| Alan James Robson | Secretary | 11 Oct 2007 | 1 May 2009 | British | - |
| Alexander Gowing | Director | 14 Sept 2001 | 30 Sept 2014 | British | 72 years |
| Alistair Mcneil Melville | Director | 22 Aug 1990 | 14 Sept 2001 | British | 88 years |
| Burness Paull Llp | Corporate Secretary | 1 Nov 2013 | 27 Jul 2016 | United Kingdom | - |
| Calum Gerrard Melville | Director | 14 Sept 2001 | 12 Jun 2006 | British | 57 years |
| D.w. Company Services Limited | Corporate Secretary | 15 Feb 2013 | 1 Nov 2013 | United Kingdom | - |
| David Robinson | Director | 11 Oct 2007 | 1 Jun 2012 | British | 76 years |
| Denise Brenda Robinson | Secretary | 1 May 2009 | 15 Feb 2013 | British | - |
| Dorothy Thompson Melville | Director | 9 Nov 1990 | 14 Sept 2001 | British | 86 years |
| Evan Devonald Winston Phillips | Director | 11 Oct 2007 | 1 May 2012 | British | 73 years |
| Gordon Middelton | Director | 10 Dec 2001 | 31 Jan 2008 | British | 59 years |
| Iain Smith & Company | Corporate Nominee Secretary | 24 Jan 1992 | 21 Aug 2007 | - | - |
| Jonathan James Blair | Director | 16 Aug 2019 | 16 Mar 2020 | British | 56 years |
| Keith Moorhouse | Director | 15 Feb 2013 | 16 Aug 2019 | British | 59 years |
| Keith Moorhouse | Director | 21 Jan 2022 | 25 Jun 2025 | British | 59 years |
| Maclay Murray & Spens Llp | Corporate Secretary | 21 Aug 2007 | 11 Oct 2007 | United Kingdom | - |
| Mark Alexander Grant | Director | 15 Jun 2011 | 10 May 2013 | British | 58 years |
| Mark Timothy Lejman | Director | 17 May 2011 | 26 Oct 2011 | British | 70 years |
| Neil Richard Carrick | Director | 11 Oct 2007 | 30 Sept 2011 | British | 65 years |
| Per Anders Jonsson | Director | 11 Oct 2007 | 3 Jun 2008 | Swedish | 66 years |
| Philip Dear | Director | 1 Feb 2002 | 11 Oct 2007 | British | 72 years |
| Roderick Ronald Buchan | Director | 15 Jun 2011 | 31 May 2013 | British | 69 years |
| Stuart Mccallum Melville | Director | 14 Sept 2001 | 30 Sept 2010 | British | 61 years |
| Trevor Martin Sands | Director | 27 Oct 2011 | 15 Feb 2013 | United Kingdom | 61 years |