| Alistair Ian Macrae | Secretary | 1 Sept 2000 | 31 Aug 2007 | British | - |
| Alistair James Neil Hewitt | Director | 10 Feb 2015 | 31 Oct 2016 | British | 54 years |
| Amy Charlotte Bone | Director | 13 Dec 2016 | 16 May 2018 | British | 43 years |
| Andrew Hulme | Director | 16 May 2018 | 8 Apr 2020 | British | 46 years |
| Andrew William John Wilson | Director | 27 Sept 2013 | 30 Jun 2014 | British | 57 years |
| Aubrey Mark Collins | Director | 23 Jun 2011 | 1 Aug 2011 | British | 70 years |
| Bruce Smith Anderson | Director | 22 Sept 2014 | 10 Feb 2015 | British | 63 years |
| D.w. Company Services Limited | Corporate Secretary | 21 Jan 1999 | 12 Feb 1999 | United Kingdom | - |
| David Dermot Hennessey | Secretary | 13 Dec 2016 | 8 Jan 2024 | - | - |
| Douglas James Crawford | Director | 21 Jan 1999 | 12 Feb 1999 | British | 61 years |
| Fiona Jane Gibson | Director | 19 Aug 2015 | 13 Dec 2016 | British | 51 years |
| Gavin Cameron Loudon | Director | 18 Aug 2000 | 17 Jul 2020 | British | 79 years |
| Gerald Campbell More | Director | 12 Sept 2019 | 19 Apr 2024 | British | 65 years |
| Glenn Fraser Whyte Allison | Director | 12 Feb 1999 | 31 Jan 2019 | British | 70 years |
| Gordon Cochrane | Director | 12 Feb 1999 | 18 May 2001 | British | 78 years |
| Grant Kirkhope | Director | 17 Jul 2020 | 19 Apr 2024 | British | 46 years |
| James Charles Oneil | Director | 18 Aug 2000 | 23 Jun 2011 | British | 65 years |
| James Kerr Cruickshank | Director | 12 Feb 1999 | 23 Jun 2011 | British | 66 years |
| John Barkley | Director | 12 Feb 1999 | 18 Aug 2000 | British | 78 years |
| Laurence John Edwards | Secretary | 31 Aug 2007 | 1 Oct 2012 | British | - |
| Lloyds Secretaries Limited | Corporate Secretary | 1 Oct 2012 | 27 Jan 2016 | United Kingdom | - |
| Lysanne Jane Warren Black | Secretary | 12 Feb 1999 | 1 Sept 2000 | British | - |
| Michael Buchanan Polson | Director | 21 Jan 1999 | 12 Feb 1999 | British | 62 years |
| Monica Marian De Vries | Director | 8 Apr 2020 | 21 Apr 2022 | Dutch | 54 years |
| Paul Gittins | Secretary | 27 Jan 2016 | 13 Dec 2016 | - | - |
| Paul Ronayne Harries | Director | 23 Jun 2011 | 25 Sept 2013 | British | 57 years |
