| Adrian James Macandrew Coats | Director | 1 Dec 2001 | 31 Dec 2009 | British | 71 years |
| Alexander Duckett | Director | 1 Apr 2003 | 31 Dec 2007 | British | 66 years |
| Alexander Hugh Mccormack Begbie | Director | 28 Feb 2005 | 30 Nov 2006 | British | 60 years |
| Alexandra Ewan Ritchie | Director | 8 Jan 1998 | 31 Mar 2000 | British | 82 years |
| Andrew Ross Mitchell | Director | 1 Jul 1993 | 30 Sept 2005 | British | 74 years |
| Andrew Ross Mitchell | Secretary | 11 Jun 1998 | 23 Feb 1999 | British | - |
| Anne Mckay | Secretary | 1 Jul 1993 | 11 Jun 1998 | British | - |
| David Baxter | Director | 1 Feb 2009 | 12 Jul 2013 | British | 73 years |
| David John Richardson | Director | 28 Oct 1992 | 31 May 1996 | British | 87 years |
| David Lewis Wark | Director | 15 Oct 2004 | 8 Jun 2016 | British | 63 years |
| David Smith Simpson | Director | 29 Oct 1999 | 31 May 2006 | British | 74 years |
| David Thomas Nish | Director | 8 Jan 1998 | 1 Dec 2001 | British | 66 years |
| David Virtue Murray | Director | 8 Jan 1998 | 30 Sept 1999 | British | 80 years |
| Donald James Wright | Director | 30 Sept 2007 | 30 Sept 2022 | British | 62 years |
| Donald John Miller | Director | 5 Dec 1988 | 31 Jul 1992 | British | 99 years |
| Duncan Whyte | Director | 1 Mar 1989 | 31 May 1999 | British | 80 years |
| Elaine Bissett | Director | 16 Dec 2010 | 2 Feb 2018 | British | 64 years |
| Gerald Richard Leonard | Director | 29 Oct 1999 | 30 Sept 2001 | British | 75 years |
| Gerard Morrison | Director | 8 Jan 1998 | 30 Sept 1999 | British | 70 years |
| Grace Ann Buckley | Director | 8 Jan 1998 | 30 Apr 2004 | British | 76 years |
| Graham Burgher Aird Watt | Director | 28 Oct 1992 | 30 Jun 1993 | British | 89 years |
| Hamilton Smillie | Director | 29 Oct 1999 | 31 Mar 2004 | British | 80 years |
| Hamish Euan Watson | Secretary | 31 Jan 2011 | 2 Feb 2015 | British | - |
| Hamish Euan Watson | Director | 20 Jan 2010 | 16 Dec 2010 | British | 54 years |
| Henry Gill | Director | 30 Sept 2005 | 30 Sept 2009 | British | 77 years |
| Ian Mathieson Hamilton Preston | Director | 5 Dec 1988 | 18 Jul 1995 | British | 94 years |
| James Anderson | Director | 12 Oct 2015 | 20 Apr 2016 | British | 65 years |
| Janet Morrison | Director | 1 Sept 2004 | 8 Aug 2005 | British | 65 years |
| Jim Mcgowan | Director | 29 Sept 2006 | 1 Feb 2009 | British | 76 years |
| Joan Amanda Stuart | Director | 1 Oct 2013 | 12 Oct 2015 | British | 62 years |
| Joseph Stewart Wood | Director | 8 Jan 1998 | 30 Sept 2007 | British | 71 years |
| Julie Welsh | Director | 30 Nov 2006 | 3 Oct 2008 | British | 52 years |
| Leslie Hutchison Burns | Director | 24 Sept 2002 | 29 Sept 2006 | British | 73 years |
| Marie Isobel Ross | Director | 3 Oct 2008 | 7 Jan 2011 | British | 64 years |
| Marion Venman | Director | 1 Sept 2006 | 26 Mar 2008 | British | 58 years |
| Michael Howard Davies | Director | 1 Feb 2011 | 30 Sept 2020 | British | 46 years |
| Michael John Kinski | Director | 1 Mar 1995 | 1 Apr 1996 | British | 74 years |
| Morton Kennedy Higgins | Secretary | 5 Dec 1988 | 31 Mar 1993 | British | - |
| Norman Mcneil | Director | 1 Oct 2001 | 30 Sept 2005 | British | 60 years |
| Paul Mulhern | Secretary | 26 Apr 2002 | 29 Oct 2010 | British | - |
| Paul Pagliari | Director | 29 Oct 1999 | 10 Jul 2001 | British | 66 years |
| Robert Anthony Connelly | Director | 8 Jan 1998 | 31 Mar 2003 | British | 82 years |
| Samuel Murray Gormill Hinshelwood | Director | 8 Jan 1998 | 24 Mar 1999 | British | 79 years |
| Sarah Mcnulty | Director | 2 Feb 2018 | 30 Sept 2020 | British | 48 years |
| Scott Hamilton Mathieson | Director | 26 Mar 2008 | 30 Jun 2011 | British | 54 years |
| Stephen Wilson Dunn | Director | 1 Dec 2001 | 28 Feb 2005 | British | 66 years |
| Stephen Wilson Dunn | Director | 30 Sept 2005 | 3 May 2006 | British | 66 years |
| Stuart Paul Stephen | Secretary | 23 Feb 1999 | 26 Apr 2002 | British | - |
| Timothy John Mercer | Director | 28 Oct 1992 | 31 Oct 1993 | British | 90 years |
| William Daniel Landels | Director | 1 Oct 2009 | 31 Dec 2018 | British | 83 years |
| William Daniel Landels | Director | 1 Jun 1999 | 30 Sept 1999 | British | 83 years |
| William James Sutherland | Director | 5 Dec 1988 | 30 Jun 1995 | British | 91 years |