| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BLUE MORWONGS TRADING | 03065573 | 13/08/2001 | Dissolved |
| Banner McBride Ltd | 03242579 | 12/03/2004 | Dissolved |
| COELANCANTH HOLDINGS | 02592145 | 13/08/2001 | Dissolved |
| Combe Wrasse Trading | 03065592 | 13/08/2001 | Dissolved |
| Critical Contact Consulting Ltd | 04400107 | 19/09/2003 | Dissolved |
| Dataset Marlborough Design Limited | 02174292 | 13/08/2002 | Dissolved |
| Dawestyle Limited | 02124385 | 13/08/2001 | Dissolved |
| FITCH DESIGN CONSULTANCY LIMITED | 04638185 | 19/09/2003 | Dissolved |
| GREAVES HALL LIMITED | 01780663 | 13/08/2001 | Dissolved |
| JWT SPORTNET LIMITED | 04078489 | 05/01/2001 | Dissolved |
| Pariplus Ltd | 03711291 | 31/01/2001 | Dissolved |
| RASOR COMMUNICATIONS LIMITED | 01938941 | 13/08/2001 | Dissolved |
| Screen Speak Ltd | 04750841 | 21/07/2003 | Dissolved |
| Swot Plus Ltd | 01929347 | 19/09/2003 | Dissolved |
| The Owl Group Limited | 02407912 | 13/08/2001 | Dissolved |
| Thistle Field Marketing Ltd | SC197695 | 19/09/2003 | Dissolved |
| Tripstock | 02299554 | 13/08/2001 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CAPTIVATE GROUP LIMITED | 04332471 | 02/04/2004 | 01/07/2016 | Bronze |
| CHIME COMMUNICATIONS LIMITED | 01983857 | 02/07/2012 | 31/12/2015 | Gold |
| CHIME HOLDCO LIMITED | 09780116 | 01/01/2016 | 30/06/2016 | Bronze |
| CHIME MIDCO LIMITED | 09780258 | 01/01/2016 | 30/06/2016 | Bronze |
| DESIGN BRIDGE AND PARTNERS WORLDWIDE LIMITED | 04078495 | 05/01/2001 | 29/09/2005 | Silver |
| EVERYSTONE LIMITED | 02333526 | 13/10/2000 | 01/04/2007 | Dissolved |
| GROUPM UK LTD | 04736785 | 18/07/2003 | 21/07/2006 | Silver |
| HYDRATION LIMITED | 09291800 | 03/11/2014 | 01/07/2016 | Dissolved |
| International Presentations Ltd | 03063358 | 07/02/2001 | 01/10/2002 | Dissolved |
| M FOR MEDIA LIMITED | 02594131 | 12/11/1999 | 16/01/2006 | Gold |
| MATTHEW POPPY ADVERTISING LIMITED | 02274304 | 12/11/1999 | 01/10/2006 | Dissolved |
| MAXX MARKETING EUROPE LIMITED | 08246265 | 15/10/2012 | 01/07/2016 | One Red Flag |
| METRO PRODUCTION GROUP LIMITED | 01493471 | 13/10/2000 | 23/07/2002 | Silver |
| MJM CREATIVE SERVICES UK LIMITED | 04078431 | 02/02/2001 | 16/05/2003 | Dissolved |
| OGILVY AND MATHER ADVERTISING LIMITED | 03078668 | 11/07/1995 | 28/09/2000 | Dissolved |
| PRODIGIOUS UK LIMITED | 00294029 | 31/10/2003 | 20/10/2009 | One Red Flag |
| PUBLIC RELATIONS AND INTERNATIONAL SPORTS MARKETING LIMITED | 03711418 | 13/10/2000 | 29/10/2001 | Gold |
| Q LUXURY LIMITED | 09331138 | 27/11/2014 | 01/07/2016 | Dissolved |
| RMS INSTORE LIMITED | 04080263 | 20/11/2001 | 07/12/2005 | Dissolved |
| TEAM NEWS MARKETING SERVICES LTD | 08155354 | 24/07/2012 | 01/07/2016 | Dissolved |
| THE JACK MORTON COMPANY LIMITED | 03297992 | 19/09/2003 | 24/11/2011 | Dissolved |
| The Knowledge Refinery Ltd | 04078554 | 09/02/2001 | 10/01/2003 | Dissolved |
| WAVEMAKER GLOBAL LIMITED | 04078556 | 05/01/2001 | 01/01/2003 | One Red Flag |
| WAVEMAKER LIMITED | 04078547 | 30/11/2001 | 01/01/2003 | Bronze |
| WPP JUBILEE LIMITED | 08286875 | 20/11/2012 | 01/07/2016 | Silver |
| WPP PENNY LIMITED | 08948563 | 19/03/2014 | 11/03/2015 | Dissolved |
| WPP PERCY LIMITED | 08948558 | 19/03/2014 | 01/07/2016 | Dissolved |
| WPP SPHINX LIMITED | 08792747 | 27/11/2013 | 01/07/2016 | Gold |
| ZONZA LIMITED | 08591967 | 01/07/2013 | 01/07/2016 | Dissolved |