| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Japan 2001 Ltd | 03841463 | 14/09/1999 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BLAKENHAM WOODLAND GARDEN(THE) | 01784059 | 19/07/1991 | 08/01/2018 | Bronze |
| BRITISH TRUST FOR ORNITHOLOGY(THE) | 00357284 | 01/01/2002 | 31/12/2005 | Gold |
| DICKINSON TRUST LIMITED(THE) | 00214811 | 17/12/1991 | 07/12/1994 | Silver |
| ENDSLEIGH FISHING CLUB LIMITED | 00713122 | 11/10/1997 | 13/10/2012 | Amber |
| FINANCIAL TIMES GROUP LIMITED | 00879531 | 18/05/1991 | 02/04/1993 | Silver |
| FINANCIAL TIMES LIMITED(THE) | 00227590 | 18/05/1992 | 02/04/1993 | Amber |
| LAZARD & CO., LIMITED | 00162175 | 20/04/1992 | 02/05/1997 | Silver |
| MEPC (1946) LIMITED | 00420575 | 30/01/1993 | 01/08/1998 | Silver |
| NEWSTRAID CUSTODIAN TRUSTEE LIMITED | 00855821 | 30/04/1991 | 04/05/1995 | Dissolved |
| PEARSON MANAGEMENT SERVICES LIMITED | 00096263 | 10/04/1992 | 25/02/1997 | Two Red Flags |
| PEARSON PLC | 00053723 | 22/05/1992 | 02/05/1997 | Silver |
| PEARSON SERVICES LIMITED | 01341060 | 26/01/1993 | 25/02/1997 | Silver |
| RBG KEW ENTERPRISES LIMITED | 02798886 | 20/04/1993 | 05/04/2004 | Bronze |
| SUSSEX WILDLIFE TRUST | 00698851 | 30/11/1991 | 11/10/2003 | Gold |
| THE FOUNDATION AND FRIENDS OF THE ROYAL BOTANIC GARDENS, KEW | 02499006 | 02/12/1997 | 16/01/2008 | Gold |
| THE PEOPLE'S LOTTERY HOLDING COMPANY LIMITED | 03936661 | 28/02/2000 | 27/12/2001 | Not Trading |
| THE PEOPLE'S LOTTERY LIMITED | 03197794 | 28/02/2000 | 27/12/2001 | Not Trading |
| UNITED KINGDOM - JAPAN 21ST CENTURY GROUP | 02042768 | 03/08/1991 | 28/08/2003 | Gold |
| WHITEHALL TRUST LIMITED | 00156543 | 23/04/1992 | 02/05/1997 | Dissolved |