| Alistair David Sivill | Director | 20 Nov 1991 | 29 Feb 2000 | British | 77 years |
| Andrew Simon Mickleburgh | Director | 11 Mar 2010 | 13 Feb 2012 | British | 64 years |
| Brian Charles John Warnes | Director | 20 Nov 1991 | 16 Feb 1995 | British | 89 years |
| Elaine Anne Driver | Secretary | 2 Apr 2004 | 14 Dec 2011 | British | - |
| Geoffrey Ernest Thurston Granter | Director | 20 Nov 1991 | 12 Mar 2010 | British | 89 years |
| Giles Matthew Oliver David | Director | 1 Nov 2013 | 13 May 2014 | British | 58 years |
| Ian Douglas Scott | Director | 20 Nov 1991 | 28 Feb 1992 | British | 79 years |
| Jeffrey William Adams | Director | 20 Nov 1991 | 13 Jan 1995 | British | 74 years |
| Jeffrey William Adams | Director | 11 Mar 2010 | 10 Mar 2016 | British | 74 years |
| John Angus Theophilus | Director | 1 Oct 1993 | 7 Feb 1994 | British | 79 years |
| Kevin Barry Duggan | Director | 20 Nov 1991 | 8 Feb 1995 | British | 73 years |
| Richard Armand De Blaby | Director | 10 Mar 2016 | 31 Dec 2016 | British | 65 years |
| Simon David Ainslie Jones | Director | 16 Sept 2010 | 1 Feb 2013 | British | 55 years |
| Stephen Cross | Director | 24 Feb 2000 | 12 Mar 2010 | British | 69 years |
| Stephen Cross | Secretary | 20 Nov 1991 | 2 Apr 2004 | British | - |