| Christophe Andre Bernard Chapron | Director | 19 Feb 2007 | 1 Feb 2016 | French | 62 years |
| Elizabeth Jayne Clare Cooper | Secretary | 1 Jul 2001 | 31 Jul 2003 | British | - |
| Eric Andrew Black | Director | 6 Jul 1992 | 19 May 1999 | American | 82 years |
| Eric James Johnson | Director | 20 Nov 1995 | 13 Feb 1998 | British | 85 years |
| Florent Thierry Antoine Duval | Director | 1 Feb 2016 | 31 Oct 2021 | French | 50 years |
| Ian Anthony Sexton | Director | 2 Mar 2001 | 19 Feb 2007 | British | 70 years |
| Ian Frederick Goodfellow | Director | 19 May 1999 | 31 May 2003 | British | 72 years |
| Joan Knight | Secretary | 31 Jul 2003 | 6 May 2025 | British | - |
| John Patrick Volpi | Director | 13 Jun 1992 | 29 Sept 1997 | Us | 76 years |
| Marek Robert Gordon | Director | 13 Jun 1992 | 19 May 1999 | British | 73 years |
| Marek Robert Gordon | Director | 31 May 2003 | 31 Dec 2007 | British | 73 years |
| Michael Christopher Mccarthy | Director | 13 Jun 1992 | 29 Sept 1995 | British | 72 years |
| Michael Christopher Mccarthy | Secretary | 13 Jun 1992 | 29 Sept 1995 | British | - |
| Phillip Arthur Morris | Director | 13 Jun 1992 | 12 Apr 1996 | British | 89 years |
| Robert Anthony Searby | Director | 29 Sept 1995 | 2 Mar 2001 | British | 70 years |
| Robert Anthony Searby | Secretary | 29 Sept 1995 | 19 May 1999 | British | - |
| Simon John Thorne | Director | 19 May 1999 | 30 Jun 2001 | British | 59 years |
| Simon John Thorne | Secretary | 19 May 1999 | 30 Jun 2001 | British | - |
| Timothy James Penfold | Director | 29 Sept 1995 | 31 Jul 1998 | British | 76 years |