| Andrew Merrick Skinner | Director | 7 Nov 2014 | 22 Oct 2015 | British | 51 years |
| Claire Rosalind Yarlett | Secretary | 15 Sept 2009 | 24 Jan 2017 | British | - |
| David Paul Myers | Director | 1 Nov 2011 | 8 May 2015 | British | 67 years |
| Forvis Mazars Company Secretaries Limited | Corporate Secretary | 5 May 2017 | 16 Sept 2024 | United Kingdom | - |
| Ian Timothy Payne | Director | 7 Dec 2016 | 26 Jan 2024 | British | 73 years |
| John Stewart Leslie | Director | 20 Aug 2009 | 7 Dec 2016 | British | 67 years |
| Michael Charles Weston Dowell | Director | 19 Oct 2009 | 28 Jun 2011 | British | 71 years |
| Michael Raymond Foster | Director | 15 Sept 2009 | 7 Dec 2016 | British | 68 years |
| Richard Mathieu Leighton | Director | 22 Oct 2015 | 7 Dec 2016 | Dutch | 39 years |
| Robert Alexander Asplin | Director | 7 Nov 2014 | 23 Apr 2015 | British | 47 years |
| Simon Christopher Pilling | Director | 23 Apr 2015 | 7 Dec 2016 | British | 64 years |
| Simon Clifford Kaye | Director | 20 Aug 2009 | 7 Dec 2016 | British | 68 years |
| Simon David Longbottom | Director | 7 Dec 2016 | 24 Feb 2023 | British | 55 years |
| Stephen David Lambert | Director | 1 Jan 2010 | 31 Oct 2011 | British | 75 years |
