| Barbara Plucnar Jensen | Director | 3 Oct 2016 | 28 Feb 2019 | Danish | 55 years |
| Bruce Andrew Van Der Waag | Director | 13 May 2019 | 22 Oct 2021 | Dutch | 60 years |
| Christopher Ian Mclain | Director | 7 Jan 2009 | 31 Jul 2009 | British | 62 years |
| Colin Robert Tennent | Director | 8 Mar 2001 | 3 Oct 2008 | British | 62 years |
| David Thomas Simons | Secretary | 8 Mar 2001 | 7 Jan 2009 | British | - |
| Edward Charles Chandler | Director | 3 Oct 2008 | 13 Nov 2009 | British | 48 years |
| Edward Charles Chandler | Secretary | 7 Jan 2009 | 13 Nov 2009 | British | - |
| Gary Coyle | Director | 8 Mar 2001 | 23 Sept 2004 | British | 59 years |
| Gary John Kidd | Director | 20 Jan 2015 | 1 Sept 2016 | British | 62 years |
| Ian Davidson | Director | 5 Oct 2009 | 20 Jan 2015 | British | 63 years |
| Jamie Reynolds | Director | 7 Jan 2009 | 16 Oct 2009 | British | 51 years |
| Jorn Vestergaard | Director | 1 Jun 2015 | 3 Oct 2016 | Danish | 58 years |
| K & S Directors Limited | Corporate Nominee Director | 6 Feb 2001 | 8 Mar 2001 | United Kingdom | - |
| K & S Secretaries Limited | Corporate Nominee Secretary | 6 Feb 2001 | 8 Mar 2001 | United Kingdom | - |
| Mark Stephen Thomas | Director | 23 Jun 2004 | 10 Mar 2008 | British | 66 years |
| Matthew Brabin | Secretary | 20 Jan 2015 | 13 Nov 2015 | - | - |
| Matthew Edward Stanley Brabin | Director | 20 Jan 2015 | 13 Nov 2015 | British | 61 years |
| Matthew Edward Stanley Brabin | Director | 1 Aug 2016 | 16 Jun 2020 | British | 61 years |
| Philip John Leigh | Director | 28 Feb 2019 | 28 Feb 2021 | British | 59 years |
| Purvin Kumar Madhusudan Patel | Director | 16 Jun 2020 | 23 Dec 2020 | British | 53 years |
| Richard Ian Sykes | Director | 20 Jan 2015 | 1 Aug 2016 | British | 56 years |
| Stephanie Louise Hamilton | Director | 22 Feb 2021 | 31 Jul 2021 | British | 55 years |