| THE GUINNESS PARTNERSHIP LIMITED | Other | 1 | £40m | 37.4% | 2024-02-21 |
| Halton Housing Trust | Other | 1 | £25m | 23.4% | 2017-01-03 |
| Halton Housing c/o Link GroupNew | Other | 2 | £23m | 21.6% | 2025-01-21 |
| Halton Housing C/O Link Asset Services | Other | 3 | £10m | 9.7% | 2020-12-30 |
| Lincolnshire Housing Partnership | Other | 1 | £3m | 3.0% | 2023-10-25 |
| Lincolnshire County CouncilNew | Other | 1 | £950k | 0.9% | 2024-09-02 |
| Royal Berkshire Fire & Rescue ServiceNew | Other | 1 | £600k | 0.6% | 2024-10-29 |
| Lincolnshire Fire and Rescue | Other | 1 | £600k | 0.6% | 2015-02-04 |
| Buckinghamshire and Milton Keynes Fire AuthorityNew | Other | 1 | £450k | 0.4% | 2024-08-19 |
| THE UNIVERSITY OF BIRMINGHAM | Other | 8 | £306k | 0.3% | 2024-07-08 |
| Thrive Homes Limited | Other | 1 | £297k | 0.3% | 2021-06-01 |
| HOMES & COMMUNITIES AGENCY | Other | 14 | £270k | 0.3% | 2017-02-09 |
| DRIVER & VEHICLE LICENSING AGENCY | Other | 1 | £200k | 0.2% | 2019-05-10 |
| Hull University Teaching Hospitals NHS Trust | Other | 3 | £199k | 0.2% | 2024-05-24 |
| London Ambulance Service NHS Trust | Other | 1 | £157k | 0.1% | 2024-02-19 |
| Met Office | Other | 4 | £151k | 0.1% | 2024-06-03 |
| Devon and Somerset Fire and Rescue AuthorityNew | Other | 1 | £150k | 0.1% | 2024-08-13 |
| Devon & Somerset Fire & Rescue Service | Other | 1 | £150k | 0.1% | 2019-10-01 |
| United Lincolnshire Teaching Hospitals NHS TrustNew | Other | 1 | £100k | 0.1% | 2025-03-07 |
| CPS | Other | 1 | £94k | 0.1% | 2015-03-18 |
| CTM Portal for the NDA Shared Services Alliance | Other | 1 | £91k | 0.1% | 2020-05-01 |
| QE FACILITIES LIMITEDNew | Other | 2 | £64k | 0.1% | 2025-05-12 |
| Yate Town Council | Other | 4 | £56k | 0.1% | 2017-09-11 |
| Driver and Vehicle Licensing Agency | Other | 1 | £50k | 0.0% | 2022-06-16 |
| CHESHIRE EAST COUNCIL | Other | 1 | £42k | 0.0% | 2018-08-02 |
| Peterborough City Council | Other | 1 | £35k | 0.0% | 2021-06-06 |
| Leicestershire County Council | Other | 1 | £30k | 0.0% | 2022-05-12 |
| The Coal Authority | Other | 2 | £29k | 0.0% | 2016-04-21 |
| DfTc - Department for Transport | Other | 1 | £27k | 0.0% | 2022-11-28 |
| United Lincolnshire NHS TrustNew | Other | 1 | £26k | 0.0% | 2024-06-07 |
| East Riding of Yorkshire | Other | 1 | £22k | 0.0% | 2019-06-14 |
| UNIVERSITY OF SOUTHAMPTONNew | Other | 1 | £17k | 0.0% | 2026-02-18 |
| UK SHARED BUSINESS SERVICES LIMITEDNew | Other | 1 | £16k | 0.0% | 2025-10-30 |
| Brighton and Hove City Council | Other | 1 | £9k | 0.0% | 2016-11-30 |
| University of the West of Scotland | Other | 1 | £4k | 0.0% | 2017-01-30 |
| In-Tend e-Tendering | Other | 1 | £0k | 0.0% | 2023-11-02 |
| Publica Group | Other | 1 | £0k | 0.0% | 2019-04-09 |
| STAR ACADEMIES | Other | 1 | £0k | 0.0% | 2019-03-29 |
| Taunton Deane Borough Council | Other | 1 | £0k | 0.0% | 2016-11-24 |
| Crown Commercial Service | Other | 1 | £0k | 0.0% | 2015-04-22 |
| Hertfordshire County Council | Other | 2 | £0k | 0.0% | |
| Surrey County Council | Other | 1 | £0k | 0.0% | |