| Antony Vincent Holt | Director | 18 Dec 2008 | 23 Apr 2012 | British | 67 years |
| Clifford Joseph Lambdon | Director | 24 Aug 1999 | 6 Dec 2000 | British | 74 years |
| Douglas John Jeffries | Director | 30 Sept 1993 | 26 Jul 2007 | British | 81 years |
| Duncan James Gordon Vinten | Secretary | 10 Jul 1992 | 30 Sept 1993 | British | - |
| Graham Harvey | Director | 23 Apr 2012 | 20 Dec 2013 | British | 68 years |
| Herbert John Wynn | Director | 10 Jul 1992 | 25 Nov 1993 | British | 94 years |
| John Malcolm Horwell | Director | 10 Jul 1992 | 31 Mar 1993 | British | 94 years |
| Judith Baker | Director | 30 Sept 1993 | 27 Jan 1995 | British | 70 years |
| Michael John Burgess | Director | 7 Dec 2007 | 10 Feb 2010 | British | 79 years |
| Oliver Henry James Stocken | Director | 30 Sept 1993 | 22 May 1996 | British | 85 years |
| Patricia Ann Tucker | Director | 30 Sept 1993 | 24 Nov 1994 | British | 81 years |
| Paul Geoffrey Crayk | Director | 2 May 2001 | 7 Apr 2009 | British | 67 years |
| Philip John Anderson | Director | 18 Dec 2008 | 7 Mar 2011 | British | 62 years |
| Simon Lawrence Vernon Cole | Director | 19 Aug 1996 | 18 Dec 2008 | British | 68 years |
| Simon Lawrence Vernon Cole | Secretary | 30 Sept 1993 | 22 Dec 2008 | British | - |
| Terence Joseph Coveney | Director | 30 Sept 1993 | 31 Mar 1999 | British | 69 years |