| Alexander Davidson Barr | Director | 1 Jul 1993 | 15 Dec 2000 | British | 78 years |
| Amanda Jayne Mason | Director | 1 Mar 2012 | 11 Oct 2013 | British | 54 years |
| Andrew Hunter Waldman | Director | 12 Feb 1993 | 30 Jun 1999 | British | 86 years |
| Catherine Gee | Director | 14 Dec 2016 | 11 Apr 2018 | British | 44 years |
| Colin Angus Baillie | Director | 20 Dec 1993 | 15 Sept 2008 | British | 66 years |
| David Gordon Shannon Sloan | Director | 19 Apr 1994 | 18 Sept 2000 | British | 80 years |
| Deborah Susan Esslemont | Secretary | 19 Dec 2000 | 11 Mar 2010 | British | - |
| Duncan James Mckinnell | Director | 18 Jun 1993 | 20 Dec 1993 | British | 74 years |
| Gordon Blair | Director | 12 Feb 1993 | 18 Jun 1993 | British | 71 years |
| Hugh Leathley Chater | Director | 15 Sept 2008 | 6 Mar 2012 | British | 65 years |
| Iain Clink | Director | 21 May 2004 | 31 Jul 2008 | British | 67 years |
| James Bellany | Secretary | 12 Feb 1993 | 23 Oct 1995 | British | - |
| James Shelley Rafferty | Director | 12 Feb 1993 | 19 Apr 1994 | British | 90 years |
| Jan Cargill | Secretary | 18 Jul 1997 | 24 Jul 1998 | British | - |
| Judith Coates | Director | 13 Oct 2014 | 14 Dec 2016 | British | 47 years |
| Mathew Edward John Carter | Director | 24 Aug 2012 | 13 Oct 2014 | British | 53 years |
| Michael Gregory Reed | Director | 1 Mar 2012 | 24 Aug 2012 | British | 56 years |
| Norman Cardie Mcluskie | Director | 12 Feb 1993 | 23 Aug 2004 | British | 81 years |
| Shirley Margaret Macgillivray | Secretary | 23 Oct 1995 | 18 Jul 1997 | British | - |
| Shirley Margaret Macgillivray | Secretary | 24 Jul 1998 | 19 Dec 2000 | British | - |
| Stephen Paul Brannan | Director | 23 Aug 1999 | 21 May 2004 | British | 72 years |
| Stuart Alexander Mcintyre | Director | 15 Sept 2008 | 6 Mar 2012 | British | 57 years |
| Tony Alan Surridge | Director | 15 Dec 2000 | 31 Mar 2006 | British | 78 years |
| Yvonne Addison | Secretary | 11 Mar 2010 | 3 Jul 2014 | - | - |