| Carole Ditty | Director | 6 Sept 2013 | 6 Jan 2023 | British,irish | 56 years |
| Carole Ditty | Secretary | 23 Oct 2013 | 6 Jan 2023 | - | - |
| Colin William Church | Director | 12 Dec 1990 | 20 Jan 1992 | British | 96 years |
| Frederick Robert Rendell | Director | 21 Jun 1994 | 13 Jan 2003 | British | 105 years |
| Grahame Francis Ridley | Director | 28 Mar 1998 | 1 Aug 2005 | British | 65 years |
| Gustaaf Henricus Hoefsloot | Director | 13 Feb 2003 | 1 Jul 2008 | Dutch | 76 years |
| Ian Barnfield | Director | 20 May 2002 | 1 Apr 2004 | British | 70 years |
| Jacques Alexander Joan Marie Van Den Hoven | Director | 1 Jul 2008 | 1 Oct 2008 | Dutch | 74 years |
| Jean Luc Midena | Director | 28 Aug 2018 | 3 Oct 2023 | French | 57 years |
| Lambertus Johannes Theodorus Van Der Els | Director | 1 May 2010 | 16 Mar 2011 | Dutch | 72 years |
| Lionel Marie Michel Christolomme | Director | 22 Nov 2012 | 12 Jul 2018 | French | 59 years |
| Madani Sow | Director | 16 Mar 2011 | 26 Jan 2016 | French | 71 years |
| Olivier Crillon | Director | 24 Jul 2015 | 12 Jul 2018 | French | 55 years |
| Olivier Montfort | Director | 16 Mar 2011 | 23 Jun 2015 | French | 68 years |
| Olivier-marie Racine | Director | 16 Mar 2011 | 3 Apr 2018 | French | 68 years |
| Paul Abson | Director | 28 Mar 1997 | 31 Jul 2016 | British | 60 years |
| Paul Jan Maynard | Secretary | 20 Jun 1993 | 23 Oct 2013 | British | - |
| Philippe Daniel Jouy | Director | 2 Jul 2012 | 24 Jul 2015 | French | 60 years |
| Pierre Henri Skorochod | Director | 24 Jun 2015 | 12 Oct 2021 | French | 64 years |
| Robert John Rendell | Director | 12 Dec 1990 | 14 Jun 2013 | British | 74 years |
| Robert Van Gelder | Director | 1 Oct 2008 | 1 May 2010 | Dutch | 81 years |
| Stephane Slama-royer | Director | 16 Mar 2011 | 2 Jul 2012 | French | 61 years |
| Stephen Michael Burgess | Director | 28 Mar 1997 | 2 Jul 2012 | British | 74 years |
| Thibaut Maxime Roux | Director | 2 Oct 2023 | 1 Jul 2025 | French | 52 years |
| Timothy Alan Walker | Director | 12 Dec 1990 | 24 Oct 1994 | British | 67 years |
| Timothy Alan Walker | Secretary | 12 Dec 1990 | 18 Jun 1993 | British | - |