| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 360 MENTOR MARCOMS & INVESTMENTS LIMITED | 05307776 | 01/09/2012 | Gold |
| 360 MI LIMITED | 10947266 | 05/09/2017 | Dissolved |
| AFAN ENERGY LIMITED | 08980069 | 17/04/2014 | Dissolved |
| ALLIANCE OF INDEPENDENT AGENCIES LTD | 11302087 | 10/04/2018 | Amber |
| GLOBAL MUSICALS LIMITED | 10675061 | 03/12/2019 | Silver |
| MENTOR MARKETING & INVESTMENTS LIMITED | 04169740 | 09/02/2002 | Dissolved |
| MISH LONDON LIMITED | 09349688 | 04/10/2017 | Dissolved |
| Tower NO8 Llp | OC303972 | 03/04/2003 | Dissolved |
| Uk FS3 Llp | OC303810 | 02/04/2003 | Dissolved |
| WOLF BRAND EXPERIENCE LIMITED | 08540188 | 31/07/2014 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AFAN SOLAR LIMITED | 08528222 | 14/05/2013 | 20/12/2013 | Dissolved |
| CATERPILLAR CONSULTANCY LIMITED | 03288329 | 28/10/2002 | 18/08/2003 | Dissolved |
| INTERPUBLIC GLOBAL ADVERTISING SERVICES LIMITED | 03118027 | 09/11/1995 | 22/06/2001 | Dissolved |
| KITCATT NOHR ALEXANDER SHAW LIMITED | 04342369 | 01/01/2003 | 01/03/2011 | Dissolved |
| MARKETING AGENCIES ASSOCIATION LIMITED | 03779878 | 25/05/1999 | 01/05/2005 | Dissolved |
| MARKETING DRIVE GROUP LIMITED | 02320100 | 21/11/1990 | 27/03/2003 | Dissolved |
| MARKETING DRIVE LIMITED | 02191492 | 15/10/1992 | 22/06/2001 | Dissolved |
| MTIVITY LIMITED | 03943617 | 01/08/2006 | 19/05/2009 | Bronze |
| Mdgs Ltd | 02470253 | 14/02/1991 | 22/06/2002 | Dissolved |
| SPRINGER & JACOBY UK HOLDINGS LIMITED | 02663975 | 31/03/1993 | 22/06/2001 | Dissolved |
| THE BIG KICK GROUP LIMITED | 06851382 | 30/07/2014 | 30/03/2024 | One Red Flag |
| THE INSTITUTE OF PROMOTIONAL MARKETING LTD | 00975635 | 19/12/2006 | 01/01/2011 | Silver |
| THE PULSE GROUP LIMITED | 01688725 | 15/11/2015 | 09/01/2018 | Bronze |
| THINK JAM LIMITED | 04947917 | 03/08/2018 | 31/12/2020 | Gold |
| UNDERGROUND BLC LIMITED | 02981183 | 01/06/2002 | 12/02/2004 | Dissolved |