| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| WARWICK CASTLE PARK TRUST LIMITED | 03553339 | 30/04/1998 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AAHC 2 LIMITED | 03300035 | 02/12/1998 | 07/11/1999 | Dissolved |
| ASITE LIMITED | 02004015 | 06/12/2001 | 31/12/2005 | Silver |
| ASITE SOLUTIONS LIMITED | 04040122 | 24/04/2001 | 15/08/2002 | One Red Flag |
| BAA INTERNATIONAL LIMITED | 02423041 | 02/12/1998 | 07/11/1999 | Dissolved |
| BAA LYNTON LIMITED | 03330278 | 01/04/1997 | 07/11/1999 | Gold |
| BORWICK GROUP LIMITED | 05678731 | 22/04/2008 | 28/02/2011 | Dissolved |
| BUSINESSLDN | 02756521 | 08/12/1993 | 29/07/2002 | Silver |
| CANCER RESEARCH TECHNOLOGY LIMITED | 01626049 | 30/09/2002 | 02/06/2004 | Gold |
| CANCER RESEARCH UK | 04325234 | 20/11/2001 | 28/07/2004 | Gold |
| COMMONWEALTH GAMES LONDON 2002 LIMITED | 02882218 | 30/12/1993 | 21/03/1994 | Dissolved |
| COVENTRY HERITAGE AND ARTS TRUST | 06438936 | 20/10/2009 | 31/07/2013 | Dissolved |
| F&C INVESTMENT TRUST PLC | 00012901 | 25/04/1992 | 10/12/1997 | Gold |
| GATWICK AIRPORT LIMITED | 01991018 | 23/07/1992 | 07/11/1999 | Bronze |
| GO INVESTMENT PARTNERS GROUP LLP | OC313189 | 12/10/2006 | 10/06/2014 | Dissolved |
| Graphite Capital Ventures Ltd | 02230409 | 03/04/1991 | 08/03/1994 | Dissolved |
| HARRISON LOVEGROVE & CO. LIMITED | 03839485 | 22/06/2000 | 18/07/2005 | Dissolved |
| HEATHROW AIRPORT LIMITED | 01991017 | 23/07/1991 | 07/11/1999 | Silver |
| HONG KONG ASSOCIATION(THE) | 00703170 | 10/07/2000 | 08/07/2003 | Gold |
| INCHCAPE PLC | 00609782 | 15/06/2000 | 31/12/2005 | Bronze |
| LEGAL & GENERAL GROUP PLC | 01417162 | 30/05/1992 | 13/05/1998 | Bronze |
| LHR AIRPORT SERVICES LIMITED | 03414461 | 02/02/1998 | 07/11/1999 | Silver |
| LHR AIRPORTS LIMITED | 01970855 | 13/08/1991 | 07/11/1999 | Silver |
| LONDON AIRPORTS 1992 LIMITED | 02736819 | 14/09/1992 | 07/11/1999 | Insolvent |
| LONDON AIRPORTS 1993 LIMITED | 02777128 | 24/03/1993 | 07/11/1999 | Dissolved |
| LONDON AIRPORTS LIMITED | 02333108 | 20/07/1991 | 07/11/1999 | Dissolved |
| LYNTON UNLIMITED | 00122413 | 23/07/1992 | 19/03/1999 | Dissolved |
| MANITOWOC GROUP (UK) LIMITED | 00109849 | 14/03/1992 | 01/07/1992 | Gold |
| QINETIQ HOLDINGS LIMITED | 04154556 | 01/07/2001 | 07/05/2002 | Bronze |
| QINETIQ LIMITED | 03796233 | 25/04/2001 | 07/05/2002 | Gold |
| SCOTTISH AIRPORTS LIMITED | SC096637 | 20/02/1991 | 07/11/1999 | Dissolved |
| SEVERN TRENT PLC | 02366619 | 01/10/2004 | 20/07/2010 | Silver |
| SEVERN TRENT WATER LIMITED | 02366686 | 02/03/2007 | 20/07/2010 | Silver |
| STANSTED AIRPORT LIMITED | 01990920 | 23/07/1992 | 07/11/1999 | Silver |
| THE CANCER RESEARCH CAMPAIGN | 00190141 | 22/11/2000 | 27/08/2002 | Not Trading |
| THE CENTRE FOR TOMORROW'S COMPANY | 03164984 | 01/06/1999 | 26/03/2002 | Dissolved |
| THE FINANCIAL REPORTING COUNCIL LIMITED | 02486368 | 01/07/2002 | 30/05/2004 | Silver |
| THE INSTITUTE OF MANAGEMENT | 00441975 | 12/10/1999 | 06/09/2001 | Not Trading |
| THE MARKETING COUNCIL | 03087758 | 13/10/1995 | 12/07/1999 | Not Trading |
| VISIT LONDON LIMITED | 00761149 | 15/09/1993 | 31/12/1997 | Insolvent |
| WORLD TRAVEL AND TOURISM COUNCIL LIMITED | 02506591 | 22/03/1994 | 31/12/1999 | Bronze |