| Anthony Hall Price | Director | 6 Nov 2013 | 16 Mar 2015 | British | 72 years |
| Anthony Mark Thomas | Secretary | 15 Feb 2018 | 8 Mar 2019 | - | - |
| Christopher Laskey Fidler | Secretary | 19 Nov 2009 | 30 Jun 2016 | British | - |
| Clive Thomas White | Director | 22 Dec 2010 | 6 Mar 2020 | British | 64 years |
| Daniel Lee Curry | Director | 19 Dec 2013 | 28 Mar 2016 | Us Citizen | 77 years |
| David Allan Pethick | Director | 25 Mar 2008 | 2 Dec 2013 | United States | 82 years |
| David John Gee | Director | 18 Jul 2008 | 30 Jun 2016 | British | 79 years |
| Denis Hugelmann | Director | 25 Mar 2008 | 7 Feb 2011 | French | 68 years |
| Dominique Jean Louis Mockly | Director | 7 Feb 2011 | 1 Jan 2013 | French | 67 years |
| Dominique Mockly | Director | 7 Feb 2011 | 1 Jan 2014 | French | 67 years |
| Edward Preston Rahe | Director | 25 Mar 2008 | 22 Jan 2009 | American | 84 years |
| Francis Sidney Winter | Director | 10 Aug 2010 | 23 Jan 2013 | British | 75 years |
| George Todd Wright | Director | 4 Feb 2011 | 6 Nov 2013 | Usa | 75 years |
| Gerard Mcgill | Director | 25 Mar 2008 | 10 Aug 2010 | British | 71 years |
| Graham Colin Campbell | Director | 2 Aug 2006 | 25 Mar 2008 | British | 82 years |
| Iain Geoffrey Clarkson | Director | 28 Jul 2010 | 21 Jan 2016 | British | 59 years |
| James Noah Taylor | Director | 1 Jun 2014 | 28 Mar 2016 | Us Citizen | 63 years |
| James Patterson Carrick | Director | 2 Aug 2006 | 25 Mar 2008 | British | 78 years |
| Jean Flecher | Director | 9 Sept 2008 | 5 May 2014 | French | 70 years |
| Jean-pierre Bariteau | Director | 9 Sept 2008 | 31 Dec 2011 | French | 72 years |
| Jennifer Ann Warburton | Secretary | 30 Jun 2016 | 16 Feb 2018 | - | - |
| Jurgen Krellmann | Director | 25 Mar 2008 | 1 Feb 2014 | German | 82 years |
| Martin Robert Wenban | Director | 23 Jan 2013 | 30 Nov 2016 | British | 68 years |
| Michael Joseph Saunders | Director | 25 Mar 2008 | 23 Jan 2013 | British | 66 years |
| Nicola Jayne Okeeffe | Director | 21 Jan 2016 | 6 Mar 2020 | British | 55 years |
| Olivier Louis Rene Vincent Demarthe | Director | 1 Jan 2013 | 1 Jan 2014 | French | 49 years |
| Paul Foster | Director | 16 Mar 2015 | 1 Apr 2016 | British | 59 years |
| Peter James Holland | Secretary | 25 Mar 2008 | 19 Nov 2009 | British | - |
| Richard Dennis Parry | Secretary | 15 Feb 2008 | 25 Mar 2008 | . | - |
| Richard George Caborn | Director | 18 Jul 2008 | 4 Feb 2011 | British | 83 years |
| Robert Pedde | Director | 25 Mar 2008 | 7 Nov 2012 | American | 79 years |
| Sdg Registrars Limited | Corporate Nominee Director | 2 Aug 2006 | 2 Aug 2006 | United Kingdom | - |
| Sdg Secretaries Limited | Corporate Nominee Secretary | 2 Aug 2006 | 2 Aug 2006 | United Kingdom | - |
| Stephen Foster Piccolo | Director | 6 Jan 2011 | 2 Dec 2013 | American | 72 years |
| Terry Kay Eller | Secretary | 2 Aug 2006 | 15 Feb 2008 | . | - |
| Thomas Henry Zarges | Director | 25 Mar 2008 | 5 Nov 2014 | Us | 78 years |
| Thomas Raymond Foote | Director | 2 Aug 2006 | 25 Mar 2008 | American | 72 years |
| Thomas Walter Bishop | Director | 19 Dec 2013 | 16 Feb 2015 | Us Citizen | 80 years |
| William George Poulson | Director | 10 Sept 2008 | 19 Dec 2013 | United States | 76 years |