| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| HAT SERVICES LIMITED | 05823280 | 19/05/2006 | Dissolved |
| Highair Ltd | 04319266 | 06/12/2001 | Dissolved |
| MARTIN, RAYMOND & PARTNERS LIMITED | 06333364 | 03/08/2007 | Dissolved |
| Next Door Management Ltd | 04190805 | 30/03/2001 | Dissolved |
| STUART AND PARTNERS ( LONDON) LIMITED | 07791093 | 29/09/2011 | Dissolved |
| Scala Management Ltd | 03452528 | 23/10/1997 | Dissolved |
| Speed 6567 Ltd | 03074048 | 30/06/1996 | Dissolved |
| WHERE LIMITED | 06483594 | 25/01/2008 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CADRAN SERVICES LIMITED | 02173193 | 02/11/2009 | 31/10/2020 | Bronze |
| COLLETT, DICKENSON, PEARCE UK ADVERTISING LIMITED | 00654550 | 22/10/1992 | 30/04/1995 | Dissolved |
| Causehot Ltd | 01532540 | 12/10/1992 | 30/04/1995 | Dissolved |
| Collett Dickenson Pearce & Partners Ltd | 01023302 | 17/08/1992 | 30/04/1995 | Dissolved |
| DENTSU MCGARRYBOWEN UK LTD. | 01786541 | 15/08/1992 | 30/04/1995 | Dissolved |
| HAT PIN PLC | 03209877 | 10/06/1996 | 09/08/2001 | Dissolved |
| MEDIAHEAD COMMUNICATIONS LIMITED | 02829531 | 24/09/1993 | 06/12/1993 | Dissolved |
| SHARP IMAGE CREATIVE SERVICES LIMITED | 01528229 | 15/08/1994 | 30/04/1995 | Dissolved |
| SPARK EMOTIONS LIMITED | 04809384 | 07/02/2005 | 31/07/2012 | Amber |
| Speed 6567 Ltd | 03074048 | 10/07/1995 | 30/06/1996 | Dissolved |
| WHITE DOOR CONSULTING LIMITED | 04809311 | 24/06/2003 | 15/01/2009 | Bronze |