| The Association of North East Councils LimitedNew | Other | 226 | £24.3bn | 92.5% | 2025-10-08 |
| National Highways | Other | 44 | £1.1bn | 4.0% | 2025-10-01 |
| Halton Borough Council | Other | 3 | £168m | 0.6% | 2023-05-09 |
| North Yorkshire County Council | Other | 35 | £114m | 0.4% | 2024-03-20 |
| Gloucestershire County Council | Other | 3 | £80m | 0.3% | 2022-02-21 |
| VIA EAST MIDLANDS LIMITEDNew | Other | 2 | £75m | 0.3% | 2026-03-05 |
| Wiltshire Council | Other | 3 | £71m | 0.3% | 2021-09-01 |
| Herefordshire Council | Other | 2 | £55m | 0.2% | 2026-04-01 |
| South Gloucestershire Council | Other | 2 | £54m | 0.2% | 2017-03-17 |
| Hampshire County Council | Other | 2 | £32m | 0.1% | 2019-11-19 |
| Lincolnshire County Council | Other | 15 | £32m | 0.1% | 2025-12-04 |
| Leeds City Council | Other | 4 | £21m | 0.1% | 2021-03-22 |
| Leicestershire County Council | Other | 4 | £21m | 0.1% | 2024-03-14 |
| West Sussex County Council | Other | 5 | £19m | 0.1% | 2024-02-23 |
| East Riding of Yorkshire | Other | 4 | £18m | 0.1% | 2020-05-20 |
| Lancashire County Council | Other | 6 | £15m | 0.1% | 2020-03-06 |
| Bristol City Council | Other | 3 | £14m | 0.1% | 2025-07-10 |
| Kirklees Council | Other | 3 | £13m | 0.0% | 2021-03-28 |
| STAR Procurement C/O Trafford CouncilNew | Other | 2 | £11m | 0.0% | 2025-05-07 |
| Cumberland CouncilNew | Other | 4 | £10m | 0.0% | 2025-11-17 |
| Stockport Metropolitan Borough Council | Other | 2 | £8m | 0.0% | 2020-11-03 |
| National Highways LimitedNew | Other | 7 | £8m | 0.0% | 2026-03-17 |
| Nottingham City Council | Other | 26 | £7m | 0.0% | 2026-02-20 |
| North Lincolnshire Council | Other | 14 | £7m | 0.0% | 2026-02-23 |
| North East Lincolnshire Council | Other | 5 | £6m | 0.0% | 2023-05-30 |
| Devon County Council | Other | 3 | £6m | 0.0% | 2022-06-24 |
| Redcar and Cleveland Borough Council | Other | 5 | £6m | 0.0% | 2020-08-05 |
| Wigan Council | Other | 10 | £5m | 0.0% | 2022-07-14 |
| Derbyshire County Council | Other | 28 | £4m | 0.0% | 2025-12-31 |
| Hartlepool Borough Council | Other | 2 | £4m | 0.0% | 2021-04-21 |
| Leicester City Council | Other | 6 | £4m | 0.0% | 2024-01-23 |
| Bolton Metropolitan Borough Council | Other | 3 | £4m | 0.0% | 2025-01-06 |
| East Riding of Yorkshire Council | Other | 7 | £3m | 0.0% | 2026-03-27 |
| Manchester City Council | Other | 3 | £3m | 0.0% | 2020-08-10 |
| Darlington Borough Council | Other | 24 | £2m | 0.0% | 2025-09-17 |
| Newcastle City Council | Other | 1 | £2m | 0.0% | 2021-05-26 |
| Northumberland County Council | Other | 1 | £2m | 0.0% | 2020-11-03 |
| Espo | Other | 1 | £1m | 0.0% | 2016-04-12 |
| Stockton Borough Council | Other | 2 | £1m | 0.0% | 2020-07-02 |
| Dorset county Council | Other | 1 | £1m | 0.0% | 2018-10-12 |
| Cornwall Council | Other | 1 | £1m | 0.0% | 2017-02-17 |
| Rochdale Metropolitan Borough Council | Other | 1 | £971k | 0.0% | 2024-05-01 |
| SE Shared Services | Other | 1 | £800k | 0.0% | 2020-01-01 |
| Cumbria County Council | Other | 4 | £735k | 0.0% | 2021-07-30 |
| Salford City Council | Other | 1 | £571k | 0.0% | 2020-02-12 |
| Blackburn With Darwen Borough Council | Other | 5 | £562k | 0.0% | 2025-06-11 |
| St Helens CouncilNew | Other | 1 | £296k | 0.0% | 2024-08-19 |
| Charnwood Borough Council | Other | 1 | £143k | 0.0% | 2017-07-07 |
| Middlesbrough Council | Other | 3 | £138k | 0.0% | 2025-05-14 |
| EU SUPPLY LIMITEDNew | Other | 1 | £103k | 0.0% | 2025-01-07 |
| NORTH TYNESIDE COUNCIL | Other | 1 | £96k | 0.0% | 2020-03-20 |
| Hull City Council | Other | 1 | £92k | 0.0% | 2023-03-07 |
| Welland Procurement Unit | Other | 2 | £89k | 0.0% | 2021-03-29 |
| HM Land Registry | Other | 1 | £61k | 0.0% | 2019-09-17 |
| THE UNIVERSITY OF BIRMINGHAM | Other | 1 | £34k | 0.0% | 2020-09-02 |
| SEVERN TRENT WATER LIMITEDNew | Other | 2 | £0k | 0.0% | 2026-03-19 |
| Transport for London | Other | 3 | £0k | 0.0% | 2021-03-08 |
| Blackpool Council | Other | 1 | £0k | 0.0% | 2019-10-25 |
| Norfolk County Council | Other | 1 | £0k | 0.0% | 2018-01-19 |
| Sunderland City Council | Other | 1 | £0k | 0.0% | 2016-04-01 |
| Powys County Council | Other | 9 | £0k | 0.0% | |
| Borders College | Other | 1 | £0k | 0.0% | |
| Rhondda Cynon Taf CBC | Other | 12 | £0k | 0.0% | |
| Scotland Excel | Other | 3 | £0k | 0.0% | |
| Norse Eastern Ltd | Other | 1 | £0k | 0.0% | |
| Cyngor Gwynedd | Other | 41 | £0k | 0.0% | |
| Tayside Contracts | Other | 2 | £0k | 0.0% | |
| Knowsley Council | Other | 1 | £0k | 0.0% | |
| Falkirk Council | Other | 1 | £0k | 0.0% | |
| Gateshead Council | Other | 4 | £0k | 0.0% | |
| Wrexham County Borough Council | Other | 2 | £0k | 0.0% | |
| East Dunbartonshire Council | Other | 1 | £0k | 0.0% | |
| Tameside Council | Other | 2 | £0k | 0.0% | |
| DERBY CITY COUNCIL | Other | 1 | £0k | 0.0% | |
| South Lanarkshire Council | Other | 1 | £0k | 0.0% | |
| Cardiff Council | Other | 1 | £0k | 0.0% | |
| Carmarthenshire County Council | Other | 2 | £0k | 0.0% | |
| Neath Port Talbot County Borough Council | Other | 2 | £0k | 0.0% | |
| Dorset Council | Other | 1 | £0k | 0.0% | |
| The City of Edinburgh Council | Other | 2 | £0k | 0.0% | |
| Borough Council of Calderdale | Other | 1 | £0k | 0.0% | |
| Bournemouth Christchurch and Poole Council | Other | 1 | £0k | 0.0% | |
| Glasgow City Council | Other | 2 | £0k | 0.0% | |
| Dumfries and Galloway Council | Other | 2 | £0k | 0.0% | |
| YPO | Other | 3 | £0k | 0.0% | |
| Legal, Democratic and Business Intelligence, Swansea Council, | Other | 3 | £0k | 0.0% | |
| South Ayrshire Council | Other | 1 | £0k | 0.0% | |
| North Lanarkshire Council | Other | 1 | £0k | 0.0% | |
| South Tyneside Council | Other | 1 | £0k | 0.0% | |
| The Council of the City of Wakefield | Other | 12 | £0k | 0.0% | |