| Alan Underhill | Director | 13 Jul 2000 | 31 Dec 2012 | British | 85 years |
| Christopher John Haslam | Director | 13 Jul 2000 | 29 May 2015 | British | 77 years |
| Helen Margaret Hawke | Secretary | 13 Feb 1998 | 8 Oct 2009 | British | - |
| John Christopher Hardcastle | Director | 31 Dec 1991 | 18 Aug 1995 | British | 76 years |
| Michael Desmond Jones | Secretary | 16 Dec 2011 | 21 Feb 2012 | - | - |
| Michael Desmond Jones | Director | 16 Dec 2011 | 21 Feb 2012 | British | 70 years |
| Patrick Thomas Joseph Brooke | Director | 13 Feb 1998 | 13 Jul 2000 | British | 79 years |
| Suzanne Lillian Paul | Director | 31 Dec 1991 | 13 Feb 1998 | British | 70 years |
| Suzanne Lillian Paul | Secretary | 31 Dec 1991 | 13 Feb 1998 | British | - |
| William Frank Louis Gavin Paul | Director | 31 Dec 1991 | 1 Jan 1994 | British | 82 years |