| Alexis Jean Claude Bertagna | Director | 5 Sept 1994 | 28 Mar 1996 | French | 87 years |
| Brian Charles Arthur Asbee | Director | 5 Sept 1994 | 29 Oct 1998 | British | 90 years |
| Christopher Conor Mccann | Director | 1 Aug 1991 | 6 Jul 1994 | British | 79 years |
| Cranley Gordon Douglas Onslow | Director | 5 Sept 1994 | 4 Feb 1999 | British | 100 years |
| Cranley Onslow | Director | 1 Aug 1991 | 6 Jul 1994 | British | 98 years |
| David John Price | Director | 29 Oct 1998 | 11 Feb 2000 | British | 71 years |
| David Robert Geoffrey Horne | Director | 17 Feb 2006 | 1 Aug 2007 | British | 72 years |
| Francois Philippe Roth | Director | 5 Sept 1994 | 4 Oct 1997 | French | 84 years |
| Frederick John Cahill | Director | 5 Oct 2000 | 27 Jul 2001 | British | 72 years |
| Guiooaume Emmanuel Jean Marie Dehollain | Director | 5 Sept 1994 | 14 Feb 2000 | French | 80 years |
| Guy Delevacque | Director | 14 Feb 2000 | 22 Mar 2002 | French | 75 years |
| Hugh Adrian Letheren | Director | 1 Aug 1991 | 26 Feb 1992 | British | 81 years |
| Ian George Mcnamee | Director | 1 Aug 1991 | 28 Nov 1994 | British | 78 years |
| Ivor Harold Cohen | Director | 1 Aug 1991 | 6 Jul 1994 | British | 95 years |
| Jean Daniel Chabas | Director | 29 Nov 1994 | 23 Oct 1995 | French | 87 years |
| Jean Eugine Henri Dufour | Director | 19 Feb 1998 | 14 Feb 2000 | French | 81 years |
| Jean Yves Bernard Francois Haagen | Secretary | 1 Nov 2000 | 1 Sept 2004 | French | - |
| Jean-daniel Rolinet | Director | 14 Feb 2000 | 28 Mar 2008 | French | 74 years |
| Jean-jaques Guittard | Director | 14 Feb 2000 | 28 Mar 2008 | French | 67 years |
| John Michael Higgins | Director | 3 Sept 2001 | 17 Feb 2006 | British | 75 years |
| Jose Andre Massol | Director | 5 Sept 1994 | 19 Feb 1998 | British | 78 years |
| Lawrence Hammond | Director | 31 Dec 2007 | 31 Dec 2013 | British | 63 years |
| Leonard Porter | Director | 1 Aug 1991 | 31 Mar 1994 | British | 97 years |
| Leonard Porter | Secretary | 1 Aug 1991 | 31 Mar 1994 | British | - |
| Marcel De Picciotto | Director | 28 Mar 1996 | 14 Feb 2000 | French | 83 years |
| Mark Andrew Vaughan | Director | 14 Feb 2000 | 17 Feb 2006 | British | 66 years |
| Martin David Parmenter | Director | N/A | 1 Nov 2000 | British | 68 years |
| Martin David Parmenter | Secretary | 31 Mar 1994 | 1 Nov 2000 | British | - |
| Melvyn Arthur Purvis | Director | 23 Oct 1995 | 3 Sept 2001 | British | 82 years |
| Peter John Rowley | Director | 1 Jan 2014 | 31 Aug 2015 | British | 72 years |
| Ronald Frank Sheldon | Director | 1 Aug 1991 | 6 Jul 1994 | British | 79 years |
| Simon Roberts | Director | 1 Aug 2007 | 1 Apr 2010 | British | 69 years |
| Suzanne Jayne Stratton | Director | 1 Sept 2015 | 10 Apr 2017 | British | 54 years |
| William Paul Moffatt | Director | 17 Feb 2006 | 31 Dec 2007 | British | 70 years |
| William Paul Moffatt | Secretary | 1 Sept 2004 | 31 Dec 2007 | British | - |