| Amelia Binnie Stevenson | Secretary | 8 Sept 2005 | 18 Apr 2008 | British | - |
| Angus Alan Douglas Douglas-hamilton | Director | 27 Mar 1989 | 31 Jan 1991 | British | 88 years |
| Charles Robertson | Director | 1 Mar 1993 | 22 Jun 2004 | British | 86 years |
| Fraser Irvine Niven | Director | 27 Jun 2005 | 31 Mar 2014 | British | 63 years |
| Hamish William Bethune | Director | 22 Feb 1994 | 30 Jun 2005 | British | 77 years |
| James Fraser Mcbride Hardie | Secretary | 24 Jun 1994 | 22 Dec 1995 | British | - |
| John Dudley Robert Tarleton Tilney | Director | 27 Mar 1989 | 21 Jan 1993 | British | 119 years |
| John Harold Mutch | Director | 27 Mar 1989 | 1 Sept 2005 | British | 93 years |
| John Harold Mutch | Secretary | 27 Mar 1989 | 24 Jun 1994 | British | - |
| John Taylor | Director | 27 Mar 1989 | 1 Jul 2004 | British | 103 years |
| Kenneth Brown | Director | 1 Dec 2010 | 30 Nov 2024 | British | 69 years |
| Mbm Secretarial Services Limited | Corporate Secretary | 1 Jun 2008 | 1 Jun 2009 | United Kingdom | - |
| Niven Simpson | Secretary | 30 Sept 2008 | 12 Jun 2015 | New Zealander | - |
| Norman Robert Oliver | Director | 1 Sept 2005 | 4 Dec 2007 | British | 74 years |
| Patrick Lorne Crerar | Director | 1 Jun 2015 | 11 Nov 2020 | British | 58 years |
| Robin David Fulton | Director | 21 Jan 2005 | 30 Sept 2005 | Scottish | 70 years |
| Rory Alexander Murray Kennedy | Secretary | 18 Apr 2008 | 29 Sept 2008 | British | - |
| Thomas Alexander Abraham | Director | 5 Oct 2007 | 3 Apr 2015 | British | 76 years |
| William Wilson Campbell Smith | Secretary | 22 Dec 1995 | 8 Sept 2005 | British | - |