| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| B S Communique Ltd | 01612730 | 23/10/1991 | Dissolved |
| Broad Street Attitudes Ltd | 01792517 | 18/04/1993 | Dissolved |
| Broad Street Investment Research Ltd | 02216827 | 13/08/1991 | Dissolved |
| Dorkheim Ltd | 05916932 | 17/11/2006 | Dissolved |
| Furnival Marketing Services Ltd | 02180571 | 04/10/1992 | Dissolved |
| GROVE TERRACE MEWS LIMITED | 03863176 | 21/01/2000 | Gold |
| Gdp Ltd | 01857946 | 23/10/1991 | Dissolved |
| Markham Arts Ltd | 02103114 | 31/03/1992 | Dissolved |
| Markham Public Relations Ltd | 02103488 | 31/03/1992 | Dissolved |
| Media Project Development Ltd | 01703052 | 31/03/1992 | Dissolved |
| Pandahurst Limited | 02571047 | 02/01/1993 | Dissolved |
| Profile Political Relations Ltd | 01802898 | 27/03/1991 | Dissolved |
| SHARKEY ASSOCIATES LIMITED | 03573832 | 15/09/1998 | Dissolved |
| The Markham Group Ltd | 02040796 | 31/03/1992 | Dissolved |
| Timbuktu Services Ltd | 03917016 | 10/05/2000 | Dissolved |
| YES IN MAY 2011 LIMITED | 07328856 | 05/08/2010 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Ad-Air Group Plc | 03828522 | 05/03/2007 | 29/06/2008 | Dissolved |
| Bpm | 02261876 | 25/05/1992 | 31/12/1994 | Dissolved |
| Broad Street Group | 00522562 | 11/08/1991 | 31/12/1994 | Dissolved |
| CDM EUROPE LIMITED | 01077287 | 20/06/1992 | 31/12/1995 | Bronze |
| FALLOWBUSH | 02314220 | 01/08/1992 | 31/12/1994 | Dissolved |
| FTI CONSULTING GROUP LIMITED | 01656428 | 23/10/1992 | 31/12/1994 | Amber |
| HANSARD SOCIETY LIMITED | 04332105 | 05/03/2007 | 10/09/2019 | Amber |
| HI-TEC SPORTS LIMITED | 01159203 | 01/06/1993 | 01/06/1995 | Amber |
| Matrix Communications Consultancy Ltd | 02684797 | 16/03/1992 | 23/04/1993 | Dissolved |
| Miller & Leeves Ltd | 02262298 | 31/12/1991 | 16/09/1993 | Dissolved |
| Miller & Leeves W A H T Ltd | 01472167 | 31/12/1990 | 10/06/1992 | Dissolved |
| Powerchannel Europe Plc | 03632372 | 03/04/2000 | 08/11/2001 | Dissolved |
| Profile Corporate Communications Ltd | 01582636 | 23/10/1991 | 02/02/1993 | Dissolved |
| Summertime Communications | 02521983 | 13/07/1991 | 10/11/1997 | Dissolved |
| Summertime Communications | 02521983 | 13/07/1991 | 09/04/1998 | Dissolved |
| TEQUILA UK | 02677234 | 07/12/1992 | 31/12/1994 | Not Trading |
| Waht Direct Ltd | 02139861 | 31/12/1991 | 16/09/1993 | Dissolved |