| Albert Gurteen | Director | 28 Jun 1991 | 12 Mar 1998 | British | 79 years |
| Andrew Reed Gurteen | Director | 7 Sept 1994 | 12 Mar 1998 | British | 53 years |
| Arthur Reed Gurteen Jnr | Director | 28 Jun 1991 | 2 Aug 1996 | British | 86 years |
| Christophe Andre Bernard Chapron | Director | 19 Feb 2007 | 1 Feb 2016 | French | 62 years |
| David Courtenay Palmer-jones | Director | 1 Sept 2010 | 3 Jun 2015 | British | 63 years |
| David John Watson | Secretary | 12 Jan 1998 | 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 |
| Ian Anthony Sexton | Director | 2 Mar 2001 | 19 Feb 2007 | British | 70 years |
| Ian Frederick Goodfellow | Director | 12 Jan 1998 | 31 May 2003 | British | 72 years |
| Joan Knight | Secretary | 31 Jul 2003 | 6 May 2025 | British | - |
| Joanna Clare Hutton | Director | 12 Feb 1998 | 19 May 1999 | British | 58 years |
| Marek Robert Gordon | Director | 31 May 2003 | 31 Dec 2007 | British | 73 years |
| Paul Stewart Gurteen | Director | 11 Dec 1991 | 12 Mar 1998 | British | 56 years |
| Paul Taylor | Director | 12 Feb 1998 | 19 May 1999 | British | 67 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 | 23 Feb 1998 | 30 Jun 2001 | British | - |
| Simon Michael Parker | Director | 11 Dec 1991 | 12 Mar 1998 | British | 67 years |
| Simon Michael Parker | Secretary | 28 Jun 1991 | 12 Feb 1998 | British | - |