| Saltwood C Of E Primary School | Other | 1 | £113m | 25.7% | 2018-12-13 |
| Kent County Council (via LASER) | Other | 1 | £113m | 25.7% | 2018-12-12 |
| Espo | Other | 11 | £35m | 8.0% | 2021-10-25 |
| Leicester City Council | Other | 9 | £17m | 3.9% | 2025-07-22 |
| Lincolnshire Housing Partnership | Other | 1 | £16m | 3.6% | 2023-05-01 |
| Fusion21 Members Consortium | Other | 3 | £15m | 3.5% | 2022-01-18 |
| The Association of North East Councils Limited | Other | 2 | £15m | 3.4% | 2023-01-06 |
| VIVID | Other | 1 | £12m | 2.6% | 2022-08-31 |
| Cambridgeshire and Peterborough Combined Authority | Other | 1 | £11m | 2.6% | 2022-08-31 |
| Ashford Borough Council | Other | 1 | £11m | 2.6% | 2023-10-04 |
| Leicestershire County Council | Other | 2 | £10m | 2.2% | 2023-10-17 |
| South Kesteven District Council | Other | 2 | £8m | 1.9% | 2024-01-31 |
| NORTH TYNESIDE COUNCIL | Other | 1 | £7m | 1.6% | 2022-08-09 |
| Derbyshire County Council | Other | 1 | £5m | 1.1% | 2017-11-17 |
| West Mercia Energy (A Local Authority Joint Committee of Shropshire Council, Worcestershire County Council, Telford & Wrekin Council and Herefordshire Council) | Other | 1 | £5m | 1.0% | 2020-02-03 |
| Procurement for Housing | Other | 3 | £4m | 1.0% | 2023-11-01 |
| Soha Housing Ltd | Other | 2 | £4m | 0.9% | 2022-01-31 |
| Durham County Council | Other | 1 | £4m | 0.8% | 2018-06-26 |
| City of York Council | Other | 4 | £4m | 0.8% | 2022-06-08 |
| East Riding of Yorkshire | Other | 2 | £3m | 0.8% | 2020-12-11 |
| Epping Forest District Council | Other | 1 | £3m | 0.8% | 2023-08-18 |
| East Riding of Yorkshire CouncilNew | Other | 3 | £3m | 0.6% | 2025-02-01 |
| Coventry City Council | Other | 1 | £2m | 0.5% | 2022-11-30 |
| RUGBY BOROUGH COUNCIL | Other | 1 | £2m | 0.5% | 2023-11-10 |
| Cost Advice Service Ltd | Other | 1 | £2m | 0.5% | 2020-10-20 |
| Cathedral Schools Trust | Other | 1 | £2m | 0.4% | 2020-03-31 |
| The Department for Business, Energy and Industrial Strategy (BEIS) | Other | 1 | £2m | 0.4% | 2020-05-11 |
| Wigan Council | Other | 2 | £2m | 0.4% | 2020-11-24 |
| Barnsley Metropolitan Borough CouncilNew | Other | 1 | £1m | 0.3% | 2024-10-31 |
| West Sussex County Council | Other | 1 | £1m | 0.3% | 2023-04-01 |
| Chesterfield Borough Council | Other | 2 | £995k | 0.2% | 2023-08-01 |
| Erewash Borough Council | Other | 2 | £963k | 0.2% | 2023-07-25 |
| Stockton Borough Council | Other | 1 | £838k | 0.2% | 2022-02-04 |
| Cumbria County Council | Other | 3 | £779k | 0.2% | 2019-06-03 |
| Darlington Borough Council | Other | 1 | £677k | 0.2% | 2021-04-29 |
| Origin Housing Limited | Other | 1 | £571k | 0.1% | 2020-02-17 |
| London Borough of Redbridge | Other | 1 | £500k | 0.1% | 2021-12-15 |
| Hampshire County Council | Other | 4 | £483k | 0.1% | 2022-05-17 |
| Department for Business, Energy & Industrial Strategy | Other | 1 | £187k | 0.0% | 2022-06-23 |
| Sandwell Metropolitan Borough Council | Other | 1 | £182k | 0.0% | 2021-09-17 |
| Welland Procurement Unit | Other | 2 | £180k | 0.0% | 2021-07-16 |
| Yorkshire Housing | Other | 1 | £140k | 0.0% | 2022-02-04 |
| YORK AND SCARBOROUGH TEACHING HOSPITALS NHS FOUNDATION TRUST | Other | 1 | £114k | 0.0% | |
| Homes England (the name adopted by the Homes and Communities Agency) | Other | 1 | £47k | 0.0% | 2024-03-25 |
| West Hertfordshire Hospitals NHS Trust | Other | 1 | £37k | 0.0% | 2023-04-19 |
| Christchurch and East Dorset Council | Other | 1 | £26k | 0.0% | 2018-02-01 |
| Institute of School Business Leaders | Other | 1 | £0k | 0.0% | 2020-02-26 |
| Derby Homes Ltd | Other | 1 | £0k | 0.0% | 2018-04-03 |
| COUNTESS OF CHESTER HOSPITAL NHS FOUNDATION TRUST | Other | 1 | £0k | 0.0% | 2018-03-09 |
| FUSION 21 LIMITED | Other | 1 | £0k | 0.0% | 2016-03-29 |
| Scotland Excel | Other | 4 | £0k | 0.0% | |
| Stockton on Tees Borough Council | Other | 5 | £0k | 0.0% | |
| The West of England Combined Authority | Other | 3 | £0k | 0.0% | |
| Harrogate Borough Council | Other | 1 | £0k | 0.0% | |
| City of Bradford Metropolitan District Council | Other | 3 | £0k | 0.0% | |
| Totally Local Company | Other | 1 | £0k | 0.0% | |
| Kent County Council (t/a LASER Energy) | Other | 1 | £0k | 0.0% | |
| Suffolk County Council | Other | 2 | £0k | 0.0% | |
| Watford Borough Council | Other | 1 | £0k | 0.0% | |
| EFFICIENCY EAST MIDLANDS LIMITED | Other | 3 | £0k | 0.0% | |