| Alexandra Maria Altinger | Director | 14 Feb 2014 | 31 Oct 2017 | Italian | 58 years |
| Alfred Merton Vinton | Director | 5 Oct 2005 | 31 Dec 2010 | American | 88 years |
| Amanda Macfarlane Bateman | Secretary | 20 Mar 2008 | 16 Feb 2011 | British | - |
| Amanda Macfarlane Bateman | Secretary | 30 Sept 2014 | 22 Nov 2018 | - | - |
| Amba Secretaries Limited | Corporate Secretary | 22 Nov 2018 | 18 Dec 2020 | United Kingdom | - |
| Andrew Edward Waldren | Director | 16 May 2017 | 18 Dec 2020 | British | 57 years |
| Andrew Patrick James Lennon | Director | 22 Feb 2001 | 31 Aug 2003 | British | 61 years |
| Bruce Louis Offergelt | Director | 20 Nov 2003 | 18 Dec 2020 | British | 68 years |
| Bruce Louis Offergelt | Secretary | 29 Jan 2008 | 20 Mar 2008 | British | - |
| Bruce Louis Offergelt | Secretary | 21 May 2009 | 16 Feb 2011 | British | - |
| Charlotte Louise Filsell | Director | 14 Jul 2016 | 12 Mar 2020 | British | 48 years |
| Christopher James Scott | Director | 5 Oct 2005 | 18 Dec 2020 | British | 71 years |
| Christopher James White | Secretary | 16 Feb 2011 | 30 Sept 2014 | - | - |
| Clare Alice Anderson | Director | 18 Dec 2020 | 11 Sept 2023 | British | 52 years |
| David John Alastair Craig | Director | 9 Mar 2005 | 30 Jun 2009 | British | 79 years |
| David Richard Williams | Director | 22 Feb 2001 | 4 Aug 2005 | British | 66 years |
| Drew Jonathan Mcneil | Director | 24 Apr 2014 | 7 Jun 2016 | British | 55 years |
| Ewen Alan Macpherson | Director | 23 Oct 1995 | 10 May 2001 | British | 97 years |
| Francis Alexander Scott | Director | 23 Oct 1995 | 9 Aug 2017 | British | 67 years |
| George Henry Annesley De Courcy Wheeler | Director | 1 Aug 2016 | 18 Sept 2019 | Irish | 71 years |
| Gerald Vincent Bodenham Thompson | Director | 10 May 2018 | 18 Dec 2020 | British | 75 years |
| Hackwood Directors Limited | Corporate Nominee Director | 12 Jun 1995 | 23 Oct 1995 | United Kingdom | - |
| Hackwood Secretaries Limited | Corporate Nominee Secretary | 12 Jun 1995 | 23 Oct 1995 | United Kingdom | - |
| Helen Louise Fitzgerald | Director | 18 Dec 2020 | 1 Sept 2025 | British | 45 years |
| James Adam Lawrence Wethered | Director | 24 Apr 2014 | 1 Jul 2015 | British | 73 years |
| James Ralph Parnell Davies | Secretary | 4 Nov 1996 | 5 Feb 2004 | British | - |
| James William Fleming | Director | 5 Dec 2017 | 18 Dec 2020 | British | 64 years |
| Jeremy Hugh William Suffield | Director | 8 Aug 2002 | 21 May 2009 | United Kingdom | 68 years |
| Karen Clark | Director | 3 Jan 2012 | 15 May 2015 | American | 60 years |
| Kevin Francis Corrigan | Director | 16 Dec 2016 | 13 Mar 2019 | British | 61 years |
| Linda Mary Collier | Director | 1 Jun 1996 | 30 Jun 2001 | British | 66 years |
| Lucy Dominica Lynch | Director | 26 Jan 2016 | 1 Dec 2016 | British | 62 years |
| Marc Hendriks | Director | 2 Feb 2009 | 31 Oct 2016 | British | 68 years |
| Marcus John Gregson | Director | 15 Aug 2006 | 31 Dec 2010 | British | 80 years |
| Mark Lynam | Director | 26 Jan 2000 | 15 Jun 2005 | British | 65 years |
| Mark Vincent Baker | Director | 18 Dec 2020 | 23 Sept 2022 | British | 63 years |
| Mark Vivian Houghton-berry | Director | 24 Apr 2014 | 5 Mar 2020 | British | 68 years |
| Mary Anne Daly | Director | 18 Dec 2020 | 23 Sept 2022 | British | 69 years |
| Michael Christopher Dyke Acland | Director | 26 Sept 2001 | 21 May 2003 | British | 68 years |
| Oliver David John Sargent | Director | 18 Sept 2019 | 18 Dec 2020 | British | 49 years |
| Olivia Mary Hancock | Director | 24 Apr 2014 | 22 May 2015 | British | 60 years |
| Philip Francis Murphy | Director | 23 Oct 1995 | 22 May 1996 | British | 85 years |
| Philip Victor Hoyle | Director | 5 Oct 2005 | 31 Dec 2010 | British | 81 years |
| Philip Victor Hoyle | Secretary | 23 Oct 1995 | 4 Nov 1996 | British | - |
| Philippa Jane Hall | Director | 22 Aug 2000 | 28 Nov 2003 | British | 60 years |
| Rosalyn Antonia Breedy | Secretary | 5 Feb 2004 | 29 Jan 2008 | British | - |
| Simon John Paul | Director | 30 Mar 2010 | 31 May 2013 | British | 65 years |
| Thomas Orlando Chandos | Director | 5 Oct 2005 | 31 Dec 2010 | British | 73 years |
| Wallace Pollock Wormley | Director | 13 Dec 1995 | 15 Jun 1999 | British | 79 years |
| Warwick John Newbury | Director | 21 Jul 2017 | 18 Dec 2020 | British | 80 years |
| William Eric Drake | Director | 24 Apr 2014 | 1 Jul 2015 | British | 73 years |