| Adam Francis Mills | Director | 24 Jan 1996 | 4 Jul 1996 | British | 83 years |
| Alan Leonard Whitnall | Secretary | 16 May 2008 | 29 May 2009 | British | - |
| Alastair Norman Macpherson | Director | 4 Jan 1996 | 10 Apr 1997 | British | 75 years |
| Alexander Henderson Rapson | Director | 24 May 1995 | 4 Jan 1996 | British | 81 years |
| Alexander Henderson Rapson | Director | 12 Aug 1998 | 16 May 2008 | British | 81 years |
| Arnold Mark Threapleton | Director | 23 Mar 2020 | 30 Jun 2020 | British | 72 years |
| Carla Lucy Stockton-jones | Director | 1 Jul 2020 | 3 Jul 2023 | British | 54 years |
| Christopher Hart | Secretary | 24 Jan 1996 | 31 Jul 1996 | British | - |
| Colin Brown | Director | 16 May 2008 | 31 May 2019 | British | 58 years |
| David Alexander Liston | Director | 1 Jul 2018 | 20 Sept 2019 | British | 55 years |
| Ernest Patterson | Director | 11 Oct 1996 | 13 Jan 1997 | British | 79 years |
| Freda Mae Rapson | Director | 2 Oct 1998 | 12 Apr 2002 | British | 62 years |
| Freda Mae Rapson | Secretary | 1 Dec 1998 | 12 Apr 2002 | British | - |
| Gary James Nolan | Director | 2 May 2013 | 28 Dec 2016 | British | 70 years |
| Jenny Casson | Secretary | 31 Jul 1996 | 12 Aug 1998 | British | - |
| John Derek Lornie | Director | 4 Jan 1996 | 12 Aug 1998 | British | 73 years |
| John Derek Lornie | Director | 16 Mar 1999 | 28 Oct 2005 | British | 73 years |
| John Derek Lornie | Secretary | 4 Jan 1996 | 24 Jan 1996 | British | - |
| John Derek Lornie | Secretary | 12 Apr 2002 | 28 Oct 2005 | British | - |
| Jonathan Charles Oakey | Director | 1 Apr 2019 | 22 May 2019 | British | 61 years |
| Ledingham Chalmers | Corporate Secretary | 12 Aug 1998 | 30 Nov 1998 | - | - |
| Ledingham Chalmers | Corporate Secretary | 28 Oct 2005 | 1 Apr 2006 | - | - |
| Ledingham Chalmers Llp | Corporate Secretary | 1 Apr 2006 | 3 May 2006 | United Kingdom | - |
| Leslie Brian Warneford | Director | 16 May 2008 | 26 Apr 2013 | British | 78 years |
| Marion Louise Houssemayne Du Boulay | Director | 24 Jan 1996 | 11 Oct 1996 | British | 77 years |
| Mark Thomas Whitelocks | Director | 28 Dec 2016 | 1 Jul 2018 | British | 44 years |
| Michael John Beveridge | Secretary | 24 May 1995 | 4 Jan 1996 | British | - |
| Michael John Vaux | Director | 20 May 2010 | 28 Dec 2016 | British | 55 years |
| Michael John Vaux | Secretary | 29 May 2009 | 30 Jul 2024 | British | - |
| Neil John Renilson | Director | 1 Jan 1999 | 11 Jun 2004 | British | 71 years |
| Oswalds Of Edinburgh Limited | Corporate Secretary | 24 May 1995 | 24 May 1995 | United Kingdom | - |
| Philip Michael White | Director | 30 Jan 1997 | 12 Aug 1998 | British | 77 years |
| Robert Gervase Andrew | Director | 20 May 2010 | 24 Feb 2020 | British | 63 years |
| Robert Montgomery | Director | 20 May 2010 | 22 Mar 2017 | British | 74 years |
| Robert Wiper | Director | 21 Mar 1997 | 12 Aug 1998 | British | 72 years |
| Samuel Derek Greer | Director | 20 May 2010 | 28 Dec 2016 | British | 58 years |
| Steven Walker | Director | 19 May 2010 | 28 Dec 2016 | British | 55 years |
| Warren Stanley Mitchell | Secretary | 3 May 2006 | 16 May 2008 | British | - |
| William Alasdair Macdonald | Director | 1 Mar 1999 | 31 Dec 2000 | British | 69 years |