| Albert Peter Bowyer | Director | 9 May 1991 | 30 May 2000 | British | 76 years |
| Albert Peter Bowyer | Secretary | 1 Jul 1997 | 30 May 2000 | British | - |
| Alexander Michael Comba | Director | 22 Oct 2008 | 22 Dec 2014 | British | 73 years |
| Andrew Robert Johnson | Secretary | 1 Jun 2000 | 1 Jun 2001 | British | - |
| Andrew Stuart Cunningham Church | Secretary | 9 May 1991 | 12 Feb 1993 | British | - |
| Anthony Oliver Bickerstaff | Director | 18 Jul 2001 | 9 Mar 2006 | British | 62 years |
| Christopher Carl Brennan | Director | 7 Jan 2019 | 20 Dec 2022 | British | 57 years |
| Crispin Alexander Rowell | Director | 31 Oct 2003 | 19 Dec 2006 | British | 68 years |
| Crispin Alexander Rowell | Director | 19 Dec 2006 | 2 Feb 2007 | British | 68 years |
| David Douglas Percival White | Director | 5 Apr 2000 | 18 Jul 2001 | British | 76 years |
| Denis James Anthony Mac Daid | Director | 15 Mar 1999 | 5 Apr 2000 | British | 82 years |
| Derek William Fryer | Director | 9 May 1991 | 5 Apr 2000 | British | 74 years |
| George Henry Restall | Director | 19 Dec 2006 | 22 Oct 2008 | British | 56 years |
| Gerald James Beers | Director | 9 May 1991 | 31 Dec 1996 | British | 92 years |
| Gordon Malcolm Knight | Director | 9 May 1991 | 5 Apr 1995 | British | 84 years |
| Jean-pierre Pierre Bonnet | Director | 22 Dec 2014 | 7 Jan 2019 | British | 70 years |
| John David Patman | Director | 9 May 1991 | 27 Jun 2001 | British | 80 years |
| John Ives | Director | 9 May 1991 | 28 Feb 1995 | British | 80 years |
| John Mckenna | Director | 9 May 1991 | 4 Nov 1992 | Irish | 89 years |
| John Reginald Smith | Director | 1 Aug 1996 | 31 May 1998 | British | 87 years |
| Mairi Fiona Hammond | Secretary | 1 Oct 1993 | 18 Mar 1994 | British | - |
| Michael Andrew Lonnon | Secretary | 1 Jun 2001 | 9 Sept 2008 | British | - |
| Michael Gordon Hinge | Director | 9 May 1991 | 1 Mar 1996 | British | 79 years |
| Michael Prokopiou | Director | 9 May 1991 | 19 May 1995 | British | 86 years |
| Nicholas John Field | Director | 1 Aug 1996 | 30 Mar 1998 | British | 70 years |
| Peter Humphrey English | Director | 9 May 1991 | 6 Sept 1996 | British | 87 years |
| Peter Peers Davies | Secretary | 15 Feb 1993 | 1 Oct 1993 | British | - |
| Peter Peers Davies | Secretary | 18 Mar 1994 | 16 Dec 1994 | British | - |
| Raymond Edward Brian Shine | Director | 5 Apr 2000 | 31 Oct 2003 | British | 80 years |
| Robert Arthur Howson | Director | 9 May 1991 | 14 Mar 1996 | British | 80 years |
| Robert Stephen Shed | Director | 15 Mar 1999 | 5 Apr 2000 | British | 73 years |
| Timothy Peach | Director | 1 Aug 1996 | 31 Oct 2008 | British | 68 years |
| Valerie Jean Horsman | Secretary | 16 Dec 1994 | 1 Jul 1997 | British | - |