| Adrian Clarke | Director | 11 Nov 2009 | 28 Feb 2014 | British | 62 years |
| Brian Alexander Padgham | Director | 31 Jan 2002 | 30 Oct 2006 | British | 79 years |
| Christophe Andre Bernard Chapron | Director | 19 Feb 2007 | 7 Mar 2016 | French | 62 years |
| Christopher Bryan Male | Director | 11 Mar 2016 | 25 Nov 2019 | British | 67 years |
| Christopher John Horton | Secretary | 18 Sept 1995 | 31 Aug 1998 | British | - |
| Cyrille Du Peloux De Saint Romain | Director | 1 Oct 2003 | 24 Apr 2005 | French | 72 years |
| David Andrew Gerrard | Director | 1 Jan 2009 | 12 Dec 2013 | British | 62 years |
| David Andrew Sherwin | Director | 27 Dec 1991 | 31 Jan 2002 | British | 79 years |
| David Courtenay Palmer-jones | Director | 1 Oct 2008 | 25 Oct 2010 | British | 63 years |
| David Robert Knott | Director | 24 Apr 1992 | 16 Mar 1995 | British | 78 years |
| Edouard Jacques Dupont Madinier | Director | 23 Sept 1998 | 17 Feb 2000 | French | 72 years |
| Elizabeth Jayne Clare Cooper | Secretary | 1 Oct 2001 | 31 Jul 2003 | British | - |
| Florent Thierry Antoine Duval | Director | 7 Mar 2016 | 31 Oct 2021 | French | 50 years |
| Gavin Howard Graveson | Director | 24 Apr 2005 | 2 Jan 2019 | British | 63 years |
| Geraint Lloyd Rees | Director | 17 Sept 2014 | 1 Aug 2016 | British | 66 years |
| Graham Arthur Mckenna-mayes | Director | 1 Oct 2008 | 30 Oct 2009 | British | 58 years |
| Graham Arthur Mckenna-mayes | Secretary | 31 Jul 2003 | 5 Jan 2009 | British | - |
| Ian Anthony Sexton | Director | 1 Oct 2001 | 31 Jan 2002 | British | 70 years |
| Ian Anthony Sexton | Director | 31 Jan 2002 | 19 Feb 2007 | British | 70 years |
| Ian Frederick Goodfellow | Director | 1 Oct 2001 | 31 Jan 2002 | British | 72 years |
| Jeffrey Michael Pearson | Director | 27 Dec 1991 | 14 Jul 2003 | British | 66 years |
| Jeffrey Michael Pearson | Secretary | 27 Dec 1991 | 18 Sept 1995 | British | - |
| John Michael Kutner | Director | 14 Jul 2003 | 31 Dec 2008 | British | 86 years |
| John Michael Kutner | Secretary | 31 Aug 1998 | 19 Feb 2007 | British | - |
| John Peter O'sullivan | Director | 22 Jan 2007 | 1 Jan 2009 | British | 65 years |
| Keith Riley | Director | 30 Jun 2003 | 21 Feb 2007 | British | 78 years |
| Kevin Anthony Bromboszcz | Director | 16 Mar 1995 | 19 Jun 1996 | British | 72 years |
| Michael Garfield | Director | 25 Oct 2010 | 13 Feb 2014 | British | 50 years |
| Michel Jean Jacques Gourvennec | Director | 8 Dec 1999 | 1 Oct 2003 | French | 82 years |
| Paul Taylor | Director | 31 Oct 2006 | 1 Oct 2008 | British | 67 years |
| Per-anders Hjort | Director | 31 May 2003 | 1 Oct 2008 | Swedish | 68 years |
| Peter Hathaway | Director | 31 Jan 2002 | 1 Oct 2003 | British | 66 years |
| Peter John Gillatt | Director | 1 Oct 2003 | 31 Oct 2006 | British | 66 years |
| Philip John Scarborough | Director | 27 Dec 1991 | 23 Jan 2002 | British | 74 years |
| Richard Douglas Berry | Secretary | 1 Jan 2009 | 12 Dec 2013 | Australian | - |
| Robert Charles Hunt | Secretary | 19 Feb 2007 | 31 Dec 2008 | British | - |
| Robert David Merrick | Director | 27 Dec 1991 | 24 Apr 1992 | British | 91 years |
| Robert Peter Leonard Armstrong | Director | 24 Apr 1992 | 19 Apr 1994 | British | 78 years |
| Shaun Michael Peter Bowden | Director | 19 Apr 1994 | 20 Nov 1997 | British | 79 years |
| Stuart Higgins | Director | 13 Feb 2014 | 1 Mar 2016 | British | 53 years |
| Terence Arthur Vincent | Director | 27 Dec 1991 | 3 Apr 1992 | British | 74 years |
| Terrence George Mills | Director | 27 Dec 1991 | 7 Feb 2002 | British | 88 years |
| Thomas Spaul | Director | 11 Jun 1996 | 30 Jun 2003 | British | 73 years |