| Regenda Limited (M&Y)New | Other | 2 | £428m | 82.4% | 2026-02-23 |
| The Association of North East Councils Limited | Other | 2 | £33m | 6.4% | 2023-06-06 |
| Ward HadawayNew | Other | 1 | £16m | 3.0% | 2025-08-14 |
| Northumbria Healthcare NHS Foundation TrustNew | Other | 1 | £12m | 2.4% | 2025-01-24 |
| North of England Commercial Procurement CollaborativeNew | Other | 1 | £11m | 2.0% | 2024-08-02 |
| The Newcastle Upon Tyne Hospitals NHS Foundation TrustNew | Other | 3 | £6m | 1.2% | 2024-12-31 |
| UNIVERSITY OF SHEFFIELD | Other | 2 | £2m | 0.4% | 2021-03-23 |
| Rossendale Borough CouncilNew | Other | 3 | £1m | 0.3% | 2026-04-13 |
| NEUPC Ltd | Other | 2 | £1m | 0.2% | 2020-01-14 |
| Darlington Borough Council | Other | 3 | £943k | 0.2% | 2023-08-08 |
| Bradford Teaching Hospitals NHS Foundation Trust | Other | 4 | £861k | 0.2% | 2025-11-07 |
| Riverside | Other | 1 | £769k | 0.1% | 2022-01-25 |
| Durham County Council | Other | 3 | £560k | 0.1% | 2023-03-02 |
| Middlesbrough Council | Other | 7 | £549k | 0.1% | 2022-07-01 |
| Gateshead College | Other | 1 | £524k | 0.1% | 2023-06-26 |
| City of York Council | Other | 3 | £522k | 0.1% | 2025-10-22 |
| Offshore Renewable Energy Catapult | Other | 8 | £478k | 0.1% | 2023-02-02 |
| NORTH TYNESIDE COUNCIL | Other | 4 | £475k | 0.1% | 2024-05-20 |
| Cleveland Police | Other | 2 | £437k | 0.1% | 2017-08-07 |
| South Tyneside Council | Other | 1 | £375k | 0.1% | 2018-07-12 |
| TEES ESK & WEAR VALLEYS NHS FOUNDATION TRUSTNew | Other | 2 | £361k | 0.1% | 2026-01-19 |
| Northumberland County Council | Other | 2 | £357k | 0.1% | 2023-03-24 |
| Reserve Forces' and Cadets' Associations of Yorkshire and the Humber | Other | 1 | £289k | 0.1% | 2023-10-17 |
| AGH SOLUTIONS LIMITEDNew | Other | 2 | £274k | 0.1% | 2024-07-15 |
| Historic England | Other | 4 | £223k | 0.0% | 2021-12-15 |
| English Heritage-Estates | Other | 1 | £215k | 0.0% | 2024-01-29 |
| Burnley Borough CouncilNew | Other | 2 | £197k | 0.0% | 2025-06-23 |
| NHS Property Services Limited | Other | 1 | £123k | 0.0% | 2021-07-19 |
| Redcar and Cleveland Borough Council | Other | 3 | £119k | 0.0% | 2019-10-29 |
| Middlesbrough College | Other | 3 | £116k | 0.0% | 2024-04-19 |
| Tyne Coast College | Other | 1 | £83k | 0.0% | 2024-03-11 |
| The Education Training Collective | Other | 1 | £49k | 0.0% | 2020-06-23 |
| Newcastle University | Other | 1 | £38k | 0.0% | 2021-03-10 |
| Karbon Homes | Other | 3 | £26k | 0.0% | 2021-07-01 |
| HISTORIC ENGLAND LIMITEDNew | Other | 1 | £10k | 0.0% | 2025-01-31 |
| YORK AND SCARBOROUGH TEACHING HOSPITALS NHS FOUNDATION TRUST | Other | 2 | £6k | 0.0% | 2023-09-29 |
| Mid Yorkshire Hospitals NHS Trust | Other | 2 | £0k | 0.0% | 2023-12-04 |
| Teesside University | Other | 1 | £0k | 0.0% | 2017-07-25 |
| Northumbria Healthcare Facilities Management Limited | Other | 1 | £0k | 0.0% | |
| Leeds and York Partnership NHS Foundation Trust, trading as North of England NHS Commercial Procurement Collaborative ("NOE CPC") | Other | 1 | £0k | 0.0% | |
| English Heritage Trust | Other | 1 | £0k | 0.0% | |
| Kingston Upon Hull City Council | Other | 2 | £0k | 0.0% | |
| Great Ormond Street Hospital for Children NHS Foundation Trust | Other | 2 | £0k | 0.0% | |
| Cumbria, Northumberland, Tyne and Wear NHS Foundation Trust | Other | 1 | £0k | 0.0% | |
| The Education Alliance | Other | 3 | £0k | 0.0% | |
| NHS SHARED BUSINESS SERVICES LIMITED | Other | 1 | £0k | 0.0% | |
| Newcastle City Council | Other | 1 | £0k | 0.0% | |
| CITY HOSPITALS INDEPENDENT COMMERCIAL ENTERPRISES LIMITED | Other | 1 | £0k | 0.0% | |