| Alastair Bradshaw | Secretary | 16 Dec 2011 | 3 Mar 2014 | - | - |
| Alexandra Dadd | Secretary | 30 Jul 2008 | 30 Jan 2009 | Other | - |
| Andrew Blair Mcphillips | Director | 29 Jan 2014 | 4 Mar 2019 | British | 58 years |
| Andrew Nicholas Peters | Director | 1 May 2013 | 30 Jan 2014 | British | 57 years |
| Angus James Michie | Director | 21 Sept 2004 | 10 May 2005 | British | 59 years |
| Anthony Roy Foster | Secretary | 11 Jan 2006 | 15 Feb 2008 | British | - |
| Anthony William Pidgley | Director | 19 Oct 2015 | 26 Jun 2020 | British | 78 years |
| Christopher Lee Gilbert | Director | 29 Jan 2014 | 16 May 2019 | British | 54 years |
| David John Carden | Director | 1 Oct 2012 | 13 Sept 2013 | British | 65 years |
| David Martin Lowry | Director | 1 Oct 2012 | 3 Nov 2015 | South African | 44 years |
| Elaine Anne Driver | Secretary | 3 Mar 2014 | 8 Aug 2016 | - | - |
| Elizabeth Taylor | Secretary | 15 Sept 2004 | 30 Sept 2005 | British | - |
| Gary John Hodges | Director | 10 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 |
| Jared Stephen Philip Cranney | Secretary | 4 May 2018 | 21 Oct 2019 | - | - |
| Julian Paul Hodder | Director | 3 Dec 2004 | 26 Sept 2012 | British | 54 years |
| Peter Pellett | Director | 7 Apr 2006 | 11 Feb 2011 | British | 70 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 | 15 Sept 2004 | 31 Jul 2007 | British | 78 years |
| Stuart James Bainbridge | Director | 3 Nov 2015 | 16 May 2019 | British | 50 years |
