| Andrew David Smith | Director | 18 Jul 2012 | 14 Feb 2014 | British | 50 years |
| Andrew Marc Jones | Director | 28 Jul 2005 | 6 Nov 2009 | British | 58 years |
| Benjamin Toby Grose | Director | 13 Oct 2009 | 14 Mar 2018 | British | 57 years |
| Eugene Francis Doyle | Director | 5 Jan 2001 | 8 May 2007 | Irish | 69 years |
| Glenn Anthony Burton | Director | 13 Jul 1991 | 7 Dec 2001 | British | 74 years |
| Guy Rodney Williams | Director | 13 Jul 1991 | 31 Oct 1991 | British | 77 years |
| Humphrey James Montgomery Price | Director | 5 Jan 2001 | 28 Jul 2005 | British | 84 years |
| John Dering Nettleton | Director | 13 Jul 1991 | 5 Jan 2001 | English | 82 years |
| Mark Andrew Stirling | Director | 28 Jul 2005 | 6 Nov 2009 | British | 63 years |
| Martin Francis Mcgann | Director | 26 Feb 2003 | 7 Oct 2005 | British | 65 years |
| Michael Anthony Wilson | Secretary | 13 Jul 1991 | 10 Apr 2001 | British | - |
| Patrick Lionel Vaughan | Director | 5 Jan 2001 | 3 Mar 2001 | British | 79 years |
| Paul Christopher Ronald Wates | Director | 13 Jul 1991 | 5 Jan 2001 | British | 88 years |
| Philip John Martin | Director | 13 Oct 2009 | 31 Oct 2016 | British | 69 years |
| Philip John Martin | Secretary | 10 Apr 2001 | 31 Oct 2016 | British | - |
| Rodney Clutton | Director | 13 Jul 1991 | 5 Jan 2001 | British | 80 years |
| Thomas Jeffrey Williams | Director | 19 Jan 1995 | 7 Dec 2001 | British | 64 years |
| Thomas Peter Byrne | Director | 19 Jan 1995 | 30 Sept 2001 | British | 79 years |
| Valentine Tristram Beresford | Director | 28 Jul 2005 | 6 Nov 2009 | British | 61 years |