| Alistair Clifton Kennedy | Director | 18 Oct 1995 | 8 Nov 1996 | British | 69 years |
| Barry Peter Perrin | Director | 3 Aug 1998 | 20 Oct 2000 | British | 63 years |
| Brian Roland Walker | Director | 30 Jun 2005 | 26 Mar 2008 | British | 71 years |
| David Lynn Rhys Harris | Director | 18 Oct 1995 | 31 Dec 1997 | British | 84 years |
| David Peter Darcy | Director | 20 Oct 2000 | 13 Jun 2008 | British | 77 years |
| David Wilkinson Cawthra | Director | 13 Apr 1991 | 30 Sept 1991 | British | 83 years |
| Douglas Watt Kilpatrick | Director | 1 Aug 1992 | 18 Oct 1995 | British | 90 years |
| Douglas Watt Kilpatrick | Secretary | 13 Apr 1994 | 3 Jul 1995 | British | - |
| Ewan Thomas Anderson | Director | 30 May 2014 | 14 Apr 2015 | British | 60 years |
| Francis Declan Finbar Tempany Mccormack | Director | 1 Aug 1992 | 18 Oct 1995 | Irish | 71 years |
| Gregory William Mutch | Secretary | 1 Feb 2013 | 30 Sept 2015 | - | - |
| Haro Moushegh Bedelian | Director | 30 Nov 1994 | 31 Oct 1998 | British | 83 years |
| Hendrik Van Es | Director | 18 Oct 1995 | 8 Nov 1996 | British | 81 years |
| Hendrik Van Es | Director | 15 Sept 1997 | 28 Aug 2014 | British | 81 years |
| Ian Carroll | Director | 13 Apr 1991 | 30 Nov 1994 | British | 93 years |
| James Leonard Holland | Secretary | 18 Oct 1995 | 13 Apr 1996 | British | - |
| James Leslie | Secretary | 13 Apr 1991 | 31 Dec 1991 | British | - |
| John Stewart Barron | Director | 20 Oct 2000 | 30 Jun 2014 | British | 69 years |
| Lawrence Anthony Hoskins | Director | 8 Nov 1996 | 28 Jun 2001 | British | 76 years |
| Malwyn Jones | Director | 13 Apr 1991 | 13 Jan 1992 | British | 86 years |
| Michael William Welton | Director | 8 Nov 1996 | 28 Aug 1998 | British | 80 years |
| Nikolas William Weston | Secretary | 3 Jul 1995 | 10 Oct 2006 | British | - |
| Normal Alexander Lees | Director | 13 Apr 1991 | 31 Jul 1992 | British | - |
| Philip Hugh Morris | Secretary | 10 Oct 2006 | 30 Mar 2013 | British | - |
| Robert Lundy | Director | 18 Oct 1995 | 8 Nov 1996 | British | 85 years |
| Simon Charles Kirkpatrick | Director | 14 Apr 2015 | 14 Jun 2019 | British | 48 years |
| Stanley Adrian Sellers | Director | 6 Jan 1997 | 31 May 2005 | British | 77 years |
| Thomas Christopher Parker | Director | 18 Oct 1995 | 30 Jun 2000 | British | 87 years |