| Alexander Maxwell Crombie | Director | 26 Aug 2005 | 31 Dec 2009 | British | 77 years |
| Amanda Helen Bowe | Director | 24 Oct 2016 | 30 Apr 2024 | British | 58 years |
| Andrew Moss | Director | 6 Nov 2020 | 1 Oct 2022 | British | 62 years |
| Andrew Stephen Melcher | Director | 1 Apr 2007 | 31 Mar 2010 | British | 77 years |
| Anne Margaret Gunther | Director | 1 Oct 2007 | 27 Feb 2009 | British | 71 years |
| Anthony Brown | Director | 1 Oct 2007 | 12 May 2008 | British | 65 years |
| Barry O'dwyer | Director | 1 Jun 2006 | 3 Aug 2007 | Irish | 55 years |
| Bernard Andrew Curran | Director | 1 Oct 2020 | 8 May 2025 | British | 58 years |
| Brid Mary Meaney | Director | 1 Apr 2021 | 19 Aug 2024 | Irish | 52 years |
| Christian Roy Torkington | Director | 1 Jul 2010 | 30 Sept 2011 | British | 64 years |
| D.w. Company Services Limited | Corporate Nominee Secretary | 30 Jun 2005 | 26 Aug 2005 | United Kingdom | - |
| D.w. Director 1 Limited | Corporate Nominee Director | 30 Jun 2005 | 26 Aug 2005 | United Kingdom | - |
| David Gideon Marock | Director | 24 Oct 2016 | 31 Aug 2018 | British | 56 years |
| David Thomas Nish | Director | 1 Oct 2007 | 5 Aug 2015 | British | 66 years |
| Diana Susan Miller | Director | 31 Aug 2018 | 31 Dec 2019 | British | 76 years |
| Elizabeth Noel Harwerth | Director | 14 Aug 2017 | 31 Aug 2018 | Anglo American | 79 years |
| Evelyn Brigid Bourke | Director | 7 Aug 2006 | 7 Nov 2008 | Irish | 61 years |
| Finbar Anthony O'dwyer | Director | 1 Sept 2016 | 31 Aug 2018 | Irish | 55 years |
| Frances Margaret Horsburgh | Secretary | 22 Jan 2015 | 31 Aug 2018 | - | - |
| Francis Xavier Kirwan | Director | 1 Oct 2007 | 12 Dec 2008 | British | 74 years |
| Ian Adam Craston | Director | 1 Jun 2023 | 31 Oct 2025 | British | 60 years |
| Jacqueline Hunt | Director | 22 Jan 2010 | 18 Apr 2011 | British | 58 years |
| Jacqueline Hunt | Director | 20 May 2011 | 26 Apr 2013 | British | 58 years |
| James Daniel Gallagher | Director | 23 Jul 2020 | 30 Sept 2021 | British | 72 years |
| John Easton Gill | Director | 26 Aug 2005 | 10 Nov 2016 | British | 62 years |
| John Robert Lister | Director | 31 Aug 2018 | 24 Aug 2025 | British | 68 years |
| Jonathan Robson Pears | Director | 31 Aug 2018 | 1 Oct 2022 | British | 58 years |
| Keith William Morris | Director | 1 Oct 2007 | 12 Dec 2008 | English | 78 years |
| Kevin Allen Huw Parry | Director | 29 May 2018 | 31 Aug 2018 | British | 64 years |
| Luke Savage | Director | 18 Aug 2014 | 17 Feb 2017 | British | 65 years |
| Lynne Margaret Peacock | Director | 1 Apr 2016 | 29 May 2018 | British | 73 years |
| Margaret Grace Hassall | Director | 23 Jul 2020 | 31 Mar 2023 | British | 65 years |
| Mark Alexander Hesketh | Director | 18 Apr 2011 | 31 May 2017 | British | 65 years |
| Maxwell Colin Ledlie | Director | 18 Dec 2006 | 1 Oct 2007 | British | 60 years |
| Michael John Eakins | Director | 23 Jul 2020 | 1 Oct 2022 | Irish | 51 years |
| Michael Kent Atkinson | Director | 26 Aug 2005 | 29 May 2007 | English,brazilian | 81 years |
| Michael Kent Atkinson | Director | 1 Oct 2007 | 12 Dec 2008 | English,brazilian | 81 years |
| Michael Norris Urmston | Director | 31 Aug 2018 | 31 Oct 2021 | British | 77 years |
| Nathan Richard Parnaby | Director | 26 Aug 2005 | 31 Jul 2012 | British | 68 years |
| Nicholas Hugh Poyntz-wright | Director | 31 Aug 2018 | 31 Dec 2024 | British | 63 years |
| Norman Keith Skeoch | Director | 5 Aug 2015 | 1 Sept 2016 | British | 70 years |
| Norman Roy Blackwell | Director | 26 Aug 2005 | 31 Mar 2010 | British | 74 years |
| Paul Stephen Matthews | Director | 1 Oct 2007 | 1 Mar 2017 | British | 66 years |
| Peter Kamalakant Joshi | Director | 29 Feb 2008 | 31 Oct 2008 | British | 61 years |
| Peter Kane Mayes | Director | 1 Oct 2022 | 31 Mar 2024 | British | 55 years |
| Peter Trygve Tyson | Secretary | 31 Aug 2013 | 22 Jan 2015 | - | - |
| Rakesh Kishore Thakrar | Director | 31 Aug 2018 | 15 May 2020 | British | 51 years |
| Rakesh Kishore Thakrar | Director | 1 Oct 2022 | 31 Jul 2024 | British | 51 years |
| Ranjit Singh | Director | 11 Jun 2013 | 10 Nov 2016 | American | 64 years |
| Raymond Greenshields | Director | 1 Mar 2007 | 31 Mar 2010 | Australian | 79 years |
| Richard David Houghton | Director | 2 Feb 2017 | 31 Dec 2019 | British | 61 years |
| Shaun Edward Doherty | Director | 26 Aug 2005 | 7 Aug 2006 | British | 68 years |
| Simon Alexander Dawson Burns | Secretary | 26 Aug 2005 | 31 Aug 2013 | British | - |
| Simon David George Douglas | Director | 26 Aug 2005 | 27 Apr 2006 | British | 61 years |
| Stephen Andrew Clarke | Director | 31 Aug 2018 | 1 Oct 2022 | British | 72 years |
| Stephen Keith Percival | Director | 31 May 2017 | 31 Mar 2021 | British | 51 years |
| Susan Davidson Mcinnes | Director | 31 Aug 2018 | 1 Oct 2020 | British | 64 years |
| Trevor John Matthews | Director | 26 Aug 2005 | 29 Jan 2008 | Australian | 74 years |
