| NHS Arden and Greater East Midlands Commissioning Support Unit | Other | 9 | £663m | 90.4% | 2024-06-19 |
| Leeds City Council | Other | 1 | £20m | 2.8% | 2020-02-26 |
| Home Office | Other | 8 | £16m | 2.2% | 2024-10-28 |
| Ministry of Justice | Other | 4 | £11m | 1.5% | 2023-04-15 |
| Warrington and Halton Teaching Hospitals NHS Foundation Trust | Other | 1 | £3m | 0.4% | 2023-11-03 |
| Plymouth City Council | Other | 2 | £3m | 0.4% | 2023-01-10 |
| Department for Environment Food & Rural AffairsNew | Other | 2 | £2m | 0.3% | 2025-12-04 |
| Kent PoliceNew | Other | 1 | £2m | 0.2% | 2024-08-01 |
| UNIVERSITY OF HULL | Other | 1 | £2m | 0.2% | 2015-08-03 |
| DERBYSHIRE COMMUNITY HEALTH SERVICES NHS FOUNDATION TRUST | Other | 3 | £1m | 0.2% | 2024-02-29 |
| Amplius LivingNew | Other | 1 | £1m | 0.2% | 2025-12-09 |
| Department of Health & Social Care | Other | 1 | £789k | 0.1% | 2021-07-22 |
| Ministry of Defence | Other | 4 | £722k | 0.1% | 2022-11-15 |
| Liverpool City Council | Other | 1 | £699k | 0.1% | 2024-02-27 |
| National Highways Limited | Other | 2 | £614k | 0.1% | 2021-01-29 |
| Stonewater Limited | Other | 1 | £512k | 0.1% | 2019-08-05 |
| West Midlands Combined AuthorityNew | Other | 1 | £511k | 0.1% | 2024-10-01 |
| Department for Work & Pensions | Other | 4 | £504k | 0.1% | 2023-01-25 |
| The Police and Crime Commissioner for NorfolkNew | Other | 2 | £471k | 0.1% | 2026-01-06 |
| South East Coast Ambulance Service NHS Foundation Trust | Other | 1 | £435k | 0.1% | 2024-04-18 |
| Blood Services South West | Other | 2 | £431k | 0.1% | 2019-11-25 |
| South Yorkshire Police HeadquartersNew | Other | 1 | £390k | 0.1% | 2024-09-30 |
| London Borough of Merton | Other | 1 | £300k | 0.0% | 2019-04-28 |
| THE UNITED KINGDOM SPORTS COUNCIL | Other | 1 | £300k | 0.0% | 2015-05-28 |
| Financial Ombudsman Service | Other | 2 | £265k | 0.0% | 2021-07-02 |
| University Of The West Of England | Other | 4 | £253k | 0.0% | 2024-12-16 |
| Department for Education | Other | 2 | £209k | 0.0% | 2025-05-01 |
| Environment AgencyNew | Other | 1 | £191k | 0.0% | 2024-09-13 |
| ST HELENS & KNOWSLEY TEACHING HOSPITALS NHS TRUST | Other | 2 | £187k | 0.0% | 2019-03-31 |
| Department of Health and Social Care (DHSC - Test and Trace) | Other | 1 | £187k | 0.0% | 2020-11-06 |
| EAST WEST RAILWAY COMPANY LIMITED | Other | 1 | £157k | 0.0% | 2019-12-30 |
| CTM Portal for the NDA Shared Services Alliance | Other | 1 | £150k | 0.0% | 2021-11-29 |
| Northumbria Healthcare FMNew | Other | 1 | £148k | 0.0% | 2024-12-30 |
| Tees Valley Combined AuthorityNew | Other | 1 | £130k | 0.0% | 2024-11-13 |
| Public Health England | Other | 1 | £127k | 0.0% | 2019-04-30 |
| Met Office | Other | 2 | £125k | 0.0% | 2021-01-04 |
| Norfolk ConstabularyNew | Other | 1 | £120k | 0.0% | 2025-05-06 |
| DERBY CITY COUNCIL | Other | 1 | £116k | 0.0% | 2023-12-12 |
| Equality and Human Rights CommissionNew | Other | 1 | £96k | 0.0% | 2025-02-13 |
| Salford City College | Other | 1 | £88k | 0.0% | 2024-05-15 |
| DfTc - Department for Transport | Other | 1 | £80k | 0.0% | 2021-09-09 |
| London Ambulance Service NHS TrustNew | Other | 1 | £72k | 0.0% | 2025-04-01 |
| H M GOVERNMENT CABINET OFFICE | Other | 1 | £66k | 0.0% | 2016-09-20 |
| Anglia Ruskin University | Other | 1 | £59k | 0.0% | 2019-04-12 |
| N H S Shared Business Services | Other | 1 | £51k | 0.0% | 2023-11-26 |
| Nhs Blood & Transplant | Other | 1 | £49k | 0.0% | 2016-01-10 |
| Peterborough City Council | Other | 1 | £47k | 0.0% | 2023-06-23 |
| Cambridgeshire County CouncilNew | Other | 1 | £45k | 0.0% | 2025-10-19 |
| Wirral Borough Council | Other | 1 | £39k | 0.0% | 2024-03-08 |
| Darlington Borough Council | Other | 1 | £39k | 0.0% | 2019-03-31 |
| East and North Hertfordshire NHS Trust | Other | 1 | £30k | 0.0% | 2024-04-01 |
| Lancashire County Council | Other | 1 | £22k | 0.0% | 2022-03-24 |
| Isle of Wight CouncilNew | Other | 1 | £21k | 0.0% | 2024-06-19 |
| Cambridgeshire Community Services NHS TrustNew | Other | 1 | £6k | 0.0% | 2024-06-18 |
| Merseyside Fire and Rescue AuthorityNew | Other | 2 | £0k | 0.0% | 2025-03-14 |
| Lincolnshire PoliceNew | Other | 1 | £0k | 0.0% | 2024-08-15 |
| NOE CPC | Other | 1 | £0k | 0.0% | 2019-02-02 |
| THE UNIVERSITY OF CUMBRIA | Other | 1 | £0k | 0.0% | 2018-07-27 |
| East and North Hertfordshire Teaching NHS Trust | Other | 1 | £0k | 0.0% | |
| University Hospitals Birmingham NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| JISC | Other | 4 | £0k | 0.0% | |
| The Police & Crime Commissioner for Sussex | Other | 1 | £0k | 0.0% | |
| The Police and Crime Commissioner for Surrey | Other | 1 | £0k | 0.0% | |
| Scottish Fire and Rescue Service | Other | 1 | £0k | 0.0% | |
| Cardiff and Vale University Health Board | Other | 1 | £0k | 0.0% | |
| Welsh Government | Other | 2 | £0k | 0.0% | |
| Kirklees Council | Other | 1 | £0k | 0.0% | |
| Wolverhampton City Council | Other | 1 | £0k | 0.0% | |
| Information Commissioner's Office | Other | 1 | £0k | 0.0% | |
| Driver and Vehicle Licensing Agency | Other | 2 | £0k | 0.0% | |
| Carmarthenshire County Council | Other | 1 | £0k | 0.0% | |
| The Chief Constable for Devon and Cornwall Police | Other | 1 | £0k | 0.0% | |
| North Lanarkshire Council | Other | 1 | £0k | 0.0% | |
| Scottish Environment Protection Agency | Other | 1 | £0k | 0.0% | |
| East Ayrshire Council | Other | 2 | £0k | 0.0% | |
| University of Glasgow | Other | 1 | £0k | 0.0% | |
| Skills Development Scotland Co. Limited | Other | 1 | £0k | 0.0% | |