| Daniel John O'sullivan | Director | 26 Dec 1990 | 1 Apr 2003 | British | 88 years |
| Daniel John O'sullivan | Secretary | 26 Dec 1990 | 1 Apr 2003 | British | - |
| Filip Joseph Marcel Boyen | Director | 19 Jan 2010 | 31 Mar 2015 | Belgian | 68 years |
| James Gavin Struthers | Director | 30 Apr 2001 | 7 Oct 2005 | British | 63 years |
| James Gavin Struthers | Secretary | 1 Apr 2003 | 7 Oct 2005 | British | - |
| Jonathan David Salter | Director | 31 Jul 2007 | 28 Aug 2009 | British | 59 years |
| Martin O'grady | Director | 8 Jul 2011 | 31 Dec 2019 | British | 63 years |
| Martin O'grady | Secretary | 10 Jul 2013 | 31 Dec 2019 | - | - |
| Michael John Louis Stracey | Director | 26 Dec 1990 | 30 Jun 1997 | British | 94 years |
| Michael Vincent Scawn | Director | 26 Dec 1990 | 30 Apr 2002 | British | 86 years |
| Nicholas Gail Seewer | Director | 1 Jan 1996 | 1 Mar 2010 | British | 77 years |
| Paul Martin White | Director | 1 Sept 2003 | 8 Jul 2011 | British | 62 years |
| Paul Martin White | Secretary | 7 Oct 2005 | 8 Jul 2011 | British | - |
| Peter Parrott | Director | 1 Jul 1997 | 30 Apr 2001 | English | 92 years |
| Philip Alan Calvert | Secretary | 8 Jul 2011 | 10 Jul 2013 | - | - |
| Philip Alan Calvert | Director | 28 Aug 2009 | 10 Jul 2013 | British | 74 years |
| Sandro Fabris | Director | 1 Mar 2010 | 28 Feb 2013 | Italian | 70 years |
| Simon Michael Cross Sherwood | Director | 1 Apr 2003 | 31 Jul 2007 | British | 66 years |
| Veronique Robin Amour | Director | 12 May 2020 | 5 Jun 2024 | French | 55 years |