| Adrian John Regan | Director | 6 Feb 2006 | 31 Dec 2006 | British | 59 years |
| Brian James Wilson | Director | 29 Jan 1993 | 31 Dec 1993 | British | 86 years |
| Christopher Carney | Director | 2 May 2008 | 28 Jan 2011 | British | 51 years |
| Clare Patricia Bannister | Director | 29 Jan 1993 | 26 Feb 1993 | British | 59 years |
| Clare Patricia Bannister | Secretary | 29 Jan 1993 | 26 Feb 1993 | British | - |
| Colin Richard Clapham | Director | 31 Oct 2014 | 31 Oct 2019 | British | 80 years |
| David Edward Smith | Director | 28 Jan 2011 | 31 Oct 2014 | British | 57 years |
| Dawn Emma Oliver | Director | 29 Jan 1993 | 26 Feb 1993 | British | 58 years |
| Denis John Meakin | Director | 29 Jan 1993 | 31 Jul 1993 | British | 79 years |
| Donald James Turner | Director | 2 Apr 2001 | 31 Dec 2006 | British | 69 years |
| Graham Peter Bird | Director | 31 Jan 2006 | 31 Dec 2006 | British | 67 years |
| Ian Calvert Sutcliffe | Director | 31 Mar 2006 | 14 Apr 2008 | British | 66 years |
| Ian David Dyke | Director | 1 Jan 1997 | 1 Aug 1997 | British | 66 years |
| James Graham Gear | Director | 17 Mar 1994 | 30 Apr 1999 | British | 88 years |
| James John Jordan | Secretary | 31 Dec 2007 | 6 Feb 2008 | British | - |
| James Phillips | Secretary | 29 Jan 1993 | 1 Mar 1996 | British | - |
| James Phillips | Secretary | 1 Jul 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 Bernard Gainham | Director | 1 Jan 1997 | 31 Jan 2006 | British | 66 years |
| John Symons | Director | 2 Apr 2001 | 1 Oct 2005 | British | 64 years |
| Jonathan Charles Murrin | Director | 3 Jul 2007 | 2 May 2008 | British | 56 years |
| Jonathan Miles Wilson | Director | 2 Apr 2001 | 31 Dec 2006 | British | 58 years |
| Karen Lorraine Atterbury | Secretary | 1 Dec 2009 | 16 Jan 2012 | - | - |
| Katherine Elizabeth Hindmarsh | Secretary | 5 Dec 2016 | 15 Jun 2023 | - | - |
| Katherine Elizabeth Hindmarsh | Director | 31 Oct 2019 | 21 Sept 2023 | British | 36 years |
| Keith Morgan Cushen | Director | 1 Mar 1996 | 31 Dec 2003 | British | 78 years |
| Martin John Rushe | Director | 2 Apr 2001 | 31 Dec 2006 | British | 62 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 Andrew Lonnon | Secretary | 1 Jan 2009 | 1 Dec 2009 | British | - |
| Nicola Amanda Eleanor Hastie | Secretary | 19 Apr 2006 | 31 Dec 2007 | British | - |
| Omolola Olutomilayo Adedoyin | Director | 21 Sept 2023 | 24 Apr 2024 | British | 50 years |
| Omolola Olutomilayo Adedoyin | Secretary | 15 Jun 2023 | 24 Apr 2024 | - | - |
| Pamela Jane Bourne | Director | 1 Jan 1998 | 31 Dec 2006 | British | 74 years |
| Paul Leslie Allen | Director | 29 Mar 1993 | 31 Dec 2000 | British | 76 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 |
| Philip George White | Director | 29 Jan 1993 | 30 Apr 1993 | British | 75 years |
| Raymond Anthony Peacock | Director | 2 May 2008 | 27 Apr 2009 | British | 59 years |
| Roy James Harrison | Director | 18 Apr 1994 | 1 Mar 1996 | British | 78 years |
| Samuel Frank Pickstock | Director | 29 Jan 1993 | 18 Apr 1994 | British | 91 years |
| Stefan Edward Bort | Secretary | 1 Mar 1996 | 1 Jul 2001 | British | - |
| Stephen Adrian Jenkins | Director | 1 Feb 2005 | 3 Jul 2007 | British | 58 years |
| Teresa Adele Evans | Director | 27 Jul 1993 | 1 Mar 1996 | British | 76 years |