| Andrew Michael David Kirkman | Director | 19 Jan 2016 | 30 Jun 2019 | British | 54 years |
| Christopher Mawe | Director | 30 Jun 2006 | 17 Sept 2007 | British | 64 years |
| Christopher Michael Birch | Director | 4 Nov 2016 | 30 Nov 2018 | British | 45 years |
| David Graham Brocksom | Director | 18 Sept 2007 | 6 Dec 2012 | British | 66 years |
| Edward Charles Peat | Director | 30 Jun 2006 | 4 Nov 2016 | British | 68 years |
| Eps Secretaries Limited | Corporate Nominee Secretary | 2 Jun 2006 | 30 Jun 2006 | United Kingdom | - |
| Garold Ralph Spindler | Director | 30 Jun 2006 | 9 Jul 2007 | American | 79 years |
| Gary Owens | Director | 4 Nov 2016 | 30 Nov 2018 | British | 43 years |
| Harworth Secretariat Services Limited | Corporate Secretary | 31 Oct 2012 | 8 Sept 2021 | United Kingdom | - |
| Ian Richard Ball | Director | 4 Nov 2016 | 30 Nov 2018 | British | 55 years |
| Ian Richard Ball | Director | 30 Jun 2019 | 8 Sept 2021 | British | 55 years |
| Jeremy Rhodes | Secretary | 31 May 2012 | 15 Aug 2012 | British | - |
| Jeremy Richard Hague | Director | 17 Aug 2006 | 21 Oct 2014 | British | 62 years |
| Jonathan Simon Lloyd | Director | 17 Jan 2007 | 15 Nov 2010 | British | 70 years |
| Michael Anthony Jones | Director | 10 Dec 2007 | 30 Sept 2011 | British | 61 years |
| Michael Richardson | Director | 21 Oct 2014 | 29 Feb 2016 | British | 63 years |
| Mikjon Limited | Corporate Nominee Director | 2 Jun 2006 | 30 Jun 2006 | United Kingdom | - |
| Philip Michael Wilson | Director | 4 Nov 2016 | 21 Jun 2018 | British | 58 years |
| Richard Andrew Cole | Secretary | 30 Jun 2006 | 31 May 2012 | British | - |
| Richard Owen Michaelson | Director | 2 Aug 2010 | 31 Dec 2020 | British | 60 years |
| Timothy John Love | Director | 19 Feb 2007 | 4 Nov 2016 | British | 64 years |
