| Aberdeen Asset Management Plc | Corporate Secretary | 2 May 2001 | 25 May 2004 | - | - |
| Ancosec Limited | Corporate Secretary | 25 Jun 2007 | 30 May 2008 | United Kingdom | - |
| Andrew Fraser Speedie | Director | 21 Jun 2001 | 30 Sept 2004 | British | 63 years |
| Andrew Paul Ross Thomson | Director | 12 Jul 2002 | 1 Feb 2005 | British | 63 years |
| Andrew Richard Ingram Smith | Director | 12 Jul 2002 | 1 Feb 2005 | British | 62 years |
| Andrew Richard Ingram Smith | Director | 30 Sept 2010 | 30 Jun 2011 | British | 62 years |
| Anne Elizabeth Lucking | Director | 12 Jul 2002 | 8 Mar 2004 | British | 67 years |
| Astrid Deborah Cruickshank | Director | 3 Sept 1999 | 8 Sept 1999 | British | 56 years |
| Charles Anthony Jolyon Weeks | Director | 12 Jul 2002 | 10 Dec 2003 | British | 60 years |
| Ciaran Osullivan | Director | 19 Sept 1997 | 20 Jun 2001 | Irish | 57 years |
| David Ian Hunter | Director | 21 Jun 2001 | 1 Feb 2005 | British | 72 years |
| David Mark Johnston Duffield | Secretary | 25 May 2004 | 25 Jun 2007 | British | - |
| Debbie Ann Smith | Director | 30 May 2008 | 30 Jun 2011 | British | 62 years |
| Hamish Kenneth Donaldson (jack) Mcallister | Director | 12 Jul 2002 | 10 Dec 2003 | British | 77 years |
| Helen Lipscomb | Secretary | 21 Mar 1997 | 3 May 2001 | British | - |
| Hugo William John Llewellyn | Director | 12 Jul 2002 | 10 Dec 2003 | British | 54 years |
| Iain Andrew Reid | Director | 2 May 2001 | 10 Dec 2003 | British | 79 years |
| Jeffrey Mark Pulsford | Director | 25 May 2004 | 30 May 2008 | British | 66 years |
| Jeremy James Plummer | Director | 21 Mar 1997 | 22 Oct 1997 | British | 66 years |
| John Patrick O'connor | Director | 30 May 2008 | 30 Jun 2011 | British | 78 years |
| Jonathan Martin Austen | Director | 21 Mar 1997 | 29 Aug 1997 | British | 69 years |
| Jonathan Martin Austen | Director | 30 Sept 2006 | 30 May 2008 | British | 69 years |
| Lars Henrik Otterbeck | Director | 1 Jun 2000 | 3 May 2001 | Swedish | 83 years |
| Malin Af Petersens | Director | 30 May 2008 | 30 Jun 2011 | Swedish | 58 years |
| Martin James Gilbert | Director | 2 May 2001 | 25 May 2004 | British | 70 years |
| Martyn Gerald Mccarthy | Director | 27 Jan 2003 | 1 Feb 2005 | British | 69 years |
| Nico Tates | Director | 3 May 2001 | 25 May 2004 | Dutch | 69 years |
| Olof Henrik Sandberg | Director | 5 Feb 1998 | 3 May 2001 | Swedish | 68 years |
| Patrick Deigman | Director | 25 May 2004 | 30 Sept 2006 | British | 73 years |
| Paul Bernard Aggett | Director | 10 Dec 2003 | 25 May 2004 | British | 65 years |
| Per Anders Ek | Director | 15 Dec 1997 | 1 Jun 2000 | Swedish | 77 years |
| Philip Michael Ingman | Director | 21 Mar 1997 | 11 Apr 2001 | British | 70 years |
| Richard Backlund | Director | 30 Aug 2000 | 25 May 2004 | Swedish | 75 years |
| Rickard Backlund | Director | 30 May 2008 | 30 Sept 2010 | Swedish | 75 years |
| Scott Edward Massie | Director | 30 Jun 2011 | 30 Mar 2017 | British | 65 years |
| Tenon Nominees Limited | Corporate Director | 30 Jun 2011 | 30 Mar 2017 | United Kingdom | - |
| Timothy Simon Winslow | Director | 30 May 2008 | 30 May 2008 | British | 78 years |
| Timothy Simon Winslow | Director | 30 May 2008 | 30 Jun 2011 | British | 78 years |
| Timothy Simon Winslow | Director | 30 May 2008 | 30 May 2008 | British | 78 years |
| William Wallace Anderson | Director | 11 Apr 2001 | 3 May 2001 | British | 75 years |