| Alastair Bradshaw | Secretary | 16 Dec 2011 | 3 Mar 2014 | - | - |
| Alexandra Dadd | Secretary | 30 Jul 2008 | 30 Jan 2009 | Other | - |
| Andrew Nicholas Peters | Director | 1 May 2013 | 30 Jan 2014 | British | 57 years |
| Anthony Roy Foster | Secretary | 13 Apr 2006 | 15 Feb 2008 | British | - |
| Anthony William Pidgley | Director | 11 Aug 1998 | 26 Jun 2020 | British | 78 years |
| Claire Puttergill | Secretary | 9 Jun 1999 | 17 Oct 2003 | British | - |
| Damian Alexander Cox | Director | 4 Oct 2002 | 3 Feb 2003 | British | 57 years |
| Damian Alexander Cox | Secretary | 4 Oct 2002 | 3 Feb 2003 | British | - |
| Edward Rex Nevett | Director | 1 May 2001 | 23 Aug 2001 | British | 76 years |
| Edward Rex Nevett | Secretary | 17 May 1995 | 23 Aug 2001 | British | - |
| Elaine Anne Driver | Secretary | 3 Mar 2014 | 8 Aug 2016 | - | - |
| Elizabeth Taylor | Secretary | 1 Feb 2004 | 30 Sept 2005 | British | - |
| Gary John Hodges | Director | 16 Oct 2002 | 31 Dec 2012 | British | 64 years |
| Gavin Vaughan Stewart | Director | 2 Dec 2002 | 3 Feb 2003 | British | 66 years |
| Gemma Parsons | Secretary | 8 Aug 2016 | 4 May 2018 | - | - |
| Jared Stephen Philip Cranney | Secretary | 4 May 2018 | 21 Oct 2019 | - | - |
| Julian Paul Hodder | Director | 10 Aug 2004 | 26 Sept 2012 | British | 54 years |
| Nicholas James Philip Bilsland | Director | 23 Aug 2001 | 3 Dec 2001 | British | 59 years |
| Nicholas James Philip Bilsland | Secretary | 23 Aug 2001 | 3 Dec 2001 | British | - |
| Nicholas Luke Mansfield | Director | 28 Sept 1998 | 25 Sept 2000 | British | 61 years |
| Richard James Stearn | Secretary | 30 Jan 2009 | 16 Dec 2011 | British | - |
| Robert Charles Grenville Perrins | Secretary | 15 Feb 2008 | 30 Jul 2008 | British | - |
| Roger St John Hulton Lewis | Director | 1 May 2001 | 31 Jul 2007 | British | 78 years |
| Ruby Theresa Pidgley | Secretary | 11 Jun 1992 | 17 May 1995 | British | - |
| Sean Mark Burroughs | Director | 12 Dec 2001 | 16 Oct 2002 | British | 60 years |
| Simon Lovell Fairless | Director | 12 Dec 2001 | 4 Oct 2002 | Australian | 58 years |
| Simon Lovell Fairless | Secretary | 12 Dec 2001 | 4 Oct 2002 | Australian | - |
| Simon Philip Banfield | Director | 3 Feb 2003 | 30 Jul 2004 | British | 61 years |
| Tony Kelly Pidgley | Director | 11 Jun 1992 | 30 Apr 2001 | British | 57 years |