| Alastair Reginald Hornsby | Director | 20 Nov 1992 | 5 Feb 1999 | British | 68 years |
| Charles Deamster Hornsby | Director | 20 Nov 1992 | 16 Mar 1998 | British | 99 years |
| Christophe Andre Bernard Chapron | Director | 19 Feb 2007 | 1 Feb 2016 | French | 62 years |
| Christopher Ian Hornsby | Director | 11 Sept 1995 | 16 Mar 1998 | English | 62 years |
| David John Watson | Secretary | 16 Mar 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 |
| Geoffrey Allan Hornsby | Director | 20 Nov 1992 | 11 Oct 1996 | British | 72 years |
| Geoffrey Allan Hornsby | Secretary | 20 Nov 1992 | 11 Oct 1996 | British | - |
| George Bayley | Director | 20 Nov 1992 | 16 Mar 1998 | British | 100 years |
| Ian Anthony Sexton | Director | 2 Mar 2001 | 19 Feb 2007 | British | 70 years |
| Ian Frederick Goodfellow | Director | 16 Mar 1998 | 31 May 2003 | British | 72 years |
| Ian Reginald Hornsby | Director | 20 Nov 1992 | 11 Jul 1995 | British | 97 years |
| Joan Knight | Secretary | 31 Jul 2003 | 6 May 2025 | British | - |
| Joanna Clare Hutton | Director | 16 Mar 1998 | 19 May 1999 | British | 58 years |
| John Robinson | Secretary | 11 Nov 1996 | 16 Mar 1998 | British | - |
| Kenneth James Harrison | Director | 21 Apr 1997 | 16 Mar 1998 | British | 96 years |
| Marek Robert Gordon | Director | 31 May 2003 | 31 Dec 2007 | British | 73 years |
| Michael Andrew Bayley | Director | 20 Nov 1992 | 5 Feb 1999 | British | 67 years |
| Paul Taylor | Director | 16 Mar 1998 | 19 May 1999 | British | 67 years |
| Robert Anthony Searby | Director | 19 May 1999 | 2 Mar 2001 | British | 70 years |
| Robin Stanhope Rochfort Hyde | Director | 21 Apr 1997 | 16 Mar 1998 | British | 86 years |
| Simon John Thorne | Director | 19 May 1999 | 30 Jun 2001 | British | 59 years |
| Simon John Thorne | Secretary | 9 Feb 1999 | 30 Jun 2001 | British | - |