| Andrea Moira Penman | Director | 29 Sept 1993 | 31 Aug 1997 | British | 65 years |
| Anthony Braine | Director | 19 Dec 2006 | 4 May 2011 | British | 69 years |
| Anthony William Adams | Director | 14 Nov 1996 | 28 Feb 2007 | British | 73 years |
| Barry Chester Winfield | Director | 29 Sept 1993 | 30 Jun 2010 | British | 78 years |
| Beverley Christine Walker | Director | 1 Feb 2006 | 31 Mar 2009 | British | 57 years |
| Charles John Middleton | Director | 31 Jul 2019 | 31 Mar 2022 | British | 60 years |
| Christopher Michael John Forshaw | Director | 19 Dec 2006 | 4 May 2011 | British | 77 years |
| Christopher Michael John Forshaw | Secretary | 30 Mar 1992 | 17 Dec 1992 | British | - |
| Cyril Metliss | Director | 28 Sept 2000 | 14 Jul 2006 | British | 103 years |
| Daniel Barclay Sweeney | Director | 25 Jul 1989 | 4 Oct 1994 | British | 75 years |
| David John Camp | Director | 10 Sept 1992 | 15 Jan 1996 | British | 69 years |
| David Michael Blackburn | Director | 30 Mar 1992 | 21 Aug 1992 | British | 89 years |
| Elaine Gail Frazer | Director | 1 Apr 2000 | 31 Dec 2016 | British | 68 years |
| Eugene Francis Doyle | Director | 29 Sept 1993 | 31 Mar 1996 | Irish | 69 years |
| George Douglas Lilley | Director | 13 Jul 2005 | 1 May 2008 | British | 67 years |
| Graham Charles Roberts | Director | 19 Dec 2006 | 4 May 2011 | British | 68 years |
| James Ross Murray | Director | 30 Mar 1992 | 1 Nov 1994 | British | 82 years |
| John Harry Weston Smith | Director | 19 Mar 2001 | 14 Jul 2006 | British | 94 years |
| John Harvey Iddiols | Director | 14 Nov 1996 | 30 Jun 2007 | British | 80 years |
| John Sutherland | Director | 23 Nov 1994 | 31 Mar 2003 | British | 92 years |
| Jonathan Paul Hallam | Director | 29 Sept 1993 | 29 Sept 1993 | British | 65 years |
| Jonathan Paul Hallam | Secretary | 17 Dec 1992 | 18 Oct 1995 | British | - |
| Jonathan Peter Darwen Sharpe | Director | 2 Jun 2014 | 6 Jan 2017 | British | 64 years |
| Jonathan Peter Darwen Sharpe | Director | 13 Nov 2017 | 5 Feb 2020 | British | 64 years |
| Kathryn Mansfield | Director | 26 Nov 2014 | 6 Jan 2017 | British | 54 years |
| Laurie Jay Linnette Tweedale | Director | 22 Nov 2019 | 6 Jun 2021 | British | 50 years |
| Lucinda Margaret Bell | Director | 19 Dec 2006 | 4 May 2011 | British | 62 years |
| Lucinda Margaret Bell | Director | 6 Jan 2017 | 13 Nov 2017 | British | 62 years |
| Mark Richard Manning | Director | 22 Sept 2009 | 31 Jul 2019 | British | 56 years |
| Michael Ian Gunston | Director | 14 Nov 1996 | 31 Jan 2007 | British | 82 years |
| Ndiana Ekpo | Secretary | 30 Apr 2009 | 6 Dec 2016 | Other | - |
| Neill Forbes Maclaine | Director | 1 Apr 2000 | 11 Apr 2025 | British | 63 years |
| Nicholas Keith Bates | Director | 12 Apr 1995 | 16 May 1996 | British | 64 years |
| Nick Taunt | Director | 18 Mar 2022 | 22 Dec 2023 | British | 40 years |
| Nigel James Cavers Turnbull | Director | 10 Sept 1992 | 27 Jan 1993 | British | 83 years |
| Paul Denis Rivlin | Director | 30 Mar 1992 | 31 Mar 1995 | British | 74 years |
| Paul Hughes | Secretary | 18 Oct 1995 | 31 Jan 1997 | British | - |
| Peter Courtenay Clarke | Director | 20 Sept 2005 | 16 Aug 2010 | British | 60 years |
| Peter Courtenay Clarke | Secretary | 31 Jan 1997 | 5 Sept 2000 | British | - |
| Peter Kershaw | Director | 30 Mar 1992 | 30 Oct 1992 | British | 73 years |
| Polly Plunket-checkemian | Director | 21 Feb 2017 | 21 Sept 2018 | British | 60 years |
| Prudence Elizabeth Redfern | Director | 30 Mar 1992 | 30 Apr 1992 | British | 77 years |
| Rebecca Jane Scudamore | Secretary | 5 Sept 2000 | 30 Apr 2009 | Other | - |
| Richard Karl Fischer | Director | 1 Feb 2006 | 17 Apr 2014 | British | 55 years |
| Richard Kyle Nield | Director | 21 Feb 2017 | 31 Mar 2025 | British | 61 years |
| Robert Lockhart Fisher | Director | 1 Apr 1997 | 31 Dec 2018 | British | 62 years |
| Robert Samuel Flood | Director | 29 Sept 1993 | 31 Mar 2010 | Irish | 78 years |
| Roy Matthew Dantzic | Director | 10 Sept 1992 | 29 Sept 1993 | British | 82 years |
| Sarah Morrell Barzycki | Director | 19 Dec 2006 | 4 May 2011 | British | 68 years |
| Shenol Adam | Director | 30 Mar 1992 | 27 Feb 2001 | British | 80 years |
| Stephanie Handley | Director | 21 Feb 2017 | 5 Sept 2018 | British | 58 years |
| Stephen Alan Michael Hester | Director | 7 Jan 2005 | 15 Nov 2008 | British | 66 years |
| Stephen Paul Smith | Director | 4 May 2011 | 28 Feb 2013 | British | 73 years |
| Stephen Paul Walters | Director | 30 Mar 1992 | 28 Jan 1994 | British | 92 years |
| Steven Whyman | Director | 1 Mar 2010 | 13 Jul 2018 | British | 64 years |
| Stuart Anthony Lipton | Director | 30 Mar 1992 | 30 Mar 1995 | British | 84 years |
| Timothy Andrew Roberts | Director | 28 Feb 2013 | 2 Jun 2014 | British | 62 years |
| Xavier Christian Dominic Walker | Director | 21 Feb 2017 | 18 Oct 2019 | British | 59 years |