | 0.0% | 2019-03-04 |
| Great Aycliffe Town Council | Other | 1 | £27k | 0.0% | 2022-03-01 |
| Nottinghamshire Police Force | Other | 1 | £0k | 0.0% | 2019-02-20 |
| Workers Educational Association | Other | 1 | £0k | 0.0% | 2017-03-31 |
| Redcar and Cleveland Borough Council | Other | 1 | £0k | 0.0% | |
| The Police and Crime Commissioner for Humberside | Other | 1 | £0k | 0.0% | |
| North Lincolnshire Council | Other | 1 | £0k | 0.0% | |
| Windsor Academy Trust | Other | 1 | £0k | 0.0% | |
| The Howard Partnership Trust | Other | 1 | £0k | 0.0% | |
| BMAT Education | Other | 1 | £0k | 0.0% | |
| MERIDIAN TRUST | Other | 1 | £0k | 0.0% | |
| Dorset & Wiltshire Fire and Rescue Authority | Other | 1 | £0k | 0.0% | |
| Stockton on Tees Borough Council | Other | 1 | £0k | 0.0% | |
| ScotRail Trains Limited | Other | 3 | £0k | 0.0% | |