| Erik Alexander Steven Porter | Director | 12 Jul 1992 | 30 Jul 1997 | British | 87 years |
| Eunice Ivy Payne | Secretary | 27 Jul 2012 | 25 Feb 2013 | - | - |
| Godfrey Oliver Whitehead | Director | 12 Jul 1992 | 30 Apr 1993 | British | 85 years |
| John Allen | Secretary | 12 Jul 1992 | 5 Sept 1996 | British | - |
| Martyn Robert Frost | Director | 12 Jul 1992 | 1 Dec 1994 | British | 76 years |
| Niall George Campbell | Director | 20 Jun 1997 | 23 Oct 2002 | British | 64 years |
| Nigel Robert Young | Director | 31 Jul 1997 | 30 Nov 2001 | British | 73 years |
| Peter Rose | Director | 7 Feb 1995 | 20 Jun 1997 | British | 68 years |
| Robert James Wetherall | Director | 12 Jul 1992 | 30 Jun 1994 | British | 83 years |
| Robert Scott Martin | Secretary | 5 Sept 1996 | 21 Apr 2004 | British | - |
| Stanley Alan Royall Billiald | Secretary | 19 Nov 2002 | 1 Jul 2009 | Other | - |
| Valerie Francine Anne Teller | Secretary | 1 Jul 2009 | 27 Jul 2012 | British | - |
| William Tame | Director | 22 Jan 2002 | 17 Dec 2014 | British | 72 years |