| Adrian Stuart Brennan Dyball | Director | 20 Apr 1998 | 18 Mar 2008 | British | 58 years |
| Alexander Clyde Medhurst | Director | 1 Oct 2006 | 28 Apr 2008 | British | 63 years |
| Andrew James Mcnaughton | Director | 18 Mar 2008 | 17 Dec 2008 | British | 63 years |
| Andrew Robert Astin | Director | 4 Aug 2015 | 28 Mar 2017 | British | 70 years |
| Christopher William Healy | Director | 27 Apr 2015 | 3 Aug 2015 | British | 66 years |
| Francis Declan Finbar Tempany Mccormack | Secretary | 18 Mar 2008 | 17 Dec 2008 | British | - |
| Guy Pitt Hardacre | Director | 1 Dec 1998 | 29 Sept 2008 | British | 69 years |
| Henry Lawrence Flint | Director | 5 Oct 2001 | 31 Mar 2009 | British | 66 years |
| Henry Lawrence Flint | Secretary | 5 Oct 2001 | 18 Mar 2008 | British | - |
| John Francis Molloy | Director | 9 May 1992 | 28 Jul 1999 | Irish | 75 years |
| Kenneth Macintosh | Director | 9 May 1992 | 5 Oct 2001 | British | 81 years |
| Kenneth Macintosh | Secretary | 9 May 1992 | 5 Oct 2001 | British | - |
| Kenneth William Barker | Director | 9 May 1992 | 10 Jan 2003 | British | 79 years |
| Mark David Peters | Director | 1 Sept 2013 | 14 Sept 2014 | British | 67 years |
| Martin Beverley Bodenham Hirst | Director | 9 May 1992 | 10 Jan 2003 | British | 77 years |
| Martin Terence Alan Purvis | Director | 14 Sept 2014 | 27 Apr 2015 | British | 74 years |
| Michael John Peasland | Director | 18 Mar 2008 | 17 Dec 2008 | British | 74 years |
| Paul William Goldsmith | Director | 30 Sept 2008 | 31 Aug 2013 | British | 70 years |
| Peter Brennan Dyball | Director | 9 May 1992 | 13 May 1999 | British | 87 years |