| Antony Marris | Director | 7 Dec 1991 | 27 Jun 2001 | British | 77 years |
| Charles John Eld | Director | 7 Dec 1991 | 24 Jul 1998 | British | 74 years |
| Christopher James Wilkins | Director | 27 Jun 2001 | 30 Sept 2004 | British | 80 years |
| Christopher Malcolm Ford | Director | 1 Jan 1994 | 27 Aug 2001 | British | 68 years |
| Daren Clive Lowry | Secretary | 30 Jan 2004 | 12 Nov 2015 | British | - |
| David Barry Hindle Livingstone | Director | 7 Dec 1991 | 24 Jan 1992 | British | 81 years |
| David Humphrey Griffith | Director | 24 Jan 1995 | 16 Oct 1998 | British | 90 years |
| Elizabeth Anne Thorpe | Secretary | 25 Sept 2002 | 30 Jan 2004 | British | - |
| Herbert William James Morrell | Director | 7 Dec 1991 | 3 Mar 1992 | British | 111 years |
| Ian George Coote | Director | 14 Aug 1998 | 27 Aug 2001 | British | 69 years |
| Maria Rita Buxton Smith | Secretary | 5 Jul 1994 | 25 Sept 2002 | British | - |
| Maxine Frances Drabble | Secretary | 7 Dec 1991 | 10 Feb 1992 | British | - |
| Michael Peacock | Director | 7 Dec 1991 | 27 Feb 1998 | British | 80 years |
| Michael Simmonds | Director | 24 Jul 1998 | 13 Apr 1999 | British | 82 years |
| Nicholas Arthur Surtees Wormald | Director | 24 Jan 1992 | 1 Jan 1994 | British | 70 years |
| Nicola Jane Fenton | Secretary | 10 Feb 1992 | 15 Jan 1993 | British | - |
| Robert Norman Carew Franklin | Secretary | 9 Nov 1993 | 5 Jul 1994 | British | - |
| Russell William Fairhurst | Director | 19 Feb 2003 | 12 Nov 2015 | British | 63 years |
| Sadia Chinery-hesse | Secretary | 15 Jan 1993 | 9 Nov 1993 | British | - |
| Simon Charles Barratt | Director | 27 Jun 2001 | 12 Nov 2015 | British | 67 years |
| Stuart William Weeks | Secretary | 19 Nov 2003 | 8 Sept 2005 | British | - |
| William Stewart Leyland | Director | 24 Jan 1992 | 5 Dec 1994 | British | 104 years |