| Christopher Francis Gregory Girling | Director | 27 Apr 1994 | 8 Sept 1999 | British | 72 years |
| Christopher John Cundy | Director | 8 Sept 1999 | 9 Jul 2010 | British | 65 years |
| David John Harries | Director | 2 May 1992 | 30 Jul 1996 | British | 85 years |
| Eunice Ivy Payne | Secretary | 27 Jul 2012 | 25 Feb 2013 | - | - |
| Franco Martinelli | Director | 9 Jul 2010 | 16 Jun 2015 | British | 66 years |
| Martin Jay | Director | 27 Apr 1994 | 30 Jul 1996 | British | 87 years |
| Matthew Paul Jowett | Secretary | 3 May 2005 | 9 Jul 2010 | British | - |
| Peter Brendan Tynan | Secretary | 2 May 1992 | 17 May 1994 | British | - |
| Peter Graham Dawes | Secretary | 1 Feb 1996 | 3 May 2005 | British | - |
| Peter Mcintosh | Director | 30 Jul 2004 | 31 Jan 2006 | British | 68 years |
| Philip James Harrison | Director | 13 Dec 2007 | 9 Jul 2010 | British | 65 years |
| Simon Edward Tarrant | Director | 23 May 2003 | 2 Jun 2003 | British | 74 years |
| Stewart David Shears | Secretary | 17 May 1994 | 1 Feb 1996 | British | - |
| Terence John Madden | Director | 30 Jul 1996 | 30 Jul 2004 | British | 77 years |
| Valerie Francine Anne Teller | Secretary | 9 Jul 2010 | 27 Jul 2012 | - | - |
| William James Ian Johnston | Director | 2 May 1992 | 19 Jul 1996 | British | 78 years |