| Alastair George Baird | Director | 8 Mar 2012 | 2 Dec 2016 | British | 62 years |
| Andrew Taylor | Director | 8 Nov 2017 | 28 Jun 2019 | British | 53 years |
| Barratt Corporate Secretarial Services Limited | Corporate Secretary | 8 Mar 2012 | 28 Jun 2019 | United Kingdom | - |
| Charles John Middleton | Director | 28 Jun 2019 | 31 Mar 2022 | British | 60 years |
| Christopher Michael John Forshaw | Director | 31 Oct 2011 | 5 Apr 2017 | British | 77 years |
| David Gregory Tillotson | Director | 8 Mar 2012 | 22 May 2017 | British | 62 years |
| Edward Anthony Beaver | Director | 5 Oct 2012 | 14 Nov 2016 | British | 53 years |
| Gary Martin Ennis | Director | 2 Dec 2016 | 28 Jun 2019 | Irish | 57 years |
| James Fielding Taylor | Director | 19 Jan 2016 | 31 Mar 2019 | British | 52 years |
| Jean-marc Vandevivere | Director | 20 Apr 2015 | 19 Jan 2016 | French | 49 years |
| Julian Paul Hodder | Director | 2 May 2017 | 8 Nov 2017 | British | 55 years |
| Matthew Calladine | Director | 22 May 2017 | 28 Jun 2019 | British | 52 years |
| Michael Stuart Rayner | Director | 31 Oct 2011 | 5 Oct 2012 | British | 52 years |
| Miles Henry Price | Director | 16 Mar 2022 | 11 Apr 2025 | British | 52 years |
| Ndiana Ekpo | Secretary | 31 Oct 2011 | 8 Mar 2012 | - | - |
| Neil Cooper | Director | 23 Nov 2015 | 19 Jan 2017 | British | 59 years |
| Nigel Mark Webb | Director | 31 Oct 2011 | 30 Jun 2023 | British | 63 years |
| Richard John Wise | Director | 31 Mar 2019 | 22 Mar 2023 | British | 63 years |
| Robert Kenneth Williams | Director | 8 Mar 2012 | 1 Jul 2015 | British | 62 years |
| Thomas Anthony Lewis Olsen | Director | 30 Jul 2015 | 2 May 2017 | British | 50 years |
