| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Derinton Ltd | 02369642 | 27/07/1995 | Dissolved |
| Directfare Ltd | 01308571 | 31/08/1995 | Dissolved |
| Fiveclouds Business Travel Ltd | 02228816 | 31/08/1995 | Dissolved |
| G One Ltd | 01777808 | 31/08/1995 | Dissolved |
| General Arts Ltd | 01666275 | 31/08/1995 | Dissolved |
| Grey Three Ltd | 01588960 | 31/08/1995 | Dissolved |
| Grey Two Ltd | 01906779 | 31/08/1995 | Dissolved |
| H L Y-Grey Direct Ltd | 01180946 | 31/08/1995 | Dissolved |
| Joe Fish Ltd | 03690464 | 26/10/1999 | Dissolved |
| Langham Studio Ltd | 00603023 | 31/08/1995 | Dissolved |
| Retail & Media Services Ltd | 01907985 | 31/08/1995 | Dissolved |
| The Art Co (Network) Ltd | 02522071 | 31/08/1995 | Dissolved |
| Trendfuture Ltd | 02521999 | 31/08/1995 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| APCO WORLDWIDE LIMITED | 02516364 | 14/05/1996 | 13/06/2000 | One Red Flag |
| ART COMPANY (CREATIVE SERVICES) LIMITED(THE) | 01931739 | 31/08/1995 | 13/06/2000 | Dissolved |
| BEAUMONT-BENNETT LIMITED | 02186817 | 31/01/1992 | 06/03/1995 | Dissolved |
| CHELSEA MARKET RESEARCH LIMITED | 02139739 | 10/06/1997 | 13/06/2000 | Dissolved |
| CREATIVE STRATEGY LIMITED | 02282899 | 17/05/1994 | 13/06/2000 | Dissolved |
| Cobalt Brand Development Ltd | 03850485 | 16/11/1999 | 30/04/2001 | Dissolved |
| Cobalt Holdings Plc | 03983014 | 11/05/2000 | 01/03/2002 | Dissolved |
| GCI GROUP LIMITED | 02434742 | 15/01/1996 | 13/06/2000 | Dissolved |
| GCI LONDON LIMITED | 01269264 | 31/08/1995 | 13/06/2000 | Dissolved |
| GCI UK LIMITED | 02626313 | 05/01/1996 | 13/06/2000 | Dissolved |
| GHG ACCESS LIMITED | 01253995 | 16/08/1996 | 13/06/2000 | Dissolved |
| GREY ADVERTISING LIMITED | 00539916 | 01/03/1995 | 13/06/2000 | Gold |
| GREY COMMUNICATIONS GROUP LIMITED | 01795794 | 01/02/1996 | 13/06/2000 | Gold |
| GREY DIRECT LIMITED | 01908998 | 24/04/1996 | 13/06/2000 | Dissolved |
| GREY ENTERTAINMENT AND MEDIA LIMITED | 02520420 | 31/08/1995 | 13/06/2000 | Dissolved |
| GREY GB LIMITED | 02475406 | 31/08/1995 | 13/06/2000 | Dissolved |
| GREY GLOBAL GROUP (UK) LIMITED | 03664479 | 18/12/1998 | 13/06/2000 | Silver |
| GREY GROUP SERVICES LIMITED | 01819631 | 31/08/1995 | 13/06/2000 | Dissolved |
| GREY HEALTHCARE LONDON LIMITED | 02058138 | 24/04/1996 | 13/06/2000 | Dissolved |
| GREY LONDON LIMITED | 02499268 | 31/08/1995 | 13/06/2000 | Dissolved |
| GREY MIDLANDS LIMITED | 02499827 | 31/08/1995 | 13/06/2000 | Dissolved |
| GREY NETWORK LIMITED | 02126910 | 31/08/1995 | 13/06/2000 | Dissolved |
| GREY NT LIMITED | 02098789 | 17/04/1996 | 13/06/2000 | Dissolved |
| GREY TECHNOLOGY SERVICES LIMITED | 00856829 | 31/08/1995 | 13/06/2000 | Dissolved |
| GREY WORLDWIDE LIMITED | 00932147 | 02/10/1992 | 13/06/2000 | Dissolved |
| GREYCOM LIMITED | 01864844 | 31/08/1995 | 13/06/2000 | Dissolved |
| Gci Digital Communications Ltd | 02893597 | 07/02/1996 | 13/06/2000 | Dissolved |
| Gci Pr Ltd | 02816724 | 31/08/1995 | 13/06/2000 | Dissolved |
| HILTON ADVERTISING LIMITED | 00756971 | 31/08/1995 | 13/06/2000 | Dissolved |
| Intercampaigns Ltd | 02874398 | 17/02/1994 | 02/10/1996 | Dissolved |
| M S W Group Ltd | 02839474 | 14/09/1995 | 05/03/1998 | Dissolved |
| MODULE COMMUNICATIONS GROUP LIMITED | 02252717 | 31/08/1995 | 13/06/2000 | Dissolved |
| MOONRAID LIMITED | 00702897 | 22/04/1996 | 13/06/2000 | Dissolved |
| Mgarr Ltd | 02499769 | 31/08/1995 | 13/06/2000 | Dissolved |
| RWG LIMITED | 00722208 | 25/10/1995 | 13/06/2000 | Dissolved |
| Rrb Consulting Ltd | 04219129 | 18/05/2001 | 14/03/2002 | Dissolved |
| Rrb Consulting Ltd | 04219129 | 18/05/2001 | 14/03/2002 | Dissolved |
| TELEBINGO LIMITED | 02104534 | 31/08/1995 | 13/06/2000 | Dissolved |
| THE BRAND FUTURES CONSULTANCY LIMITED | 02111818 | 31/08/1995 | 13/06/2000 | Dissolved |
| THE MEDIA BUSINESS LIMITED | 02522081 | 29/04/1996 | 13/06/2000 | Dissolved |
| THE WALKER AGENCY LIMITED | 02814178 | 26/08/1994 | 03/01/1997 | Gold |
| TWW GROUP LIMITED | 02481989 | 31/08/1995 | 13/06/2000 | Amber |
| Yellow M (C S) Ltd | SC142488 | 22/03/1994 | 30/09/1996 | Dissolved |