| Alistair Ian Macrae | Secretary | 8 Sept 2004 | 31 Aug 2007 | British | - |
| Amy Charlotte Bone | Director | 23 Nov 2016 | 22 Feb 2018 | British | 42 years |
| Andrew Hulme | Director | 22 Feb 2018 | 9 Mar 2020 | British | 45 years |
| Andrew John Cumming | Director | 29 Sept 2009 | 6 Feb 2012 | British | 71 years |
| Andrew William Geczy | Director | 24 Mar 2010 | 16 Jan 2013 | American | 62 years |
| Ceri Richards | Director | 7 Feb 2005 | 9 Oct 2009 | British | 67 years |
| David Alexander Bruce Gibson | Director | 8 Feb 2006 | 28 May 2008 | British | 60 years |
| David Dermot Hennessey | Secretary | 17 Aug 2016 | 8 Jan 2024 | - | - |
| David Miller | Director | 10 Jun 2008 | 28 Sept 2009 | British | 63 years |
| David Robert Lyall | Director | 8 Nov 2004 | 8 Feb 2005 | British | 60 years |
| Fiona Jane Gibson | Director | 23 Jul 2015 | 23 Nov 2016 | British | 50 years |
| Graeme Robert Andrew Shankland | Director | 8 Feb 2005 | 26 May 2010 | British | 65 years |
| Graham John Mcdonald | Director | 8 Nov 2004 | 11 Oct 2013 | British | 65 years |
| Iain James Purves | Director | 8 Feb 2005 | 26 Oct 2009 | British | 56 years |
| Ian Douglas Shanks | Director | 8 Nov 2004 | 8 Feb 2005 | British | 59 years |
| Ian Robertson | Director | 8 Feb 2005 | 29 Jun 2007 | British | 76 years |
| Jennifer Elizabeth Nielsen | Secretary | 31 Aug 2007 | 15 Jun 2012 | British | - |
| John Benjamin Molony | Director | 16 Dec 2010 | 18 Feb 2013 | British | 59 years |
| John Craig Wilson | Director | 8 Nov 2004 | 31 Jan 2005 | British | 66 years |
| Jonathan Charles Nigel Digges | Director | 11 Jul 2013 | 30 Jan 2015 | British | 55 years |
| Jordans (scotland) Limited | Corporate Nominee Director | 26 Aug 2004 | 8 Sept 2004 | United Kingdom | - |
| Karen Margaret Bothwell | Director | 8 Feb 2006 | 2 Jul 2012 | British | 63 years |
| Lloyds Secretaries Limited | Corporate Secretary | 15 Jun 2012 | 20 Jan 2016 | United Kingdom | - |
| Oswalds Of Edinburgh Limited | Corporate Nominee Secretary | 26 Aug 2004 | 8 Sept 2004 | United Kingdom | - |
| Pamela Simone Dickson | Director | 2 Jul 2012 | 1 Jun 2016 | Scottish | 58 years |
| Paul Gittins | Secretary | 20 Jan 2016 | 17 Aug 2016 | - | - |
| Peter Joseph Cummings | Director | 8 Sept 2004 | 31 Oct 2005 | British | 70 years |
| Sheena Margaret Nimmo | Director | 8 Nov 2004 | 8 Feb 2005 | British | 63 years |
| Stephen James Morrison | Director | 8 Feb 2005 | 5 Nov 2007 | British | 55 years |
| Thomas Cuff Murphy | Director | 24 Mar 2010 | 15 Jun 2012 | American | 68 years |
| Yvonne Easton Sharp | Director | 29 Sept 2009 | 30 Jun 2010 | British | 53 years |