| Andrew Crawford Brown | Director | 1 Jan 1998 | 16 Nov 2001 | British | 60 years |
| Andrew Timothy Styles | Director | 6 Dec 2001 | 31 May 2002 | British | 63 years |
| Brian John Bassett | Director | 17 Apr 1992 | 30 Apr 1996 | British | 74 years |
| Christopher Carney | Director | 2 May 2008 | 28 Jan 2011 | British | 51 years |
| Colin Richard Clapham | Director | 31 Oct 2014 | 19 Dec 2019 | British | 80 years |
| David Edward Smith | Director | 28 Jan 2011 | 31 Oct 2014 | British | 57 years |
| Denise Elizabeth Brunt | Director | 1 Jan 1999 | 31 Dec 2001 | British | 58 years |
| Denise Elizabeth Brunt | Secretary | 1 Jul 1997 | 7 Nov 2001 | British | - |
| Emma Louise Freeman | Director | 1 Jun 2006 | 31 Dec 2006 | British | 51 years |
| Eric William Grove | Director | 17 Apr 1992 | 22 Jul 1996 | British | 95 years |
| Francis Mark Tiplady | Director | 17 Apr 1992 | 16 Nov 2001 | British | 75 years |
| Fraser Scott Ranson | Director | 10 Dec 2001 | 30 Jun 2004 | British | 60 years |
| Graeme James Dodds | Director | 1 Apr 2004 | 31 Dec 2006 | British | 66 years |
| Graeme Reid Mccallum | Director | 17 Apr 1992 | 1 Oct 2001 | British | 78 years |
| Ian Calvert Sutcliffe | Director | 31 Mar 2006 | 14 Apr 2008 | British | 66 years |
| Ian John Laight | Director | 1 Dec 2001 | 31 Jul 2004 | British | 66 years |
| Ian Mcnicol Douglas | Director | 1 Oct 1996 | 30 Apr 1999 | British | 83 years |
| Ian Michael White | Director | 1 May 1996 | 30 Nov 2001 | British | 65 years |
| James Albert Hiscock | Director | 16 Sept 2002 | 2 Jul 2004 | British | 68 years |
| James John Jordan | Secretary | 31 Dec 2007 | 6 Feb 2008 | British | - |
| James Phillips | Secretary | 7 Nov 2001 | 19 Apr 2006 | British | - |
| Jennifer Canty | Director | 24 Apr 2024 | 30 Sept 2025 | British | 32 years |
| Jennifer Canty | Secretary | 24 Apr 2024 | 30 Sept 2025 | - | - |
| John Edward Wraeg | Director | 2 Aug 1994 | 1 May 1997 | British | 76 years |
| John Philip Cosgrave | Director | 17 Apr 1992 | 16 Nov 2001 | British | 67 years |
| Jonathan Charles Murrin | Director | 3 Jul 2007 | 2 May 2008 | British | 56 years |
| Karen Lorraine Atterbury | Secretary | 1 Jan 2009 | 16 Jan 2012 | British | - |
| Katherine Elizabeth Hindmarsh | Secretary | 5 Dec 2016 | 5 Jul 2023 | - | - |
| Katherine Elizabeth Hindmarsh | Director | 19 Dec 2019 | 20 Sept 2023 | British | 36 years |
| Keith Morgan Cushen | Director | 1 Oct 2001 | 31 Dec 2003 | British | 78 years |
| Malcolm Llewellyn Bagshaw | Director | 17 Apr 1992 | 16 Nov 2001 | British | 79 years |
| Michael Andrew Lonnon | Secretary | 16 Jan 2012 | 5 Dec 2016 | - | - |
| Michael Andrew Lonnon | Director | 17 Jul 2015 | 9 Dec 2024 | British | 68 years |
| Michael Kenneth Roberts | Director | 15 Apr 2002 | 31 May 2004 | British | 58 years |
| Neil Mcdougall | Secretary | 17 Apr 1992 | 2 Oct 1995 | British | - |
| Nicola Amanda Eleanor Hastie | Secretary | 19 Apr 2006 | 31 Dec 2007 | British | - |
| Omolola Olutomilayo Adedoyin | Director | 20 Sept 2023 | 24 Apr 2024 | British | 50 years |
| Omolola Olutomilayo Adedoyin | Secretary | 5 Jul 2023 | 24 Apr 2024 | - | - |
| Paul Howard Higginbottom | Director | 1 Jan 1998 | 31 Dec 2001 | British | 70 years |
| Peter Anthony Carr | Director | 24 Apr 2008 | 30 Sept 2011 | British | 71 years |
| Peter Anthony Carr | Secretary | 6 Feb 2008 | 1 Jan 2009 | British | - |
| Peter Robert Andrew | Director | 27 Apr 2009 | 17 Jul 2015 | British | 66 years |
| Peter Timothy Redfern | Director | 1 Feb 2004 | 31 Mar 2006 | British | 55 years |
| Raymond Anthony Peacock | Director | 1 Apr 2004 | 31 Dec 2006 | British | 59 years |
| Raymond Anthony Peacock | Director | 2 May 2008 | 27 Apr 2009 | British | 59 years |
| Richard John Cook | Director | 1 Dec 2001 | 1 Apr 2004 | British | 54 years |
| Richard John Woolsey | Director | 1 Feb 2006 | 31 Dec 2006 | British | 53 years |
| Ronald William Baird | Director | 1 Oct 2001 | 28 Feb 2005 | British | 66 years |
| Simon Robert Burrows | Director | 2 Oct 1995 | 1 Jun 1998 | British | 63 years |
| Simon Robert Burrows | Secretary | 2 Oct 1995 | 1 Jul 1997 | British | - |
| Stanley Mills | Director | 17 Apr 1992 | 31 Oct 2001 | British | 77 years |
| Stephen Adrian Jenkins | Director | 1 Feb 2005 | 3 Jul 2007 | British | 58 years |
| Stephen Edmund Wielebski | Director | 3 Jul 2000 | 16 Nov 2001 | British | 73 years |
| Stewart Ian Crompton | Director | 17 Apr 1992 | 26 Jul 1996 | British | 79 years |
| Terry Victor Flower | Director | 17 Apr 1992 | 31 Oct 1992 | British | 78 years |
| Timothy Hough | Director | 1 May 1996 | 31 Aug 2001 | British | 68 years |