| Andrew Timothy Dean | Director | 7 Nov 2005 | 12 Jan 2017 | British | 61 years |
| Barry Keith Morris | Director | 25 Apr 1995 | 19 Dec 2003 | British | 77 years |
| Barry Keith Morris | Secretary | 1 Nov 1997 | 26 Oct 1999 | British | - |
| Brian Weatherill | Director | 4 Feb 2004 | 1 Oct 2005 | British | 78 years |
| Brian Willian Hurd | Director | 1 May 2002 | 30 Sept 2003 | United Kingdom | 64 years |
| Christopher George Ide | Director | 24 Apr 1992 | 1 Nov 1997 | British | 76 years |
| Dale Fleet | Director | 7 Jul 1998 | 30 Apr 2002 | British | 63 years |
| David Bleazard | Director | 30 Sept 1993 | 20 Jul 1999 | British | 94 years |
| David Bleazard | Secretary | 24 Apr 1992 | 29 Jun 1992 | British | - |
| David Frederick Adams | Director | 25 Jul 2002 | 30 Apr 2005 | British | 79 years |
| David Paul Biddulph | Director | 8 Aug 2005 | 24 Oct 2005 | British | 63 years |
| Dennis Arthur Hewitt | Director | 1 Jul 2004 | 12 Aug 2014 | British | 89 years |
| Duncan Henry Heald | Director | 1 Aug 2004 | 31 Mar 2006 | British | 50 years |
| Elizabeth Blanche Milvain | Secretary | 31 Dec 2005 | 5 Mar 2009 | British | - |
| Geoffrey Heywood | Director | 24 Apr 1992 | 29 Jun 1992 | British | 110 years |
| Graham Trill | Director | 30 Sept 2003 | 29 Apr 2005 | British | 65 years |
| Henry Clarke | Director | 24 Apr 1992 | 29 Jun 1992 | British | 97 years |
| Jane Susan Boorman | Secretary | 26 Oct 1999 | 31 Dec 2005 | British | - |
| Jeremy Coleridge Hills | Secretary | 29 Jun 1992 | 1 Nov 1997 | British | - |
| Joan Eccles | Director | 24 Apr 1992 | 30 Sept 1993 | British | 102 years |
| John Paul Henry Russell Smith | Director | 14 Apr 1997 | 7 Jan 2000 | British | 57 years |
| John Richard Cowell | Director | 18 May 1994 | 30 Jun 1998 | British | 67 years |
| Joseph Sean Silcock | Director | 18 May 1994 | 31 May 2004 | British | 60 years |
| Mark Polden | Director | 1 Oct 2005 | 12 Jan 2017 | British | 64 years |
| Neil Daniel Mccarthy | Director | 14 Jul 2000 | 17 Nov 2003 | British | 66 years |
| Norman Peterson | Director | 20 Jul 1999 | 6 Apr 2004 | British | 94 years |
| Paris Stavrinidis | Director | 16 Nov 2004 | 10 Jan 2017 | British | 70 years |
| Richard Edward Keith Greenfield | Director | 18 Apr 2005 | 31 Dec 2007 | British | 70 years |
| Richard Michael Thomas | Director | 4 Feb 2004 | 7 Sept 2004 | British | 62 years |
| Sandra Norman | Director | 24 Apr 1992 | 20 May 1994 | British | 76 years |
| Shamira Mohammed | Director | 12 Jan 2017 | 30 Sept 2017 | British | 58 years |
| Steven Robert Burnett | Director | 29 Jun 1992 | 14 Apr 1997 | British | 70 years |
| Steven Robert Burnett | Director | 1 Nov 1997 | 30 Apr 2002 | British | 70 years |
| Thomas Howard Harker | Director | 18 May 1994 | 17 Feb 1995 | British | 70 years |
| Thomas Mcintosh | Director | 29 Jun 1992 | 4 Jan 1994 | British | 75 years |