| Aberdeen Asset Management Plc | Corporate Secretary | 29 Aug 2001 | 1 Feb 2002 | - | - |
| Annie Phillips | Director | 1 Feb 2002 | 31 Dec 2018 | British | 75 years |
| Annie Phillips | Secretary | 1 Feb 2002 | 29 Oct 2018 | British | - |
| Capita Sinclair Henderson Limited | Corporate Secretary | 11 May 1993 | 1 Jan 1996 | - | - |
| Charles Annand Fraser | Director | 26 Oct 1995 | 17 Dec 2001 | British | 98 years |
| Clive Mace Gilchrist | Director | 21 May 1993 | 1 Feb 2002 | British | 76 years |
| David Oliphant Kinloch | Director | 21 May 1993 | 1 Feb 2002 | British | 84 years |
| Friends Ivory & Sime Plc | Corporate Secretary | 1 Jan 1996 | 29 Aug 2001 | - | - |
| Iain Gordon Tweedale | Director | 21 May 1993 | 6 Oct 1999 | British | 80 years |
| Iain Samuel Robertson | Director | 26 Oct 1995 | 1 Feb 2002 | British | 81 years |
| Instant Companies Limited | Corporate Nominee Director | 18 Mar 1993 | 11 May 1993 | United Kingdom | - |
| John Cannell Walton | Director | 11 May 1993 | 1 Feb 2002 | British | 80 years |
| Joseph King | Director | 1 Feb 2002 | 15 Mar 2005 | British | 112 years |
| Leila Josephine King | Director | 1 Feb 2002 | 31 Oct 2005 | British | 99 years |
| Robert Peter Laurie | Director | 21 May 1993 | 26 Oct 1995 | British | 101 years |
| Roger Henry Ashley Wain | Director | 21 May 1993 | 22 Oct 1995 | British | 88 years |
| Swift Incorporations Limited | Corporate Nominee Secretary | 18 Mar 1993 | 11 May 1993 | United Kingdom | - |
| William Gawne Fossick | Director | 11 May 1993 | 1 Feb 2002 | British | 86 years |