| Andrew Blair Mcphillips | Director | 19 Aug 1999 | 3 Sept 2001 | British | 58 years |
| Angela South | Director | 25 Nov 1996 | 8 Feb 1999 | British | 63 years |
| Ann Elizabeth Watling | Director | 1 Apr 1995 | 29 May 1998 | British | 68 years |
| Anthony Michael James Halsey | Secretary | 1 Aug 1991 | 1 Jan 2002 | British | - |
| Bruce Gordon Walker | Director | 1 Aug 1991 | 26 Aug 1993 | British | 70 years |
| Bruce Gordon Walker | Director | 15 Feb 1995 | 21 Mar 2002 | British | 70 years |
| Colin John Rogers | Director | 15 Feb 1993 | 1 Jun 1993 | British | 69 years |
| Colin John Rogers | Director | 29 Feb 1996 | 31 Oct 1996 | British | 69 years |
| Darren Paul Dancey | Director | 20 Jul 2017 | 21 Feb 2018 | British | 52 years |
| David Andrew Huggett | Director | 8 Nov 2010 | 21 Jun 2012 | British | 63 years |
| David John Marchant | Director | 9 Sept 2019 | 31 Oct 2025 | British | 61 years |
| David Peter Darby | Director | 15 Feb 1993 | 29 Feb 1996 | British | 75 years |
| David Peter Darby | Director | 25 Apr 2005 | 19 Jan 2011 | British | 75 years |
| Deborah Ann Aplin | Director | 5 Jan 2009 | 14 Sept 2015 | British | 62 years |
| Dennis Florence Mccarthy | Director | 12 Nov 1991 | 10 Nov 1995 | British | 83 years |
| Duncan John Cooper | Director | 9 Sept 2019 | 30 Nov 2023 | British | 46 years |
| Duncan John Marshall Cumberland | Director | 6 Jan 2003 | 31 Oct 2007 | British | 53 years |
| Edward Hamer Creber | Director | 1 Aug 1991 | 26 Jun 2000 | British | 77 years |
| Edward Stjohn Ridgers | Director | 20 Mar 1995 | 28 Apr 1998 | British | 88 years |
| Eric William Foulds | Director | 5 Jan 2000 | 31 Oct 2003 | British | 78 years |
| Gregory Charles Ketteridge | Director | 5 Jan 2009 | 29 Oct 2010 | British | 67 years |
| Gregory Ingleton | Director | 1 Nov 2002 | 24 Oct 2003 | British | 67 years |
| Gregory Sean Cezair | Director | 18 May 1998 | 1 Dec 1999 | British | 58 years |
| Helen Devy | Director | 1 May 2003 | 31 Oct 2004 | British | 57 years |
| Howard Keene Miller | Director | 15 Feb 1993 | 25 Nov 1996 | British | 67 years |
| Iain Duncan Mcpherson | Director | 2 Jan 2008 | 11 Jul 2008 | British | 52 years |
| James Haydn Moody | Director | 5 Jan 2009 | 9 Aug 2013 | British | 53 years |
| Jan Miroslaw Czezowski | Director | 1 Nov 1991 | 26 Jun 2000 | British | 78 years |
| John Callcutt | Director | 1 May 1995 | 23 Jan 2001 | British | 78 years |
| Jon Dyson | Director | 25 Apr 2000 | 31 Oct 2004 | British | 66 years |
| Kevin John Martin Doyle | Director | 3 Nov 2003 | 27 Jan 2004 | British | 81 years |
| Kevin Maguire | Secretary | 1 Nov 2008 | 18 Aug 2023 | Other | - |
| Michael John Freshney | Director | 1 Aug 1991 | 29 Jun 1995 | British | 82 years |
| Nicholas Stanley Davies | Director | 1 Nov 1997 | 1 Oct 2005 | British | 72 years |
| Nigel Christopher Tinker | Director | 10 Apr 2008 | 31 Dec 2019 | British | 65 years |
| Nigel Govan Davies | Director | 12 Nov 1991 | 10 Nov 1995 | British | 80 years |
| Nigel Mark Styles | Director | 7 Dec 1998 | 14 Apr 2000 | British | 62 years |
| Patrick Joseph Bergin | Director | 30 Jun 2006 | 26 Mar 2019 | British | 59 years |
| Paul Callcutt | Director | 1 Feb 2002 | 31 Mar 2009 | British | 76 years |
| Peter Jeremy Bowden | Director | 15 Feb 1993 | 30 Sept 2002 | British | 64 years |
| Peter Martin Sebry | Director | 29 Sept 2003 | 11 Jul 2008 | British | 69 years |
| Philippa Aklexandra Bugby | Director | 9 May 2005 | 11 Jul 2008 | British | 61 years |
| Raymond Thomas Reeve | Director | 1 Aug 1991 | 15 Feb 1995 | British | 72 years |
| Rex John Whittaker | Director | 1 Nov 1997 | 16 Jun 2000 | British | 68 years |
| Richard George Woods | Director | 17 Feb 2000 | 4 May 2001 | British | 75 years |
| Robert Lee Allen | Director | 20 Jul 2017 | 16 Oct 2018 | British | 54 years |
| Robin Patrick Hoyles | Director | 25 Nov 2011 | 8 Nov 2019 | British | 71 years |
| Simon Philip Banfield | Director | 11 Oct 2004 | 11 Jul 2008 | British | 61 years |
| Simon Timothy Wilkins | Director | 15 Feb 1999 | 24 Jun 2002 | British | 58 years |
| Stephen John Mogford | Director | 22 Oct 2003 | 30 Jun 2006 | British | 78 years |
| Stephen Patrick Evans | Director | 1 Jan 2011 | 30 Jun 2016 | British | 64 years |
| Stephen Stone | Director | 23 Jan 2001 | 3 Jan 2006 | British | 71 years |
| Stephen Stone | Director | 10 Apr 2008 | 21 May 2019 | British | 71 years |
| Stevan Usher | Director | 15 Feb 1993 | 1 Jul 1993 | British | 67 years |
| Steve Keith Jones | Director | 19 Jan 2004 | 28 Jan 2009 | British | 66 years |
| Thomas Marshall Nicholson | Director | 9 Sept 2019 | 27 May 2022 | British | 60 years |
| Timothy Mark Beale | Director | 4 Jan 2016 | 29 Apr 2016 | British | 49 years |
| William George Hague | Secretary | 1 Jan 2002 | 3 Oct 2008 | British | - |
| William Irwyn Evans | Director | 1 Nov 1997 | 31 Oct 2003 | British | 67 years |