| Adam George Waddington | Director | 27 Sept 2011 | 22 Apr 2013 | British | 52 years |
| Alnery Incorporations No. 1 Limited | Corporate Director | 9 Apr 2008 | 16 Jun 2008 | United Kingdom | - |
| Alnery Incorporations No. 1 Limited | Corporate Secretary | 9 Apr 2008 | 16 Jun 2008 | United Kingdom | - |
| Alnery Incorporations No. 2 Limited | Corporate Director | 9 Apr 2008 | 16 Jun 2008 | United Kingdom | - |
| Andrew Martyn Jennings | Director | 10 Oct 2008 | 23 Jun 2009 | British | 75 years |
| Christopher Loraine Spencer | Director | 16 Jun 2008 | 3 Jun 2009 | British | 71 years |
| David Graham Blanchard | Director | 20 May 2013 | 28 Jun 2013 | British | 59 years |
| David Graham Blanchard | Director | 18 Jul 2013 | 22 Aug 2016 | British | 59 years |
| Eleanor Barbara Schooling | Director | 23 Jun 2009 | 28 Sept 2015 | British | 73 years |
| Helen Margaret Wills | Director | 16 Jun 2008 | 23 Mar 2010 | British | 61 years |
| Helen Margaret Wills | Director | 25 Jan 2011 | 31 May 2013 | British | 61 years |
| Ian Bulley | Secretary | 7 Jul 2008 | 18 Jun 2009 | British | - |
| Ian Kenneth Rylatt | Director | 23 Jun 2009 | 12 Apr 2012 | British | 61 years |
| Ian Paul Woosey | Director | 23 Mar 2010 | 25 Jan 2011 | British | 68 years |
| James Peter Marsh | Director | 1 Jan 2021 | 13 Jul 2023 | British | 38 years |
| Joan Francesca Stewart | Director | 7 Jul 2008 | 11 Mar 2013 | British | 67 years |
| Kate Louise Flaherty | Director | 31 Dec 2016 | 20 Nov 2020 | British | 46 years |
| Lisa Hulme | Director | 30 May 2014 | 22 Aug 2016 | British | 50 years |
| Michael Melville Brown Ross | Director | 16 Jun 2008 | 29 Sept 2010 | British | 83 years |
| Nigel John Marshall | Secretary | 22 Jan 2013 | 27 Mar 2015 | - | - |
| Nigel Lelew | Director | 23 Mar 2010 | 24 Jul 2012 | British | 67 years |
| Patricia Ann Duggan | Director | 12 Apr 2012 | 16 Apr 2014 | British | 57 years |
| Paul Simon Andrews | Director | 22 Aug 2016 | 31 Dec 2016 | British | 56 years |
| Richard David Hoile | Director | 7 Jul 2008 | 12 Aug 2011 | British | 63 years |
| Sarah Shutt | Secretary | 27 Mar 2015 | 22 Aug 2016 | - | - |
| Simon Jennaway | Director | 5 Oct 2010 | 12 Apr 2012 | British | 59 years |
| Simon Jennaway | Secretary | 27 Sept 2011 | 20 Dec 2012 | British | - |
| Sinesh Ramesh Shah | Director | 28 Jun 2013 | 1 May 2014 | British | 49 years |
| Stephen Robert Key | Director | 28 Sept 2015 | 8 Mar 2023 | British | 62 years |
| Stephen Worthy | Secretary | 16 Jun 2008 | 7 Jul 2008 | British | - |
| Tm Company Services Limited | Corporate Secretary | 19 Jun 2009 | 27 Sept 2011 | United Kingdom | - |