| Alun Hughes Griffiths | Director | 4 Feb 2010 | 30 Jul 2014 | British | 72 years |
| Amanda Jane Emilia Massie | Secretary | 7 Feb 2000 | 15 Sept 2004 | British | - |
| Andrew John Lewis | Director | 27 May 2003 | 18 May 2005 | British | 61 years |
| Anthony Douglas Roche | Director | 13 Nov 1995 | 17 Nov 1995 | British | 83 years |
| Anthony Fletcher | Director | 18 Mar 2002 | 6 Mar 2006 | British | 68 years |
| Ashley Louise Gerrard | Secretary | 4 Nov 2016 | 28 Sept 2017 | - | - |
| Catherine Elizabeth Lindsay | Secretary | 4 Nov 2016 | 28 Sept 2017 | - | - |
| David Garth Griffin-smith | Director | 24 May 1995 | 1 Apr 1996 | British | 81 years |
| David James Tonkin | Director | 18 May 2005 | 31 Oct 2009 | British | 64 years |
| David Saunders | Director | 5 Nov 2001 | 15 Jan 2007 | British | 75 years |
| David Stuart James | Director | 1 Apr 1996 | 22 Jun 2000 | British | 81 years |
| George Ernest Marchant | Director | 26 May 1995 | 1 Apr 1996 | British | 83 years |
| Graham Jeffrey Clench | Director | 4 Nov 2002 | 15 Jan 2007 | British | 80 years |
| Heath Stewart Drewett | Director | 19 Jun 2009 | 15 Dec 2017 | British | 60 years |
| Helen Alice Baker | Secretary | 1 Jan 2008 | 4 Nov 2016 | British | - |
| Ian Robert Purser | Director | 15 Jul 2004 | 30 Jun 2011 | British | 75 years |
| James Anthony Cuming | Director | 1 Apr 1996 | 4 Nov 2002 | British | 83 years |
| James Constantine Stuart Mcclean | Director | 18 Nov 2005 | 24 Mar 2006 | British | 67 years |
| John Laurence Doyle | Director | 1 Apr 1996 | 1 Aug 2000 | British | 81 years |
| Katie Charmian David | Secretary | 5 Aug 2002 | 4 Nov 2002 | British | - |
| Michael Donnelly | Director | 3 Jul 2000 | 4 Nov 2002 | British | 78 years |
| Peter Graham Hewett | Director | 24 May 1995 | 26 Mar 1996 | British | 78 years |
| Peter Graham Hewett | Secretary | 24 May 1995 | 26 Mar 1996 | British | - |
| Peter Hugh Nelson | Director | 3 Jul 2000 | 4 Nov 2002 | British | 82 years |
| Peter Leonard Busby | Director | 13 May 1996 | 31 Mar 2000 | British | 86 years |
| Philip Stephen James Davis | Secretary | 9 May 2005 | 30 Sept 2007 | British | - |
| Ralph Anthony Porter | Director | 22 Mar 1996 | 1 Apr 1996 | British | 95 years |
| Ralph Anthony Porter | Secretary | 26 Mar 1996 | 1 Apr 1996 | British | - |
| Richard Howarth Tomalin | Secretary | 1 Apr 1996 | 28 Mar 2002 | British | - |
| Richard Webster | Director | 1 Jan 2012 | 31 Aug 2017 | British | 52 years |
| Richard Webster | Secretary | 4 Nov 2002 | 4 Nov 2016 | British | - |
| Robert James Macleod | Director | 27 May 2003 | 19 Jun 2009 | British | 62 years |
| Stephen Robert Billingham | Director | 27 May 2003 | 24 Aug 2004 | British | 68 years |
| Steven Johnson | Director | 1 Jul 2011 | 30 Nov 2011 | British | 77 years |
| Thomas Ostle Monkhouse | Director | 26 May 1995 | 1 Apr 1996 | British | 88 years |
| Victoria Elizabeth Hames | Secretary | 15 Sept 2004 | 3 Jan 2005 | British | - |