| Adrian Colin Farnell | Director | 28 Mar 1995 | 4 Oct 2004 | British | 65 years |
| Alan Gilbert Outten | Director | 2 May 1992 | 25 Jun 1992 | British | 93 years |
| Alastair Keith Camp | Director | 14 Jun 2006 | 11 Jul 2007 | British | 70 years |
| Allan Robert Foad | Director | 25 Nov 1994 | 26 May 2004 | British | 77 years |
| Amanda Walker | Secretary | 29 Jun 1995 | 10 Sept 1996 | British | - |
| Andrew Charles Wild | Director | 14 Jun 2006 | 28 May 2008 | British | 56 years |
| Anna Macdonald Samuelsson | Secretary | 10 Sept 1996 | 14 Mar 1997 | British | - |
| Anne Therese Downey | Director | 15 Sept 2004 | 30 Jun 2017 | British | 62 years |
| Anthony David Gourlay | Director | 24 Feb 1993 | 31 May 2002 | British | 73 years |
| Anthony David Gourlay | Secretary | 24 Apr 1997 | 10 Sept 1997 | British | - |
| Ashley Graham Sylvester | Director | 15 Sept 2004 | 30 Sept 2024 | British | 62 years |
| Brian Addison Carte | Director | 16 Sept 1992 | 29 Jun 1995 | British | 83 years |
| Brian Charles Hassell | Director | 2 May 1992 | 31 May 1994 | British | 94 years |
| Brian John Wyndham Lewis | Director | 12 Dec 2002 | 30 Sept 2007 | British | 81 years |
| Brian Lees Goldthorpe | Director | 2 May 1992 | 16 Sept 1992 | British | 93 years |
| Brian Patrick Morrish | Director | 2 May 1992 | 16 Dec 1992 | British | 90 years |
| Christopher Roger Halliwell | Director | 2 May 1992 | 25 Apr 2000 | British | 71 years |
| David Charles Welsh | Director | 7 Sept 1998 | 20 Mar 2003 | British | 77 years |
| David Harry Mead | Director | 10 Oct 2001 | 26 Sept 2002 | British | 65 years |
| David Henry Arnold Harrison | Director | 2 May 1995 | 31 Jul 2001 | British | 84 years |
| David James Ellis | Director | 16 Sept 1992 | 28 Jun 1994 | British | 67 years |
| David William Gilman | Director | 2 May 1992 | 30 Sept 2016 | British | 74 years |
| Duncan John Rowberry | Director | 12 Dec 2007 | 30 Jun 2008 | British | 67 years |
| Edward Paul Lester | Director | 2 May 1992 | 28 Apr 1993 | British | 76 years |
| Edward Paul Lester | Director | 27 Jan 1994 | 30 Oct 2003 | British | 76 years |
| Eion Arthur Mcmorran Flint | Director | 11 Sept 2001 | 4 Dec 2002 | British | 74 years |
| Frank Avis Silcock | Director | 2 May 1992 | 23 Jun 1993 | British | 92 years |
| George Alexander Grant | Director | 31 Dec 2002 | 30 Jun 2008 | British | 65 years |
| George Armstrong | Director | 10 Sept 1997 | 19 Sept 2000 | British | 89 years |
| Gordon John Curd | Director | 28 Mar 1995 | 17 Jul 2002 | British | 78 years |
| Gordon Stuart Forsyth | Director | 2 May 1992 | 28 Mar 1995 | British | 76 years |
| Graham Roland Huxley | Director | 28 Mar 1995 | 31 Dec 2002 | British | 69 years |
| Ian Angus Moseley | Director | 5 Mar 2003 | 1 Apr 2006 | British | 60 years |
| Ian Angus Moseley | Director | 20 Sept 2006 | 11 Jul 2007 | British | 60 years |
| Ian Michael Roy Goswell | Director | 8 Dec 2004 | 31 Dec 2023 | British | 67 years |
| Jeffrey William Alexander Smyth | Director | 15 Sept 2004 | 14 Aug 2009 | British | 65 years |
| Joanne Caroline Pentland | Secretary | 23 Sept 2005 | 3 Nov 2015 | British | - |
| Joanne Caroline Pentland | Director | 1 Jun 2015 | 31 Dec 2022 | British | 67 years |
| John Anthony Lyons | Director | 6 Jun 2000 | 31 Dec 2002 | British | 80 years |
| John Dalrymple Callender | Director | 23 Jun 1993 | 31 Mar 2006 | British | 76 years |
| John Dalrymple Callender | Director | 3 Jul 2006 | 30 Jun 2008 | British | 76 years |
| John David Stuart | Director | 19 Sept 2007 | 30 Jun 2008 | British | 63 years |
| John Douglas Purdy | Director | 16 Dec 1992 | 31 Dec 1998 | British | 89 years |
| John Edward Yardley | Director | 24 Feb 1993 | 31 Oct 1996 | British | 82 years |
| John Henry Bishop | Director | 6 Jun 2000 | 30 Jun 2008 | British | 81 years |
| John Lewis Davies | Director | 5 Mar 2003 | 13 Dec 2006 | British | 77 years |
| John Martin Weaving | Director | 28 Jun 1994 | 17 May 1996 | British | 67 years |
| Jonathan Michael Sweetman | Director | 11 Feb 1997 | 24 Jul 2001 | British | 75 years |
| Joseph Hennessy | Director | 3 Jan 2006 | 30 Jun 2008 | British | 84 years |
| Julie Rose Mcmanus | Secretary | 3 Nov 2015 | 31 Jan 2025 | - | - |
| Malcolm James Brookes | Director | 3 Dec 1998 | 10 Oct 2001 | British | 71 years |
| Malcolm Pearson Titchener | Director | 2 May 1992 | 28 Aug 1992 | British | 94 years |
| Martin Edward Powell | Director | 16 Dec 1998 | 9 Jun 1999 | British | 71 years |
| Martin Graham Brown | Director | 2 May 1992 | 15 Jan 1997 | British | 68 years |
| Martyn Yorke | Director | 9 Aug 1999 | 4 Oct 2004 | British | 64 years |
| Michael Anthony Rodrigues | Director | 4 Jul 1994 | 31 Dec 1998 | British | 78 years |
| Michael Edward Lee | Director | 2 May 1992 | 4 Jul 1994 | British | 82 years |
| Michael Hayman Austin | Secretary | 2 May 1992 | 29 Jun 1995 | British | - |
| Michael John Russell-brown | Director | 3 Jan 2006 | 30 Jun 2008 | British | 78 years |
| Michael John Wear | Director | 15 Sept 2004 | 20 Oct 2005 | British | 79 years |
| Michael Keith Betts | Director | 18 Jun 2002 | 31 Mar 2020 | British | 64 years |
| Neil Anthony Johnson | Director | 1 Aug 2001 | 30 Jun 2008 | British | 77 years |
| Nigel Cleator Stead | Director | 12 Jul 2004 | 30 Jun 2008 | British | 77 years |
| Nigel Timothy John Clibbens | Director | 4 Dec 2002 | 30 Jun 2008 | British | 67 years |
| Peter Bernard Miles | Director | 2 May 1992 | 5 Mar 2003 | British | 81 years |
| Peter Edmund Lord | Director | 22 Jan 1999 | 30 Jun 2008 | British | 68 years |
| Phillip Simpson | Director | 15 Sept 2004 | 5 Sept 2005 | British | 72 years |
| Phillip Simpson | Secretary | 10 Sept 1997 | 5 Sept 2005 | British | - |
| Robert Douglas Mackenzie | Director | 19 Sept 2000 | 12 Sept 2001 | British | 78 years |
| Robert George Taylor | Director | 1 Jul 2002 | 6 Aug 2003 | British | 72 years |
| Robin Corner | Director | 6 Jun 2000 | 21 Aug 2001 | British | 85 years |
| Sarah Box | Director | 17 May 1996 | 7 Sept 1998 | British | 71 years |
| Simon Christopher Cotton | Director | 14 Mar 2007 | 30 Jun 2008 | British | 63 years |
| Surrinder Singh Kalirai | Director | 26 Sept 2002 | 15 Mar 2006 | British | 64 years |
| Timothy Peter Newbery | Director | 1 Feb 2016 | 31 Aug 2017 | British | 52 years |
| Timothy Victor Holmes | Director | 3 Dec 2003 | 30 Dec 2005 | British | 74 years |
| Wallace George William Stein | Director | 28 Apr 1993 | 3 Dec 1998 | British | 74 years |
| William Roy Fullelove | Director | 2 May 1992 | 25 Nov 1994 | British | 92 years |