| Andrew Plews | Director | 23 May 2013 | 3 Feb 2020 | British | 67 years |
| Bohdan Danylczuk | Director | 20 Aug 2007 | 30 Oct 2009 | British | 71 years |
| Christopher Thomas Hannon | Director | 8 Mar 2004 | 7 Oct 2004 | British | 66 years |
| Christopher Thomas Hannon | Secretary | 8 Mar 2004 | 7 Oct 2004 | British | - |
| Colin Deverell Smith | Director | 23 Jul 1991 | 31 Dec 1993 | British | 79 years |
| David Gordon Comyn Webster | Director | 8 Dec 1999 | 8 Mar 2004 | British | 81 years |
| David Wilson | Director | 13 Oct 2001 | 8 Mar 2004 | British | 66 years |
| David Wilson | Secretary | 13 Oct 2001 | 8 Mar 2004 | British | - |
| Gerald Ellis | Director | 25 Mar 1998 | 8 Mar 2004 | British | 83 years |
| Graham John Sutch | Director | 7 Oct 2004 | 24 Jun 2016 | British | 74 years |
| Graham John Sutch | Secretary | 7 Oct 2004 | 24 Jun 2016 | British | - |
| Guilford Paul Julian Dudley | Director | 25 Mar 1998 | 8 Dec 1999 | British | 77 years |
| John Patrick Kinch | Director | 23 Jul 1991 | 13 Oct 2001 | British | 82 years |
| John Patrick Kinch | Secretary | 23 Jul 1991 | 13 Oct 2001 | British | - |
| Kim Stephanie Roberts | Director | 1 Nov 2009 | 21 May 2014 | British | 66 years |
| Lawrence Christensen | Director | 8 Mar 2004 | 25 May 2004 | British | 83 years |
| Liam Pope | Director | 22 Mar 2004 | 31 Jul 2012 | British | 77 years |
| Martin Ackroyd | Director | 22 Mar 2004 | 25 May 2005 | British | 75 years |
| Paul Anthony Frendo | Director | 23 Jul 1991 | 31 Dec 1993 | British | 79 years |
| Peter David Anthony Haste | Director | 3 Sept 2012 | 15 Mar 2013 | British | 57 years |
| Robert Stewart Fisher | Director | 31 Dec 1993 | 25 Mar 1998 | British | 84 years |