| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AMBASSADOR SQUARE | 03192242 | 30/09/2022 | Amber |
| BATES OVERSEAS HOLDINGS LIMITED | 02217108 | 15/11/2022 | Bronze |
| BEAUMONT SQUARE | 03208382 | 30/09/2022 | Amber |
| BELGRAVE SQUARE | 03208383 | 30/09/2022 | Amber |
| CLARION COMMUNICATIONS (P.R.) LIMITED | 02517824 | 17/01/2023 | Gold |
| CORDIANT COMMUNICATIONS GROUP LIMITED | 01320869 | 30/09/2022 | Amber |
| HOGARTH WORLDWIDE LIMITED | 06872427 | 30/09/2022 | One Red Flag |
| LINE EXCHANGE LIMITED | 03861779 | 30/09/2022 | Not Trading |
| SIGNPOSTER.COM LTD | 06509732 | 30/09/2022 | Dissolved |
| WPP GROUP (UK) LTD | 02670617 | 30/09/2022 | Silver |
| WPP GROUP HOLDINGS LIMITED | 02668657 | 30/09/2022 | Bronze |
| WPP JUBILEE LIMITED | 08286875 | 31/07/2023 | Silver |
| WPP MR UK LIMITED | 05522068 | 30/09/2022 | Silver |
| WPP US INVESTMENTS LIMITED | 08311240 | 30/09/2022 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BUSINESS PLANNING AND RESEARCH LIMITED | 01947899 | 30/09/2022 | 18/09/2023 | Dissolved |
| COLWOOD HEALTHWORLD LIMITED | 02213846 | 30/09/2022 | 19/07/2023 | Dissolved |
| HEALTHWORLD HOLDINGS LIMITED | 03458882 | 30/09/2022 | 23/06/2023 | Dissolved |
| INTACT LIMITED | 03127449 | 30/09/2022 | 04/07/2023 | Dissolved |
| MILTON MARKETING GROUP LIMITED | 03113109 | 30/09/2022 | 23/06/2023 | Dissolved |
| MILTON MARKETING LIMITED | 01385429 | 30/09/2022 | 23/06/2023 | Dissolved |
| MONE LIMITED | 04800433 | 30/09/2022 | 31/10/2024 | Not Trading |
| MORTIMER SQUARE LIMITED | 03341063 | 30/09/2022 | 31/10/2024 | Gold |
| NEWCROSSE LIMITED | 03050332 | 30/09/2022 | 18/09/2023 | Dissolved |
| PROPHAVEN LIMITED | 02292074 | 30/09/2022 | 31/10/2024 | Silver |
| READYSQUARE LIMITED | 03065587 | 30/09/2022 | 31/10/2024 | Not Trading |
| STICKLEBACK LIMITED | 03449562 | 30/09/2022 | 31/10/2024 | Gold |
| TEMPUS GROUP LIMITED | 01594098 | 30/09/2022 | 31/10/2024 | Silver |
| TENTHAVENUE MEDIA LIMITED | 05484558 | 30/09/2022 | 23/06/2023 | Dissolved |
| THE BRAND UNION LTD | 04594601 | 30/09/2022 | 31/10/2024 | Not Trading |
| THE TEMPUS GROUP TRUST COMPANY (1990) LIMITED | 02535119 | 30/09/2022 | 31/10/2024 | Not Trading |
| THISTLECLUB LIMITED | 02298386 | 30/09/2022 | 31/10/2024 | Not Trading |
| ULTIMATE SQUARE | 03420047 | 30/09/2022 | 31/10/2024 | Strike Off |
| WPP 2005 LIMITED | 01003653 | 31/07/2023 | 31/10/2024 | Bronze |
| WPP 2323 LIMITED | 04214289 | 30/09/2022 | 31/10/2024 | Amber |
| WPP LN LIMITED | 04050182 | 30/09/2022 | 08/03/2024 | Strike Off |
| WPP MR GROUP HOLDINGS LIMITED | 02306038 | 24/10/2022 | 20/03/2023 | Dissolved |