| Adrian Gilbert Applegate | Director | 3 Jul 2002 | 30 Sept 2015 | British | 65 years |
| Andrew James Trotter | Director | 27 Jun 2002 | 3 Jul 2002 | British | 72 years |
| David Edward Hinton | Director | 3 Jul 2002 | 4 Jan 2008 | British | 69 years |
| David Edward Hinton | Director | 4 Jan 2008 | 8 Nov 2013 | British | 69 years |
| Dean Marlow Ashton | Director | 8 Nov 2013 | 1 Jul 2018 | British | 66 years |
| Farid Safavi | Director | 16 Oct 2012 | 8 Nov 2013 | British | 62 years |
| George Robert Marsh | Director | 3 Jul 2002 | 31 Oct 2002 | British | 77 years |
| John Andrew Roger Whitefield | Director | 3 Jul 2002 | 4 Jan 2008 | British | 62 years |
| John Fidler | Director | 3 Jul 2002 | 31 May 2004 | British | 78 years |
| Joseph James Armitage | Director | 26 Jul 2004 | 14 Sept 2012 | British | 74 years |
| Lee Marks | Director | 14 Sept 2012 | 17 May 2013 | British | 54 years |
| Malcolm Geoffrey Capstick | Director | 8 Nov 2013 | 31 Dec 2015 | British | 69 years |
| Michael Laws | Director | 2 Jul 2018 | 31 Aug 2019 | British | 56 years |
| Richard Barraclough | Secretary | 3 Jul 2002 | 29 Feb 2012 | British | - |
| Rupert Julian Barden | Director | 3 Jul 2002 | 1 Jun 2005 | English | 56 years |
| Timothy Jocelyn George Ball | Director | 27 Jun 2002 | 3 Jul 2002 | British | 59 years |
| Timothy Jocelyn George Ball | Secretary | 27 Jun 2002 | 3 Jul 2002 | British | - |