| Adrian Paul Jones | Director | 10 Feb 2016 | 31 Oct 2019 | British | 54 years |
| Alan Edward Arnaud | Director | 1 Oct 1992 | 30 Jan 2002 | British | 84 years |
| Andrew William Saul | Director | 1 Jun 2000 | 14 Nov 2006 | British | 65 years |
| Anita Suzanne Harris | Director | 25 Jul 2012 | 31 Jan 2022 | British | 51 years |
| Anthony Charles Hoslin | Director | 1 Apr 2006 | 2 Feb 2008 | British | 74 years |
| Anthony John Mitchell | Director | 4 Jan 1993 | 6 Apr 1995 | British | 82 years |
| Bethan Melges | Secretary | 16 Jul 2015 | 9 Sept 2019 | - | - |
| Brian Gibbins | Director | 1 Oct 1992 | 4 Jan 1993 | British | 84 years |
| Brian Rodney Palmer | Director | 1 Oct 1992 | 30 Apr 2001 | British | 86 years |
| Bryan Martin Diggins | Director | 1 May 2001 | 12 Dec 2002 | British | 65 years |
| David James Myers | Director | 13 Mar 2003 | 15 Mar 2008 | British | 73 years |
| David John Cox | Director | 22 Nov 2004 | 19 Aug 2005 | British | 57 years |
| David John Cox | Secretary | 22 Nov 2004 | 19 Aug 2005 | British | - |
| David John Durey | Director | 13 Mar 2003 | 24 Oct 2016 | British | 75 years |
| David Parr | Director | 9 Oct 2007 | 30 Nov 2015 | British | 71 years |
| David Rainford | Director | 13 Mar 2003 | 31 Dec 2006 | British | 80 years |
| Deborah Pamela Hamilton | Secretary | 30 Jun 2011 | 22 Sept 2014 | - | - |
| Geoffrey Robert Burn | Director | 1 Oct 1992 | 19 Nov 2004 | British | 77 years |
| Geoffrey Robert Burn | Secretary | 1 Oct 1992 | 19 Nov 2004 | British | - |
| Graham Alexander Shennan | Director | 2 Apr 2001 | 31 May 2002 | British | 71 years |
| Ian Stuart Mackintosh | Director | 1 Mar 2013 | 30 Nov 2017 | British | 61 years |
| Jagbinder Singh Paddam | Director | 21 Oct 2016 | 31 Mar 2017 | British | 67 years |
| John Dodds | Director | 1 Oct 1992 | 2 Apr 2001 | British | 81 years |
| John Dodds | Director | 28 May 2002 | 13 Mar 2003 | British | 81 years |
| John Reginald Bradley | Director | 1 Oct 1992 | 22 Mar 1998 | British | 77 years |
| John Roger Edwards | Director | 25 Jul 2012 | 22 Jan 2016 | British | 60 years |
| Kevin Donald Cottam | Director | 3 Oct 2005 | 31 May 2012 | British | 74 years |
| Lisa Oxley | Director | 1 Sept 2021 | 1 Jul 2023 | British | 52 years |
| Mark Russell Pengelly | Director | 14 Aug 2018 | 31 Dec 2023 | British | 62 years |
| Matthew Armitage | Secretary | 18 Dec 2014 | 16 Jul 2015 | - | - |
| Michael Paul Sheffield | Director | 16 Mar 1998 | 1 Apr 2010 | British | 65 years |
| Mohamed Soyabe Ebrahim Mulla | Director | 1 Jul 2019 | 25 Aug 2023 | British | 46 years |
| Neil Alan Pates | Director | 16 Mar 1998 | 1 Dec 2003 | British | 70 years |
| Nigel Robert Quelch | Director | 30 Nov 2017 | 1 Jul 2023 | British | 64 years |
| Paul Douglas Woodman | Director | 9 Mar 2011 | 6 Jul 2017 | British | 61 years |
| Peter Henry Hubert Mcmeekin | Director | 1 Oct 1992 | 2 Apr 2001 | British | 88 years |
| Peter Thomas Bimson | Director | 24 Jan 2008 | 1 Jul 2023 | British | 71 years |
| Philip Charles Anthony Suter | Director | 1 Jul 2018 | 31 Aug 2021 | British | 42 years |
| Philip Henry Gray | Director | 1 Oct 1995 | 31 Dec 2003 | British | 77 years |
| Philip Higgins | Secretary | 9 Sept 2019 | 24 Sept 2021 | - | - |
| Philip John Cave | Director | 8 Apr 2002 | 5 Dec 2012 | British | 65 years |
| Raymond Gorringe | Director | 12 Sept 1996 | 31 Jan 1998 | British | 81 years |
| Richard Anthony Haller | Director | 1 Oct 1992 | 2 Apr 2001 | British | 79 years |
| Richard Anthony Haller | Director | 13 Mar 2003 | 31 Dec 2005 | British | 79 years |
| Robert Alan Williams | Director | 1 Apr 1997 | 30 Apr 2000 | British | 80 years |
| Roger Gerald Wood | Director | 1 Oct 1992 | 20 Oct 1996 | British | 82 years |
| Sean David Fenner | Director | 15 Aug 2018 | 23 Feb 2022 | British | 53 years |
| Sean Francis Jeffery | Director | 9 Mar 2011 | 21 Nov 2018 | British | 60 years |
| Stephen Bowcott | Director | 1 Apr 2010 | 27 Apr 2015 | English | 71 years |
| Stephen Mckinley Fullen | Director | 28 Apr 2010 | 4 Jan 2013 | British | 60 years |
| Timothy Paul Davies | Director | 19 Aug 2005 | 30 Apr 2015 | British | 69 years |
| Timothy Paul Davies | Secretary | 19 Aug 2005 | 30 Jun 2011 | British | - |
| Tom William Tagg | Director | 1 Oct 1999 | 1 Apr 2016 | British | 69 years |