| Allene Claire O'shaughnessy | Director | 29 Mar 2011 | 26 Oct 2012 | British | 53 years |
| Angela Mary Cunningham | Secretary | 1 Mar 2004 | 15 Dec 2005 | British | - |
| Barbara Ida Mary Turnbull | Director | 7 Oct 1997 | 23 Oct 2015 | British | 68 years |
| Brian Nicholas Harris | Director | 1 Jan 2001 | 13 Jun 2003 | British | 94 years |
| David Edmund Cartledge | Director | 26 Apr 2000 | 20 Sept 2010 | British | 79 years |
| David Keith Shelton | Director | 7 Oct 1997 | 8 Apr 1999 | British | 71 years |
| Derek Mapp | Director | 1 Sept 2006 | 1 Jun 2007 | British | 75 years |
| Derek Stephen Sach | Director | 20 Jan 1999 | 29 Oct 2012 | British | 77 years |
| Duncan Innes | Director | 23 Sept 2008 | 30 Apr 2010 | British | 66 years |
| Eamonn John Boylan | Director | 17 Mar 2009 | 24 Mar 2010 | British | 66 years |
| Euan James Armstrong Hall | Director | 26 May 1999 | 27 Apr 2004 | British | 67 years |
| Gareth Blacker | Director | 1 Nov 2011 | 26 Oct 2012 | British | 60 years |
| George Nigel Ian Greenfield | Director | 26 Jun 1997 | 7 Oct 1997 | British | 72 years |
| Howard David Lincoln | Director | 23 Oct 2015 | 8 Jan 2016 | British | 58 years |
| Ian Fraser Nicol | Director | 26 Oct 2012 | 10 Oct 2014 | British | 58 years |
| James Harry Gill | Director | 8 Apr 1999 | 26 Jun 2001 | British | 76 years |
| James Lane Tuckey | Director | 20 Jan 2005 | 15 Dec 2005 | British | 79 years |
| John Albert Lea | Secretary | 7 Oct 1997 | 1 Mar 2004 | British | - |
| John Robert Walker | Director | 26 Jun 2001 | 17 Mar 2009 | British | 79 years |
| Jonathan Allan Irvine | Director | 30 Apr 2010 | 1 Nov 2011 | British | 52 years |
| Karen Edna Jarvis | Director | 26 Jun 1997 | 7 Oct 1997 | British | 63 years |
| Karen Edna Jarvis | Secretary | 26 Jun 1997 | 7 Oct 1997 | British | - |
| Keith Martin Howell | Director | 13 Jun 2003 | 31 Aug 2006 | British | 69 years |
| Margaret Anne Ford | Director | 13 Sept 2002 | 15 Dec 2004 | British | 68 years |
| Mark Rogers | Director | 27 Apr 2004 | 18 Dec 2007 | British | 61 years |
| Michael Carr | Director | 7 Oct 1997 | 8 Apr 1999 | British | 78 years |
| Morven Gow | Secretary | 27 Apr 2012 | 26 Mar 2015 | - | - |
| Patricia Ann Ritchie | Director | 14 Dec 2010 | 26 Oct 2012 | British | 66 years |
| Paula Maria Hay-plumb | Director | 7 Oct 1997 | 31 Jul 2002 | British | 65 years |
| Pauleen Alice Lane | Director | 22 Dec 2005 | 17 Mar 2009 | British | 62 years |
| Rachel Elizabeth Fletcher | Secretary | 15 Dec 2005 | 27 Apr 2012 | British | - |
| Rbs Secretarial Services Limited | Corporate Secretary | 26 Mar 2015 | 30 Sept 2019 | United Kingdom | - |
| Robert Henry Beattie | Director | 7 Oct 1997 | 29 Oct 2012 | British | 76 years |
| Robert Speirs | Director | 7 Oct 1997 | 20 Jan 1999 | British | 89 years |
| Robin Graham Caven | Director | 15 Sept 2009 | 29 Mar 2011 | British | 64 years |
| Ronald Norman | Director | 7 Oct 1997 | 1 Jan 2001 | British | 88 years |
| Trevor Beattie | Director | 24 Jun 2010 | 14 Dec 2010 | British | 68 years |
| William Samuel | Director | 7 Oct 1997 | 26 Apr 2000 | British | 82 years |
| William Skilki | Director | 14 Nov 2006 | 23 Sept 2008 | British | 78 years |
| York Place Company Nominees Limited | Corporate Nominee Director | 11 Mar 1997 | 26 Jun 1997 | United Kingdom | - |
| York Place Company Secretaries Limited | Corporate Nominee Secretary | 11 Mar 1997 | 26 Jun 1997 | United Kingdom | - |