| Brian Eric Ward | Director | 19 May 1999 | 31 Mar 2000 | British | 81 years |
| Charles Stuart Raistrick | Secretary | 25 Jun 1992 | 1 Jan 1993 | British | - |
| Christophe Andre Bernard Chapron | Director | 19 Feb 2007 | 29 Feb 2016 | French | 62 years |
| Christopher Michael Green | Director | 28 Sept 1992 | 19 May 1999 | British | 72 years |
| David Anthony Hespe | Director | 19 May 1999 | 1 Sept 2002 | British | 67 years |
| David Courtenay Palmer-jones | Director | 1 Oct 2008 | 1 Jan 2020 | British | 63 years |
| David Gordon Cranston | Director | 25 Jun 1992 | 1 Jan 1993 | British | 89 years |
| David John Watson | Secretary | 1 Jan 1993 | 19 May 1999 | British | - |
| Elizabeth Jayne Clare Cooper | Secretary | 1 Jul 2001 | 31 Jul 2003 | British | - |
| Florent Thierry Antoine Duval | Director | 1 Feb 2016 | 31 Oct 2021 | French | 50 years |
| Gavin Graveson | Director | 19 May 1999 | 1 May 2000 | British | 63 years |
| Graham Arthur Mckenna-mayes | Secretary | 31 Jul 2003 | 5 Jan 2009 | British | - |
| Ian Anthony Sexton | Director | 2 Mar 2001 | 19 Feb 2007 | British | 70 years |
| Ian Frederick Goodfellow | Director | 25 Jun 1992 | 31 May 2003 | British | 72 years |
| Ian Macmillan | Director | 25 Jun 1992 | 1 Jan 1993 | British | 83 years |
| James Edward Newton | Director | 1 Apr 1994 | 26 Jul 1994 | British | 75 years |
| John Frederick Leaver | Director | 19 May 1999 | 25 Oct 2001 | British | 78 years |
| John Michael Guerin | Director | 25 Jun 1992 | 1 Jan 1993 | British | 80 years |
| John Streeton Ward Obe | Director | 19 Apr 1996 | 19 May 1999 | British | 93 years |
| Marek Robert Gordon | Director | 19 May 1999 | 31 May 2003 | British | 73 years |
| Patrick Babin | Director | 19 Apr 1996 | 19 May 1999 | French | 68 years |
| Paul Taylor | Director | 15 Dec 1995 | 19 May 1999 | British | 67 years |
| Per-anders Hjort | Director | 31 May 2003 | 1 Oct 2008 | Swedish | 68 years |
| Peter George Wilson | Director | 1 Jan 1993 | 28 Nov 1993 | British | 81 years |
| Raymond Hawthorne | Director | 1 Apr 1994 | 22 Mar 1996 | British | 77 years |
| Robert Anthony Searby | Director | 19 May 1999 | 2 Mar 2001 | British | 70 years |
| Simon John Thorne | Director | 19 May 1999 | 30 Jun 2001 | British | 59 years |
| Simon John Thorne | Secretary | 19 May 1999 | 30 Jun 2001 | British | - |