| Aberdeen Asset Management Plc | Corporate Secretary | 12 Feb 2008 | 1 Jan 2021 | - | - |
| Alastair Murray Haddow | Director | 12 Feb 2008 | 1 Jan 2020 | British | 75 years |
| Angus Donald Mackintosh Macdonald | Director | 18 May 2001 | 28 Nov 2002 | British | 86 years |
| Anne Helen Richards | Director | 28 Nov 2002 | 12 Feb 2008 | British | 61 years |
| Charles Kenneth Roy Lance Nunneley | Director | 29 Apr 2003 | 24 Oct 2003 | British | 89 years |
| Colin Hamish Ross | Director | 24 Jul 1998 | 18 May 2001 | British | 85 years |
| Edinburgh Fund Managers Plc | Corporate Secretary | 24 Jul 1998 | 12 Feb 2008 | United Kingdom | - |
| John Plumpton | Director | 12 Feb 2008 | 31 Dec 2021 | British | 74 years |
| John Woodman Blair | Director | 24 Jul 1998 | 28 Nov 2002 | British | 88 years |
| Michael Craig Turner | Director | 12 Feb 2008 | 1 Jan 2020 | British | 63 years |
| Roderick Macleod Macrae | Director | 28 Nov 2002 | 12 Feb 2008 | British | 61 years |
| Stewart David Brown | Director | 8 Jun 1998 | 24 Jul 1998 | British | 52 years |
| Susan Patricia Inglis | Director | 8 Jun 1998 | 24 Jul 1998 | British | 61 years |
| Susan Patricia Inglis | Secretary | 8 Jun 1998 | 24 Jul 1998 | British | - |