| Amanda Jane Emilia Massie | Director | 14 Jan 2005 | 8 Mar 2013 | British | 56 years |
| Amanda Jane Emilia Massie | Secretary | 18 Oct 2004 | 8 Mar 2013 | British | - |
| Anoop Kang | Director | 26 Feb 2016 | 22 Dec 2016 | British | 52 years |
| George Nicholas Hindmarsh | Director | 20 Jun 1991 | 7 Sept 1998 | British | 97 years |
| Giles Stewart Pearson | Director | 8 Aug 2013 | 26 Feb 2016 | British | 58 years |
| Hugh Charles Parkman | Director | 20 Jun 1991 | 7 Sept 1998 | British | 89 years |
| Ian Howard Howitt | Director | 7 Sept 1998 | 30 Sept 2005 | British | 81 years |
| John Handley | Director | 7 Sept 1998 | 29 Apr 2003 | British | 83 years |
| Kevin Andrew Young | Director | 14 Jan 2005 | 31 Aug 2010 | British | 67 years |
| Nicky Cobden | Secretary | 25 May 2012 | 29 Aug 2013 | - | - |
| Paul Adrian Rayner | Director | 31 Jan 2013 | 8 Jun 2015 | British | 65 years |
| Paul David England | Director | 20 Sept 2010 | 8 Aug 2013 | British | 56 years |
| Philip James Davies | Director | 20 Jun 1991 | 5 Jan 1996 | British | 75 years |
| Raymond John Tooth | Director | 20 Jun 1991 | 30 Nov 1992 | British | 84 years |
| Richard Alec Preece | Director | 14 Jan 2005 | 5 Feb 2007 | British | 80 years |
| Richard Alec Preece | Secretary | 20 Jun 1991 | 8 Dec 2004 | British | - |
| Richard James Coackley | Director | 29 Apr 2003 | 31 Oct 2005 | British | 72 years |
| Rodney Hewer Harris | Director | 25 May 2012 | 25 Jan 2013 | British | 65 years |
| Victoria Elizabeth Hames | Secretary | 14 Jan 2005 | 1 Mar 2006 | British | - |