| Alastair James Gordon-stewart | Director | 12 Feb 2013 | 1 Jun 2016 | British | 53 years |
| Andrew Nicholas Cenwulf Storey | Director | 5 Dec 2018 | 4 Mar 2022 | British | 68 years |
| Andrew Nicholas Howard White | Director | 24 Mar 2009 | 31 Jan 2013 | British | 55 years |
| Bethan Melges | Secretary | 16 Jul 2015 | 9 Sept 2019 | - | - |
| Christopher Joseph Bond | Director | 12 Jun 2002 | 19 Aug 2002 | British | 67 years |
| Colin Ronald Bain | Director | 27 Mar 2003 | 18 Mar 2005 | British | 68 years |
| Colin Ronald William Busby | Director | 12 Jun 2002 | 30 Jun 2004 | British | 81 years |
| Deborah Pamela Hamilton | Secretary | 25 Jul 2011 | 22 Sept 2014 | - | - |
| Ian Michael Lawson | Director | 22 Feb 2013 | 21 Jun 2013 | British | 68 years |
| Ian Paul Woods | Director | 12 Jun 2002 | 31 Mar 2013 | British | 68 years |
| Ian Paul Woods | Secretary | 12 Jun 2002 | 25 Jul 2011 | British | - |
| James Anthony John Byrne | Director | 12 Jun 2002 | 8 Jul 2002 | British | 69 years |
| John Bruce Anderson | Director | 22 Feb 2013 | 1 Jun 2016 | British | 62 years |
| John Dodds | Director | 4 Nov 2003 | 31 Mar 2010 | British | 80 years |
| Kevin Dixon | Director | 8 Apr 2011 | 29 Dec 2017 | British | 70 years |
| Matthew Armitage | Secretary | 22 Dec 2014 | 16 Jul 2015 | - | - |
| Michael Paul Sheffield | Director | 1 Apr 2010 | 30 Jun 2014 | British | 64 years |
| Nigel Alan Turner | Director | 12 Jun 2002 | 19 Jan 2016 | British | 60 years |
| Philip Higgins | Secretary | 9 Sept 2019 | 24 Sept 2021 | - | - |
| Phillippa Jane Wilton Prongué | Director | 22 Feb 2013 | 5 Dec 2018 | British | 49 years |
| Richard William Simkin | Director | 12 Jun 2002 | 30 Jun 2011 | British | 77 years |
| Thomas George Gilman | Director | 8 Apr 2011 | 19 Feb 2020 | British | 55 years |
| Wayne Roger Stiller | Director | 1 Jul 2013 | 18 Oct 2013 | British | 55 years |