| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Best of Health Awards Ltd | 03574382 | 09/06/2005 | Dissolved |
| CHATTERTON COURT PROPERTIES LIMITED | 01931827 | 24/02/2015 | Gold |
| Jicnet Ltd | 06042330 | 05/01/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Aeroflight Technologies Ltd. | 02914108 | 25/04/1994 | 07/08/1998 | Dissolved |
| CHATTERTON COURT PROPERTIES LIMITED | 01931827 | 15/12/1992 | 09/06/2002 | Gold |
| COMMUNICATION ADVERTISING & MARKETING EDUCATION FOUNDATION | 00977606 | 24/05/1995 | 05/07/2000 | Gold |
| HISTORY OF ADVERTISING TRUST(THE) | 01354445 | 13/05/2008 | 04/01/2023 | Silver |
| JICRIT LIMITED | 03460035 | 20/09/2006 | 22/10/2018 | Gold |
| RADIO MARKETING BUREAU LIMITED | 02669041 | 14/01/1994 | 18/11/1999 | Dissolved |
| RADIOCENTRE LIMITED | 02669040 | 04/01/1994 | 18/11/1999 | Bronze |
| THE BROADCAST COMMITTEE OF ADVERTISING PRACTICE LIMITED | 05126412 | 21/02/2010 | 28/03/2014 | Not Trading |
| THE INSTITUTE OF PRACTITIONERS IN ADVERTISING (PRE-CHARTER) | 00221167 | 23/02/2000 | 20/03/2014 | Dissolved |
| UK ONLINE MEASUREMENT COMPANY LTD | 06230742 | 30/04/2007 | 26/11/2008 | Gold |