| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| P R C A Evaluation Ltd | 02578168 | 01/05/1991 | Dissolved |
| Ringneck Productions Ltd | 03093662 | 22/08/1995 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| IMPERIAL CANCER RESEARCH FUND TRADING LIMITED | 00913621 | 22/04/1993 | 26/10/1994 | Dissolved |
| NEWSCAST LIMITED | 03786171 | 01/07/2000 | 06/07/2004 | Dissolved |
| OCTOPUS VENTURES LIMITED | 03843058 | 01/11/1999 | 01/11/2005 | Dissolved |
| PUBLIC RELATIONS COMMUNICATIONS ASSOCIATION LIMITED | 00965517 | 08/07/1991 | 06/05/1999 | Bronze |
| PURE DIGITAL MEDIA LIMITED | 02545760 | 04/10/1992 | 01/12/1995 | Dissolved |
| TEL HOLDCO LIMITED | 03796951 | 05/10/1999 | 03/02/2000 | Dissolved |
| THE QUENTIN BELL ORGANISATION LIMITED | 01126163 | 28/05/1992 | 03/11/1998 | Dissolved |
| The Hub Initiative | 03375860 | 05/06/1997 | 11/06/1998 | Dissolved |
| The Wjk Partnership Ltd | 03685111 | 05/10/1999 | 03/02/2000 | Dissolved |