| Adam William Castle | Director | 22 May 2015 | 25 May 2017 | British | 50 years |
| Andrew Ernest Davies | Secretary | 11 Feb 2010 | 8 Aug 2018 | - | - |
| Andrew Ernest Davies | Director | 11 Dec 2009 | 1 Sept 2011 | British | 67 years |
| Edward James Andrew Clucas | Director | 16 Sept 2011 | 5 Feb 2014 | British | 84 years |
| Gavin Clive Spice Brooking | Director | 16 Sept 2011 | 2 Dec 2013 | British | 63 years |
| Jennifer Priscilla Sheldon | Director | 6 Mar 2008 | 1 Dec 2023 | British | 85 years |
| Jennifer Priscilla Sheldon | Secretary | 6 Mar 2008 | 11 Feb 2010 | British | - |
| Lucie Caroline Lewis | Director | 6 Mar 2008 | 3 Dec 2010 | British | 56 years |
| Mark George Teideman | Director | 16 Sept 2011 | 2 Dec 2013 | British | 60 years |
| Matthew Shaw | Director | 15 Nov 2012 | 2 Jan 2014 | British | 51 years |
| Matthew Trevis Chiles | Director | 26 Mar 2013 | 7 Mar 2019 | British | 53 years |
| Nigel David Hodgson | Director | 25 May 2017 | 28 Jun 2024 | British | 60 years |