| Adrian Paul Fagg | Director | 10 Apr 2003 | 31 Jan 2008 | British | 65 years |
| Andrew David Etall | Director | 14 Mar 1996 | 10 Dec 1996 | British | 61 years |
| Anthony Guthrie | Secretary | 12 Apr 2016 | 3 May 2018 | - | - |
| Bes Trustees Plc | Corporate Director | 8 Mar 2006 | 20 Sept 2016 | United Kingdom | - |
| Carol Elaine Muldoon | Director | 19 Apr 1993 | 16 Dec 1999 | British | 66 years |
| Christine Elizabeth Blanshard | Director | 9 Jan 2003 | 17 Jul 2004 | British | 68 years |
| Christopher Russell Benham | Director | 18 Nov 1999 | 27 Jun 2005 | British | 63 years |
| Colin George Macconnachie | Director | 18 Nov 1999 | 20 Feb 2002 | British | 67 years |
| David Alan Samper | Director | 1 Dec 2016 | 19 Mar 2018 | British | 52 years |
| David Anthony Quarmby | Director | 14 Aug 1992 | 15 Jun 1993 | British | 85 years |
| David Norton Roberts | Director | 14 Aug 1993 | 23 Sept 1999 | British | 71 years |
| Derek Edward Henson | Director | 14 Aug 1992 | 15 Jun 1993 | British | 94 years |
| Duncan John Cooper | Director | 20 Nov 2014 | 20 Sept 2016 | British | 47 years |
| Frederick George Macquillin | Director | 19 Apr 1993 | 23 Sept 1999 | British | 85 years |
| Gary Barton Mountain | Director | 17 Mar 1997 | 31 Jan 2000 | British | 70 years |
| George Agathoclis Christofides | Director | 17 Mar 1997 | 17 Aug 2001 | British | 79 years |
| Hamish Murray Andrew Elvidge | Director | 10 Jan 2006 | 31 Jul 2010 | British | 73 years |
| Hazel Debra Jarvis | Secretary | 31 Mar 2000 | 12 Apr 2016 | British | - |
| Helen Louise Webb | Director | 1 Feb 2008 | 4 Oct 2013 | British | 60 years |
| Ian David Coull | Director | 15 Jun 1995 | 31 Dec 2002 | British | 76 years |
| Ian Downes | Director | 29 Jul 2005 | 13 Feb 2009 | British | 70 years |
| Imelda Walsh | Director | 15 Nov 2001 | 31 Dec 2005 | British | 62 years |
| John Edwin Adshead | Director | 14 Aug 1992 | 28 Feb 2011 | British | 81 years |
| Joseph Harry George Barnes | Director | 14 Aug 1992 | 7 Jul 1993 | British | 96 years |
| Judith Margaret Elizabeth Evans | Director | 23 Sept 1999 | 27 Apr 2001 | British | 78 years |
| Kaye Yvonne Forrest | Director | 19 Apr 1993 | 8 Mar 1996 | British | 75 years |
| Keith Bowden | Director | 1 Feb 2008 | 1 Mar 2012 | British | 66 years |
| Kirsty Kleczkowski | Director | 9 Jun 2005 | 31 Jan 2008 | British | 56 years |
| Martin Alec Webb | Director | 15 Nov 2001 | 15 Jul 2005 | British | 72 years |
| Michael Ian Scott | Director | 26 Jun 2013 | 20 Nov 2014 | British | 49 years |
| Michael Ralph Merton | Director | 1 Mar 2011 | 31 May 2018 | British | 75 years |
| Nigel Frederick Matthews | Secretary | 14 Aug 1992 | 14 Jan 1997 | British | - |
| Paul James Bryan | Director | 1 Feb 2008 | 31 May 2009 | British | 53 years |
| Philip Kershaw | Secretary | 14 Jan 1997 | 31 Mar 2000 | British | - |
| Philip William Davies | Secretary | 26 Jun 2012 | 25 Feb 2014 | British | - |
| Rachel Clark | Director | 1 Feb 2020 | 30 Sept 2024 | British | 51 years |
| Richard Andrew Chadwick | Director | 3 Feb 2005 | 26 Mar 2008 | British | 75 years |
| Robert Andre Edwards | Director | 23 Mar 2010 | 24 Sept 2013 | British | 52 years |
| Robert Angus Clark | Director | 14 Aug 1992 | 28 Apr 1995 | British | 92 years |
| Robert Connelly | Director | 7 Mar 2002 | 1 Mar 2012 | British | 72 years |
| Roger John Matthews | Director | 16 Dec 1999 | 3 Feb 2005 | British | 72 years |
| Rosemary Prudence Thorne | Director | 15 Jun 1993 | 26 Nov 1999 | British | 74 years |
| Roy Martin Godfrey | Director | 16 Nov 2000 | 6 Sept 2002 | British | 79 years |
| Sheila Mary Woolley | Director | 19 Apr 1993 | 23 Sept 1994 | British | 79 years |
| Steven Graham Mobbs | Director | 19 Mar 2018 | 31 Mar 2021 | British | 46 years |
| Terence Michael Heiser | Director | 7 Jul 1993 | 26 Jul 2000 | British | 94 years |
| Timothy Fallowfield | Secretary | 3 May 2018 | 5 Jul 2024 | - | - |
| Timothy Fallowfield | Director | 11 Dec 2003 | 15 Aug 2005 | British | 63 years |