| Allan Collins | Director | 5 Jan 2007 | 31 May 2012 | British | 64 years |
| Christopher Paul Potts | Director | 1 Mar 1999 | 5 Jan 2007 | British | 60 years |
| Dorothy May Graeme | Nominee Secretary | 26 Jan 1999 | 26 Jan 1999 | British | - |
| Duncan Neil Parr | Director | 6 Dec 1999 | 5 Jan 2007 | British | 61 years |
| Julie Elizabeth Clark | Secretary | 1 Jul 2006 | 18 Apr 2008 | British | - |
| Lesley Joyce Graeme | Nominee Director | 26 Jan 1999 | 26 Jan 1999 | British | 73 years |
| Mark Gibney | Director | 1 Jul 2006 | 5 Jan 2007 | British | 57 years |
| Michaela Frances East | Secretary | 18 Apr 2008 | 12 Sept 2012 | British | - |
| Nicholas Green | Director | 1 Jul 2006 | 5 Jan 2007 | British | 61 years |
| Patrick Michael Grincell | Director | 1 Jul 2002 | 5 Jan 2007 | British | 59 years |
| Peter Guy Bannerman Dixon | Director | 26 Jan 1999 | 31 Mar 2011 | British | 61 years |
| Peter Guy Bannerman Dixon | Secretary | 26 Jan 1999 | 1 Jul 2006 | British | - |
| Roger Antony Hepher | Director | 26 Jan 1999 | 5 Jan 2007 | British | 70 years |
| Rupert Owen Sebag-montefiore | Director | 5 Jan 2007 | 15 Feb 2016 | British | 73 years |