| Andre Berthe | Director | 23 Sept 1997 | 12 Sept 2000 | Belgian | 84 years |
| Andrew Robert Pike | Director | 10 May 2021 | 31 Mar 2024 | British | 51 years |
| Angela Cornforth | Director | 5 Apr 1992 | 17 Jun 1997 | British | 74 years |
| Angus Tindale Norman | Director | 11 Jun 2002 | 2 Nov 2004 | British | 76 years |
| Axel De Saint Quentin | Director | 3 Dec 2007 | 1 Oct 2009 | French | 63 years |
| Bernard Fabre | Director | 23 Feb 2007 | 16 May 2008 | French | 73 years |
| Cheryl Wing Han Chan | Director | 28 Nov 2005 | 10 Apr 2018 | British | 54 years |
| Christian Kirschbaum | Director | 5 Dec 2000 | 5 Mar 2002 | German | 58 years |
| Christopher Herbert Armitage | Director | 11 Jul 1994 | 17 Dec 1996 | British | 78 years |
| Cyrille Du Peloux De Saint Romain | Director | 4 Mar 2003 | 12 Jun 2007 | French | 72 years |
| David Andrew Gerrard | Director | 1 Oct 2009 | 19 Nov 2013 | British | 62 years |
| David Brian Mathews | Director | 1 Jun 1995 | 17 Jun 1997 | British | 88 years |
| David George Stuart Waterstone | Director | 5 Apr 1992 | 30 Apr 1995 | British | 91 years |
| David Tomblin | Director | 10 Apr 2018 | 1 May 2020 | British | 50 years |
| Didier Pierre Yves Lepoultel | Director | 5 Apr 1992 | 23 Sept 1997 | French | 81 years |
| Didier Pierre Yves Lepoultel | Director | 12 Sept 2000 | 14 Feb 2007 | French | 81 years |
| Edouard Jacques Dupont Madinier | Director | 17 Jun 1997 | 14 Mar 2000 | French | 72 years |
| Ella Stengler | Director | 1 May 2020 | 4 Oct 2024 | German | 57 years |
| Enis Moran | Director | 16 Aug 2018 | 10 May 2021 | British | 42 years |
| Francois Canellas | Director | 5 Apr 1992 | 6 Jan 2009 | French | 90 years |
| Gavin Howard Graveson | Director | 1 Oct 2009 | 19 Nov 2013 | British | 63 years |
| Geoffrey Charles Cooke | Director | 17 Dec 1996 | 15 Dec 1998 | British | 79 years |
| Gerald Atkins | Director | 5 Apr 1992 | 1 Jun 2004 | British | 90 years |
| Gloria Claire Rampton | Director | 23 Feb 2007 | 16 May 2008 | British | 76 years |
| Ian Anthony Sexton | Director | 1 May 1995 | 14 Dec 1999 | British | 70 years |
| James Royston | Director | 31 May 2022 | 8 May 2025 | British | 42 years |
| Jerome Robert Herve Marie Almeras | Director | 6 Jan 2009 | 28 Jun 2017 | French | 56 years |
| John Michael Kutner | Director | 6 Mar 2001 | 30 Nov 2007 | British | 86 years |
| John Michael Kutner | Secretary | 1 Oct 1997 | 30 Nov 2007 | British | - |
| John Stuart Ashcroft | Director | 5 Apr 1992 | 1 Jun 1995 | British | 79 years |
| Joshua Swithenbank | Director | 8 Dec 2004 | 1 Jun 2019 | British | 95 years |
| Keith Riley | Director | 20 Jun 2011 | 9 Feb 2012 | British | 78 years |
| Laurent Philippe Bermejo | Director | 14 Dec 1999 | 6 Mar 2001 | French | 67 years |
| Liam Kieran Curran | Director | 11 Jun 2014 | 8 Nov 2021 | British | 65 years |
| Louise Dorothy Krupski | Director | 8 Nov 2021 | 31 May 2022 | British | 58 years |
| Michael Andrew Holmes | Director | 5 Apr 1992 | 11 Jul 1994 | British | 80 years |
| Michael Blundy | Director | 12 Sept 2000 | 25 May 2002 | British | 82 years |
| Michel Bernard Arie | Director | 23 Feb 2007 | 16 May 2008 | French | 79 years |
| Michel Jean Jacques Gourvennec | Director | 14 Mar 2000 | 4 Mar 2003 | French | 82 years |
| Pascal Hauret | Director | 19 Nov 2013 | 1 Mar 2020 | French | 60 years |
| Paul John Fallon | Director | 14 Dec 1999 | 4 Dec 2001 | British | 56 years |
| Paul Maslin | Director | 15 Dec 1998 | 14 Dec 1999 | British | 61 years |
| Paul Michael Levett | Director | 3 Dec 2007 | 8 Apr 2011 | British | 69 years |
| Paul Morris | Director | 4 Dec 2001 | 11 Jun 2002 | British | 72 years |
| Paul Smith | Director | 16 Aug 2018 | 16 Oct 2020 | British | 63 years |
| Peter Anton Gerstrom | Director | 1 Dec 1995 | 12 Sept 2000 | British | 71 years |
| Philippe Castanet | Director | 8 Dec 2004 | 28 Nov 2005 | French | 65 years |
| Rahul Kumar | Director | 11 Oct 2016 | 10 Aug 2018 | Indian | 41 years |
| Richard Douglas Berry | Secretary | 1 Jan 2009 | 1 Jan 2012 | Australian | - |
| Robert Charles Hunt | Secretary | 1 Dec 2011 | 19 Nov 2013 | - | - |
| Robert Charles Hunt | Director | 9 Feb 2012 | 19 Nov 2013 | British | 69 years |
| Robert Charles Hunt | Secretary | 30 Nov 2007 | 1 Jan 2009 | British | - |
| Robert James Wheatley | Director | 5 Apr 1992 | 31 Mar 1995 | British | 83 years |
| Rodney Grahame Castle | Secretary | 5 Apr 1992 | 1 Oct 1997 | British | - |
| Stefano Costa | Director | 14 Feb 2007 | 11 Oct 2016 | Italian | 80 years |
| Stephen John Bott | Director | 15 Dec 1998 | 5 Dec 2000 | British | 75 years |
| Stephen John Bott | Director | 5 Mar 2002 | 11 Jun 2002 | British | 75 years |
| Terence Cairns Scott | Director | 17 Jun 1997 | 15 Dec 1998 | British | 88 years |
| Terence Cairns Scott | Director | 7 May 2003 | 11 Jun 2014 | British | 88 years |
| Thomas Feilenreiter | Director | 11 Oct 2016 | 30 Jun 2018 | German | 63 years |
| Thomas Spaul | Director | 1 Oct 2009 | 30 Sept 2013 | British | 73 years |