| Alan John Bowkett | Director | 21 Mar 2017 | 16 Aug 2021 | British | 75 years |
| Alexis George Stirling | Director | 18 Jan 2011 | 3 Oct 2016 | British | 53 years |
| Andrew Richard Burgess | Director | 3 Oct 2016 | 29 Mar 2019 | British | 62 years |
| Aqib Shezad Kadar | Director | 22 Oct 2020 | 14 Oct 2025 | British | 43 years |
| Barry Michael Cockcroft | Director | 26 Jun 2015 | 16 Aug 2021 | British | 76 years |
| Elizabeth Mcdonald | Secretary | 12 Nov 2012 | 31 Oct 2014 | British | - |
| Eric John Kump | Director | 18 Jan 2011 | 3 Oct 2016 | American | 56 years |
| Fabio Massimo Giuseppetti | Director | 22 Oct 2020 | 14 Oct 2025 | Italian | 61 years |
| Hackwood Secretaries Limited | Corporate Secretary | 18 Jan 2011 | 18 Jan 2011 | United Kingdom | - |
| Jean Michel Claude Bonnavion | Director | 11 May 2011 | 6 Nov 2019 | French | 55 years |
| Jonathan Lister Heathcote | Director | 11 May 2011 | 26 Nov 2013 | British | 65 years |
| Karthic Jayaraman | Director | 3 Oct 2016 | 16 Aug 2021 | British | 51 years |
| Leo Damian Carroll | Secretary | 31 Jul 2017 | 31 Jan 2020 | - | - |
| Louis Goodman Elson | Director | 9 Jan 2014 | 6 Nov 2019 | American | 64 years |
| Mohammed Omar Shafi Khan | Director | 16 Oct 2017 | 26 Jul 2019 | British | 52 years |
| Oliver Charles Butler | Director | 29 Mar 2019 | 16 Aug 2021 | British | 42 years |
| Paul Alan Newcombe | Director | 18 Jan 2011 | 18 Jan 2011 | British | 61 years |
| Paul Pindar | Director | 2 Jul 2012 | 3 Oct 2016 | British | 67 years |
| Richard Charles Smith | Director | 2 Jul 2012 | 30 Nov 2013 | British | 69 years |
| Terence Joseph Scicluna | Director | 29 Nov 2013 | 31 Mar 2017 | British | 69 years |
| William Henry Mark Robson | Secretary | 31 Oct 2014 | 31 Jul 2017 | - | - |
| William Henry Mark Robson | Director | 2 Jul 2012 | 31 Jul 2017 | British | 63 years |
| William Henry Mark Robson | Director | 1 Aug 2017 | 31 Dec 2017 | British | 63 years |