| Alastair Bradshaw | Secretary | 16 Dec 2011 | 3 Mar 2014 | - | - |
| Alexandra Dadd | Secretary | 30 Jul 2008 | 30 Jan 2009 | Other | - |
| Andrew Blair Mcphillips | Director | 23 Nov 2005 | 4 Mar 2019 | British | 58 years |
| Andrew Charles Wibling | Director | 1 Mar 2012 | 16 Oct 2013 | British | 71 years |
| Andrew Colin Turner | Director | 5 Nov 2001 | 2 May 2002 | British | 68 years |
| Andrew Nicholas Peters | Director | 1 May 2013 | 30 Jan 2014 | British | 57 years |
| Angus James Michie | Director | 5 Jun 2002 | 6 May 2005 | British | 59 years |
| Anthony Roy Foster | Secretary | 23 Nov 2005 | 15 Feb 2008 | British | - |
| Anthony William Pidgley | Director | 19 Oct 2015 | 26 Jun 2020 | British | 78 years |
| Christopher Lee Gilbert | Director | 1 Apr 2014 | 16 May 2019 | British | 54 years |
| Claire Puttergill | Secretary | 11 Sept 2001 | 17 Oct 2003 | British | - |
| David John Carden | Director | 1 Feb 2013 | 13 Sept 2013 | British | 65 years |
| David Martin Lowry | Director | 1 Feb 2013 | 3 Nov 2015 | South African | 44 years |
| David Myles Campbell | Director | 3 Oct 2006 | 24 Sept 2007 | British | 60 years |
| Elaine Anne Driver | Secretary | 3 Mar 2014 | 8 Aug 2016 | - | - |
| Elizabeth Taylor | Secretary | 1 Feb 2004 | 30 Sept 2005 | British | - |
| Gary John Hodges | Director | 6 May 2005 | 31 Dec 2012 | British | 64 years |
| Gemma Parsons | Secretary | 8 Aug 2016 | 4 May 2018 | - | - |
| Graham John Chivers | Director | 8 Jan 2019 | 23 Nov 2022 | British | 45 years |
| Harry James Hulton Lewis | Director | 16 May 2019 | 3 Apr 2023 | British | 50 years |
| Ian James Plumley | Director | 23 Nov 2005 | 3 Feb 2006 | British | 64 years |
| Jared Stephen Philip Cranney | Secretary | 4 May 2018 | 21 Oct 2019 | - | - |
| Julian Paul Hodder | Director | 24 Nov 2004 | 26 Sept 2012 | British | 54 years |
| Karl Whiteman | Director | 28 Sept 2001 | 5 Nov 2001 | British | 60 years |
| Peter James Smith | Director | 14 Mar 2023 | 4 Sept 2023 | British | 54 years |
| Richard James Stearn | Secretary | 30 Jan 2009 | 16 Dec 2011 | British | - |
| Robert Charles Grenville Perrins | Secretary | 15 Feb 2008 | 30 Jul 2008 | British | - |
| Robert George Tincknell | Director | 11 Sept 2001 | 12 Apr 2002 | British | 58 years |
| Roger St John Hulton Lewis | Director | 11 Sept 2001 | 31 Jul 2007 | British | 78 years |
| Stuart James Bainbridge | Director | 3 Nov 2015 | 16 May 2019 | British | 50 years |