| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ALBEMARLE MARKETING RESEARCH LIMITED | 00787507 | 31/03/2017 | Dissolved |
| THE INSTITUTE OF PRACTITIONERS IN ADVERTISING (PRE-CHARTER) | 00221167 | 17/03/2016 | Dissolved |
| THE OUTSIDE LINE LIMITED | 03920289 | 11/12/2012 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DIGITASLBI LIMITED | SC177425 | 24/06/2021 | 24/05/2022 | Amber |
| FALLON LONDON LIMITED | 03576066 | 15/07/2014 | 24/05/2022 | One Red Flag |
| LEO BURNETT LIMITED | 00903797 | 24/06/2021 | 24/05/2022 | One Red Flag |
| SAATCHI & SAATCHI (CENTRAL SERVICES) LIMITED | 00669279 | 24/06/2021 | 24/05/2022 | Bronze |
| SAATCHI & SAATCHI GROUP LTD | 00231824 | 01/08/2012 | 22/03/2022 | Amber |
| TURNER DUCKWORTH LIMITED | 02485755 | 24/06/2021 | 24/05/2022 | Amber |