| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ERNST & YOUNG EUROPE LLP | OC338303 | 12/01/2009 | Silver |
| ERNST & YOUNG LLP | OC300001 | 02/07/2001 | Bronze |
| ERNST & YOUNG LLP | OC300001 | 02/07/2001 | Bronze |
| EYOP LLP | OC331565 | 01/05/2015 | Dissolved |
| PARTAKE CONSULTING UK LTD | 07258563 | 01/05/2015 | Dissolved |
| PARTHENON LONDON TENANT LIMITED | 09189467 | 03/10/2016 | Dissolved |
| THE OUTWARD BOUND TRUST | 06748835 | 19/03/2024 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CIL (H) LIMITED | 03739946 | 28/02/2002 | 23/06/2004 | Dissolved |
| ERNST & WHINNEY LIMITED | 01395391 | 01/05/2015 | 01/07/2023 | Not Trading |
| ERNST & YOUNG INTERNATIONAL LIMITED | 01413676 | 01/05/2015 | 01/07/2023 | Not Trading |
| ERNST & YOUNG LIMITED | 05458987 | 01/05/2015 | 01/07/2023 | One Red Flag |
| ERNST & YOUNG SERVICES (UK) LIMITED | 05319775 | 01/05/2015 | 01/07/2023 | One Red Flag |
| ERNST & YOUNG SERVICES LIMITED | 02812206 | 01/05/2015 | 01/07/2023 | Gold |
| EY GREENWICH ADVISORY SERVICES LTD. | 05128763 | 01/05/2015 | 01/02/2019 | Dissolved |
| EYGS UK PARTICIPATION LIMITED | 05458988 | 01/05/2015 | 01/07/2023 | Not Trading |
| GARRARD HOUSE EXECUTOR & TRUSTEE CO. LIMITED | 00669986 | 01/05/2015 | 01/07/2023 | Not Trading |
| ROLLS HOUSE HOLDINGS LIMITED | 01985589 | 01/05/2015 | 01/07/2023 | Silver |