| LHC | Other | 2 | £292m | 39.2% | 2017-07-20 |
| Luton CouncilNew | Other | 1 | £214m | 28.8% | 2025-08-29 |
| Communities & Housing Investment Consortium Ltd (CHIC) | Other | 4 | £39m | 5.2% | 2025-08-21 |
| Procurement Assist Limited c/o Integrated Facilities Management Bolton Ltd (iFM Bolton)New | Other | 1 | £29m | 4.0% | 2025-05-19 |
| EFFICIENCY EAST MIDLANDS LIMITEDNew | Other | 1 | £29m | 3.8% | 2024-07-05 |
| PROSPER | Other | 4 | £25m | 3.4% | 2025-04-29 |
| EFFICIENCY NORTH LIMITED | Other | 1 | £11m | 1.5% | 2017-03-23 |
| PROCURE PLUS HOLDINGS LIMITED | Other | 1 | £10m | 1.4% | 2018-06-28 |
| Fusion21 Members Consortium | Other | 3 | £10m | 1.3% | 2023-12-19 |
| EASTERN PROCUREMENT LIMITED | Other | 2 | £10m | 1.3% | 2024-06-04 |
| GreenSquare Group Limited | Other | 1 | £9m | 1.3% | 2019-04-16 |
| Staffordshire County Council | Other | 1 | £8m | 1.1% | 2017-11-17 |
| Leicestershire County Council | Other | 3 | £6m | 0.9% | 2019-11-18 |
| Southampton City Council | Other | 3 | £5m | 0.7% | 2024-07-05 |
| Central Bedfordshire Council | Other | 5 | £4m | 0.6% | 2025-08-13 |
| University of Bristol | Other | 1 | £3m | 0.5% | 2023-10-23 |
| Folkestone and Hythe District Council | Other | 1 | £3m | 0.4% | 2023-04-04 |
| Winchester City Council | Other | 2 | £3m | 0.4% | 2022-06-06 |
| Imperial War MuseumsNew | Other | 1 | £2m | 0.3% | 2025-09-15 |
| LGSS on behalf of Cambridgeshire County Council | Other | 1 | £2m | 0.3% | 2018-03-13 |
| LGSS | Other | 2 | £2m | 0.2% | 2021-06-25 |
| Coventry City Council | Other | 1 | £2m | 0.2% | 2020-10-01 |
| ORWELL HOUSING ASSOCIATION LIMITEDNew | Other | 1 | £2m | 0.2% | 2025-03-20 |
| Ministry of Defence | Other | 1 | £1m | 0.2% | 2023-07-25 |
| Bristol City Council | Other | 4 | £1m | 0.2% | 2024-05-14 |
| Colchester City CouncilNew | Other | 1 | £1m | 0.2% | 2025-07-14 |
| Kirklees CouncilNew | Other | 1 | £1m | 0.2% | 2024-11-25 |
| NORTH TYNESIDE COUNCIL | Other | 5 | £1m | 0.1% | 2022-05-11 |
| Berneslai Homes Limited | Other | 2 | £1m | 0.1% | 2023-10-10 |
| Cambridgeshire County Council | Other | 2 | £1m | 0.1% | 2022-03-24 |
| Amplius LivingNew | Other | 1 | £960k | 0.1% | 2025-07-30 |
| Bradford Metropolitan District Council | Other | 2 | £939k | 0.1% | 2020-05-27 |
| North Kesteven District Council | Other | 1 | £788k | 0.1% | 2023-08-04 |
| Sunderland City Council | Other | 5 | £677k | 0.1% | 2024-04-22 |
| Rotherham MBC | Other | 1 | £633k | 0.1% | 2019-05-15 |
| London Borough of Hillingdon | Other | 2 | £510k | 0.1% | 2024-02-26 |
| Construction Industry Training Board | Other | 2 | £491k | 0.1% | 2022-09-05 |
| Citizen Housing Group Ltd | Other | 2 | £479k | 0.1% | 2024-05-06 |
| Harrow Council | Other | 1 | £458k | 0.1% | 2024-01-29 |
| East Sussex County Council | Other | 4 | £456k | 0.1% | 2025-07-16 |
| Ongo Homes LimitedNew | Other | 2 | £438k | 0.1% | 2025-06-09 |
| Leicestershire Police | Other | 1 | £435k | 0.1% | 2021-12-16 |
| St Helens CouncilNew | Other | 1 | £417k | 0.1% | 2025-07-30 |
| Leeds City Council | Other | 3 | £408k | 0.1% | 2024-06-05 |
| Stevenage Borough Council | Other | 1 | £400k | 0.1% | 2018-12-24 |
| Basildon and Thurrock University Hospitals NHS Foundation Trust | Other | 1 | £391k | 0.1% | 2020-10-21 |
| Cumbria County Council | Other | 1 | £387k | 0.1% | 2020-07-27 |
| Stockport Metropolitan Borough Council | Other | 1 | £375k | 0.1% | 2017-06-26 |
| Devon County CouncilNew | Other | 2 | £323k | 0.0% | 2025-04-04 |
| Milton Keynes Council | Other | 1 | £307k | 0.0% | 2018-03-21 |
| Bournemouth Borough Council | Other | 1 | £290k | 0.0% | 2017-02-22 |
| Herefordshire Council | Other | 1 | £266k | 0.0% | 2023-11-17 |
| Medway Council | Other | 1 | £234k | 0.0% | 2017-09-28 |
| oneSource | Other | 1 | £224k | 0.0% | 2018-01-12 |
| Leicester City Council | Other | 1 | £223k | 0.0% | 2021-07-05 |
| United Lincolnshire Teaching Hospitals NHS TrustNew | Other | 1 | £200k | 0.0% | 2026-02-19 |
| Stockton Borough Council | Other | 1 | £182k | 0.0% | 2019-03-28 |
| NOE CPC | Other | 2 | £167k | 0.0% | 2017-05-19 |
| London Borough of Merton | Other | 1 | £145k | 0.0% | 2020-02-11 |
| Liverpool City Council | Other | 1 | £131k | 0.0% | 2016-05-18 |
| Historic England | Other | 1 | £125k | 0.0% | 2021-04-27 |
| Dorset & Wiltshire Fire and Rescue Authority | Other | 1 | £114k | 0.0% | 2023-10-25 |
| Birmingham City Council | Other | 2 | £112k | 0.0% | 2022-02-21 |
| Bath and North East Somerset Council | Other | 1 | £103k | 0.0% | 2020-07-01 |
| The University Of KentNew | Other | 1 | £100k | 0.0% | 2026-03-09 |
| capitalEsourcing | Other | 1 | £98k | 0.0% | 2022-03-01 |
| Tendring District CouncilNew | Other | 1 | £96k | 0.0% | 2026-01-15 |
| Milton Keynes Council Electronic Tendering Site | Other | 3 | £76k | 0.0% | 2017-05-17 |
| Borough Council of Kings Lynn and West Norfolk | Other | 1 | £72k | 0.0% | 2023-04-25 |
| Cafcass | Other | 1 | £70k | 0.0% | 2021-12-01 |
| Bracknell Forest Borough Council | Other | 1 | £64k | 0.0% | 2016-10-31 |
| Wiltshire CollegeNew | Other | 1 | £63k | 0.0% | 2026-01-22 |
| United Lincolnshire Teaching HospitalsNew | Other | 1 | £62k | 0.0% | 2025-02-10 |
| Star Procurement | Other | 1 | £61k | 0.0% | 2021-02-03 |
| Alliance Homes | Other | 1 | £57k | 0.0% | 2021-10-14 |
| Leeds Arts University | Other | 1 | £56k | 0.0% | 2021-08-17 |
| GOV FACILITY SERVICES LIMITED | Other | 1 | £48k | 0.0% | 2024-04-16 |
| Gloucestershire County Council | Other | 1 | £46k | 0.0% | 2019-04-29 |
| Cornwall Housing Limited | Other | 1 | £30k | 0.0% | 2018-11-01 |
| Worcestershire County Council | Other | 2 | £25k | 0.0% | 2020-08-13 |
| Procurement Services - Lifecycle on behalf of COMMERCIAL SERVICES KENT LIMITED | Other | 3 | £0k | 0.0% | 2024-05-14 |
| SE Shared Services | Other | 1 | £0k | 0.0% | 2020-08-21 |
| Durham County Council | Other | 1 | £0k | 0.0% | 2017-10-31 |
| UNIVERSITY OF WOLVERHAMPTON ENTERPRISE LIMITED | Other | 1 | £0k | 0.0% | 2017-03-14 |
| LHC Procurement Group for the Welsh Procurement Alliance (WPA) | Other | 6 | £0k | 0.0% | |
| Powys County Council | Other | 1 | £0k | 0.0% | |
| Westmorland and Furness Council | Other | 1 | £0k | 0.0% | |
| Essex County Council | Other | 1 | £0k | 0.0% | |
| Red Kite Learning Trust | Other | 3 | £0k | 0.0% | |
| THE KEMNAL ACADEMIES TRUST | Other | 1 | £0k | 0.0% | |
| Housing 21 | Other | 1 | £0k | 0.0% | |
| LHC for the Scottish Procurement Alliance (SPA) | Other | 5 | £0k | 0.0% | |
| NWUPC | Other | 2 | £0k | 0.0% | |
| NEUPC Ltd | Other | 2 | £0k | 0.0% | |
| Royal Borough of Kensington and Chelsea | Other | 1 | £0k | 0.0% | |
| GOLD HILL HOUSING ASSOCIATION | Other | 1 | £0k | 0.0% | |