| Bruce James Stanley Till | Director | 1 Feb 1993 | 1 Dec 1994 | British | 60 years |
| Bruce Mayo | Director | 30 Jun 1994 | 3 May 2002 | British | 84 years |
| Christopher Michael Spearing | Director | 25 Apr 2016 | 23 Jan 2017 | British | 71 years |
| David Ernest Palmer | Director | 1 Dec 1994 | 20 Aug 1995 | British | 91 years |
| Hamish Bruce Nichol | Director | 17 Jun 1992 | 30 Jun 1994 | British | 81 years |
| Hamish Bruce Nichol | Secretary | 1 Mar 1993 | 17 Aug 1993 | British | - |
| Henry Steven Willox | Director | 21 Apr 1991 | 1 Feb 1993 | British | 76 years |
| Henry Steven Willox | Director | 30 Jun 1994 | 23 Jan 1996 | British | 76 years |
| Henry Steven Willox | Secretary | 21 Apr 1991 | 1 Mar 1993 | British | - |
| Herrikos Emmanuel Depollas | Director | 19 Aug 2002 | 20 Oct 2014 | Greek / British | 75 years |
| Joanna Maria Field | Secretary | 27 Jan 2015 | 31 Mar 2017 | - | - |
| Keith John Howells | Director | 25 Mar 2003 | 23 Jan 2017 | British | 73 years |
| Kevin John Stovell | Director | 20 Aug 1995 | 14 Apr 2000 | British | 74 years |
| Marjorie Eva Lynn | Secretary | 10 Oct 1997 | 27 Jan 2015 | British | - |
| Martin Robert Hornsby | Director | 5 May 2000 | 15 Jul 2011 | British | 75 years |
| Michael David Haigh | Director | 23 Jan 2017 | 1 Nov 2019 | British | 66 years |
| Michael James Grundy | Director | 20 Oct 2014 | 31 Dec 2015 | British | 72 years |
| Michael John Selby | Director | 21 Apr 1991 | 1 Feb 1993 | British | 82 years |
| Michael Orlando Blackburn | Director | 10 Oct 1997 | 29 Oct 2003 | British | 81 years |
| Peter Black | Director | 15 Jul 2011 | 22 Feb 2017 | British | 75 years |
| Peter James Carden | Director | 23 Jan 2017 | 1 Jul 2020 | British | 68 years |
| Philip Charles Gregory | Secretary | 15 Mar 1996 | 10 Oct 1997 | British | - |
| Richard Angus Law | Director | 21 Apr 1991 | 17 Jun 1992 | British | 82 years |
| Robin Bretten Fox | Director | 20 Aug 1995 | 13 Oct 1997 | British | 83 years |
| Stephanie Mary Dewey | Director | 1 Feb 1993 | 1 Dec 1994 | British | 73 years |
| Stephanie Mary Dewey | Secretary | 17 Aug 1993 | 1 Dec 1994 | British | - |
| William Gregor Desson | Secretary | 1 Dec 1994 | 15 Mar 1996 | British | - |