| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Emcsaatchi Ltd | 04033297 | 10/07/2000 | Dissolved |
| M & C Saatchi Facilities Ltd | 03376196 | 20/05/1997 | Dissolved |
| Newincco 292 Ltd | 04918369 | 31/10/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 42 AND 43 CORNWALL GARDENS MANAGEMENT LIMITED | 02028725 | 30/11/1992 | 19/02/1998 | Gold |
| ADVERTISING ASSOCIATION(THE) | 00211587 | 20/05/2002 | 03/04/2006 | Gold |
| CLEAR IDEAS LIMITED | 04529082 | 02/07/2007 | 01/01/2021 | Gold |
| COOMBE HILL HOLDINGS (1946) LIMITED | 00405949 | 11/11/2001 | 04/11/2007 | Gold |
| CREATIVE AND CULTURAL INDUSTRIES LIMITED | 05122855 | 04/04/2005 | 22/10/2009 | Dissolved |
| Equator U K Ltd | 00701457 | 01/03/1994 | 09/01/1995 | Dissolved |
| LIDA LIMITED | 03860916 | 05/07/2000 | 01/01/2021 | Silver |
| LONDON PHILHARMONIC ORCHESTRA LIMITED | 00357059 | 31/12/1992 | 15/02/1993 | Silver |
| M&C SAATCHI (UK) LIMITED | 03003693 | 21/06/1995 | 01/01/2021 | One Red Flag |
| M&C SAATCHI EUROPEAN HOLDINGS LIMITED | 05982868 | 21/12/2006 | 01/01/2021 | Amber |
| M&C SAATCHI EXPORT LIMITED | 03920028 | 28/06/2000 | 01/01/2021 | Bronze |
| M&C SAATCHI GERMAN HOLDINGS LIMITED | 06227163 | 22/11/2007 | 01/01/2021 | One Red Flag |
| M&C SAATCHI MARKETING ARTS LIMITED | 03357727 | 29/04/1997 | 01/01/2021 | Dissolved |
| M&C SAATCHI MARKETING ARTS LIMITED | 03357727 | 29/04/1997 | 01/01/2021 | Dissolved |
| M&C SAATCHI SPORT & ENTERTAINMENT LIMITED | 03306364 | 17/01/1997 | 01/01/2021 | One Red Flag |
| M&C SAATCHI TALK LIMITED | 04239240 | 18/07/2001 | 01/01/2021 | Silver |
| M&C SAATCHI WMH LIMITED | 03457658 | 12/11/1997 | 01/01/2021 | Dissolved |
| M&C SAATCHI WORLDWIDE LIMITED | 02999983 | 21/06/1995 | 01/01/2021 | Bronze |
| SAATCHI & SAATCHI GROUP LTD | 00231824 | 27/03/1991 | 09/01/1995 | Amber |
| THE INSTITUTE OF PRACTITIONERS IN ADVERTISING (PRE-CHARTER) | 00221167 | 18/04/1996 | 21/04/2005 | Dissolved |