| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| GOVETT ORIENTAL INVESTMENT TRUST PLC | 00163198 | 19/05/1994 | Dissolved |
| Meghraj Group Ltd | 01913012 | 30/11/1991 | Dissolved |
| R S P B Sales (1992) Ltd | 01553300 | 26/09/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BEDROW PROPERTY LIMITED | 02571267 | 22/02/1992 | 22/02/2000 | Dissolved |
| BERKSHIRE,BUCKINGHAMSHIRE AND OXFORDSHIRE WILDLIFE TRUST | 00680007 | 15/10/1997 | 29/11/2014 | Gold |
| BURMAH CASTROL PENSION FUND TRUSTEE LIMITED | 02539932 | 13/09/1991 | 30/06/2003 | Dissolved |
| BURMAH CASTROL PLC | SC005098 | 22/06/1993 | 23/05/1997 | Silver |
| Blacklands Consultancy Limited | 02494771 | 05/04/1992 | 01/06/2004 | Dissolved |
| Burmah Castrol Pension Fund Investments Ltd | 02514445 | 21/06/1991 | 29/11/1999 | Dissolved |
| CALIBRE AUDIO | 01701585 | 07/12/2001 | 20/06/2011 | Gold |
| DALGETY PENSION TRUST LIMITED | 00566234 | 29/11/1993 | 01/02/2011 | Not Trading |
| Dalgety Investments America Inc | FC013303 | 06/02/1986 | 30/06/1990 | Dissolved |
| ELEMENTIS HOLDINGS LIMITED | 00097878 | 06/06/1992 | 23/02/1998 | Bronze |
| ELEMENTIS PLC | 03299608 | 11/12/1997 | 30/04/1999 | Gold |
| HENDERSON FINANCES. | 01974498 | 30/05/1992 | 12/05/1994 | Dissolved |
| Invesco Convertible Trust Plc | 03070001 | 27/06/1995 | 13/09/2002 | Dissolved |
| JANUS HENDERSON UK (HOLDINGS) LIMITED | 02072534 | 29/05/1992 | 12/05/1994 | Silver |
| Meghraj Bank Ltd | 01071049 | 30/11/1991 | 22/02/2000 | Dissolved |
| PATERSONS PUBLICATIONS LIMITED | SC013725 | 05/09/1990 | 04/06/1992 | Not Trading |
| RSPB SALES LIMITED | 02693778 | 22/04/1992 | 10/09/1996 | Bronze |
| THE WILDFOWL & WETLANDS TRUST | 02882729 | 07/12/1995 | 20/06/2002 | Silver |
| WILDFOWL & WETLANDS TRUST (CONSULTING) LIMITED | 02277255 | 24/07/2002 | 06/07/2019 | Silver |
| WILDFOWL TRUST (HOLDINGS) LIMITED | 00587114 | 04/04/1996 | 04/04/2002 | Amber |