| Alexander Lindsay Davidson | Director | 28 Feb 1992 | 3 Sept 2001 | British | 80 years |
| Alexander William Leys | Director | 3 Apr 2006 | 1 Jan 2009 | British | 80 years |
| Anthony Brian Hill | Director | 13 Jan 1997 | 31 Jul 2005 | British | 79 years |
| Carol Lesley Adlard-dixon | Director | 1 May 1997 | 29 Dec 2004 | British | 57 years |
| David Broadhurst | Director | 4 Oct 1993 | 31 Oct 2000 | British | 71 years |
| Edward Paul Glynn | Director | 28 Feb 1992 | 28 Apr 2006 | British | 78 years |
| Fiona Shaw | Director | 31 Mar 2008 | 18 Mar 2010 | British | 55 years |
| Glenn Foster | Director | 11 Sept 1995 | 2 Jun 2006 | British | 67 years |
| Ian Grahame Park | Director | 28 Feb 1992 | 15 May 1995 | British | 91 years |
| Joanne Louise Glynn | Director | 30 Oct 2006 | 3 May 2010 | British | 56 years |
| John Philip Aldridge | Director | 23 Jan 1995 | 10 Jan 1997 | British | 88 years |
| Jonathan Abraham James Persent | Director | 28 Feb 1992 | 10 Sept 1995 | British | 69 years |
| Kerrel Edward Wills | Director | 28 Feb 1992 | 12 Mar 1995 | British | 79 years |
| Kevin Joseph Beatty | Director | 3 Sept 2001 | 24 Aug 2004 | British | 69 years |
| Martyn John Hindley | Director | 1 Feb 2005 | 24 Oct 2008 | British | 64 years |
| Matthew James Page | Director | 30 Dec 2012 | 22 May 2015 | British | 58 years |
| Michael Denis Lowe | Director | 28 Feb 1992 | 18 Oct 1996 | British | 72 years |
| Michael Keith Perch | Director | 1 Jan 1997 | 1 Oct 2000 | British | 69 years |
| Michael Paul Pelosi | Director | 15 May 1995 | 21 Mar 2011 | British | 73 years |
| Michael Reginald Norton | Director | 2 Apr 2001 | 4 Jul 2005 | British | 62 years |
| Michelle Ann Kemp | Director | 3 May 2010 | 1 Feb 2012 | British | 63 years |
| Paul Kevin Michael Kearney | Director | 1 Mar 2004 | 27 Oct 2006 | British | 68 years |
| Paul Simon Collins | Director | 30 Dec 2012 | 29 Apr 2016 | English | 67 years |
| Paul Simon Collins | Secretary | 14 Oct 1996 | 29 Apr 2016 | British | - |
| Phillip Anthony Inman | Director | 24 Oct 2008 | 8 Jul 2011 | British | 56 years |
| Robert Gillespie | Director | 28 Sept 1998 | 22 Aug 2008 | British | 72 years |
| Roland Edmondson Glass | Secretary | 28 Feb 1992 | 11 Oct 1996 | British | - |
| Sarah Irvine | Director | 3 May 2005 | 2 Jun 2006 | British | 55 years |
| Stephen Anderson Dixon | Director | 28 Feb 1992 | 21 Jan 2002 | British | 68 years |
| Stephen Andrew Auckland | Director | 21 Mar 2011 | 30 Dec 2012 | British | 71 years |
| Steven James Hall | Director | 8 Aug 2005 | 1 Feb 2012 | British | 60 years |
| Timothy John Kitchen | Director | 16 Jan 1995 | 1 Mar 2004 | British | 71 years |