| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A COLLECTED MAN LIMITED | 08929257 | 27/08/2014 | 31/03/2021 | One Red Flag |
| ACCORD MARKETING LIMITED | 03874258 | 07/12/1999 | 30/04/2013 | Bronze |
| ACCORD SEARCH LIMITED | 03925667 | 23/03/2006 | 31/03/2013 | Silver |
| ARTAVIA ADVERTISING LIMITED | 02196772 | 24/11/1997 | 31/03/2013 | Silver |
| BOYNE PUBLICITY LIMITED | 03321277 | 23/08/2006 | 31/03/2013 | Bronze |
| Binary Media Ltd | 03852489 | 01/11/1999 | 17/11/2000 | Dissolved |
| CARBON MUSIC LIMITED | 02658750 | 01/11/1999 | 12/11/2001 | Dissolved |
| CONRAD ADVERTISING LIMITED | 03905170 | 01/04/2000 | 31/03/2013 | Silver |
| FORTHLEASE LIMITED | 03185626 | 16/01/1998 | 31/03/2013 | Silver |
| G&P ADVERTISING LIMITED | 00087352 | 15/12/2000 | 31/03/2013 | Amber |
| GREENLAND INTERACTIVE LIMITED | 02884699 | 31/03/1994 | 30/09/1997 | Dissolved |
| INTRINSIC MEDIA GROUP LIMITED | 02728567 | 16/06/2004 | 31/03/2013 | Silver |
| MEDIA OPTIONS LIMITED | 01653248 | 16/06/2004 | 31/03/2013 | Silver |
| MICHAEL K HOWARD (MILTON KEYNES) LIMITED | 03952424 | 16/06/2004 | 31/03/2013 | Silver |
| MICHAEL K HOWARD (NORTHAMPTON) LIMITED | 03243095 | 16/06/2004 | 31/03/2013 | Silver |
| MICHAEL K HOWARD (SOUTHERN) LIMITED | 04165920 | 16/06/2004 | 31/03/2013 | Silver |
| MICHAEL K HOWARD (THAMES VALLEY) LIMITED | 04227193 | 16/06/2004 | 31/03/2013 | Silver |
| MKH ADVERTISING LIMITED | 03952410 | 16/06/2004 | 31/03/2013 | Silver |
| NETIZEN DIGITAL LIMITED | 00963809 | 18/07/2002 | 31/03/2013 | Silver |
| NETIZEN LIMITED | 02431784 | 15/12/2000 | 31/03/2013 | Silver |
| SENIOR KING COMMUNICATIONS GROUP LIMITED | 01643845 | 16/06/2004 | 31/03/2013 | Amber |
| SENIOR KING INTERACTIVE LIMITED | 03656159 | 16/06/2004 | 31/03/2013 | Silver |
| SENIOR KING LIMITED | 01305903 | 16/06/2004 | 31/03/2013 | Silver |
| SENIOR KING PRINT & DESIGN LIMITED | 03784201 | 16/06/2004 | 31/03/2013 | Silver |
| SENIOR KING SOLUTIONS LIMITED | 02663915 | 16/06/2004 | 31/03/2013 | Silver |
| TOURISM PUBLISHING LIMITED | 04375818 | 13/05/2002 | 31/03/2013 | Silver |
| TRULY ADVERTISING LIMITED | 04771020 | 20/05/2003 | 14/12/2005 | Dissolved |
| Telescope Uk Ltd | 03526130 | 20/04/1998 | 02/08/2001 | Dissolved |
| The Mediawise Partnership Ltd | 03636337 | 22/09/1998 | 29/03/2001 | Dissolved |