| Alan William Mcculloch | Secretary | 14 Sept 2007 | 27 Apr 2012 | British | - |
| Alistair Charles Walter Williams | Director | 12 Jul 2005 | 27 Jan 2010 | British | 63 years |
| Andrew Vinden Collingwood | Director | 17 Dec 2012 | 23 May 2014 | British | 53 years |
| Arnaud Dubois-denis | Director | 17 Dec 2012 | 23 May 2014 | French | 55 years |
| Carol Susan Inman | Secretary | 22 Apr 2003 | 22 Jul 2013 | British | - |
| Cayley Louise Ennett | Secretary | 1 Oct 2015 | 31 Jul 2016 | - | - |
| Chloe Silvana Barry | Secretary | 22 Jul 2013 | 31 Jul 2016 | - | - |
| Christopher Michael O'shea | Director | 27 Jan 2010 | 1 Nov 2010 | British | 53 years |
| David E Roberts | Director | 8 Feb 2005 | 10 Mar 2006 | American | 66 years |
| Edward Le Marchant Trafford | Director | 21 Jan 1999 | 31 Aug 2000 | Canadian | 81 years |
| Herman Johan Stinis | Director | 30 Aug 2016 | 3 May 2019 | Dutch | 62 years |
| Jaeson Myles Debarros | Director | 23 May 2014 | 28 Feb 2017 | British | 54 years |
| John David Hughes | Director | 1 Nov 2010 | 5 Jan 2012 | British | 62 years |
| John Edward Henry Griffin | Director | 6 Jan 1997 | 27 Aug 1998 | British | 77 years |
| John Edward Henry Griffin | Director | 14 Jan 1999 | 21 Jan 1999 | British | 77 years |
| John Edward Henry Griffin | Secretary | 6 Jan 1997 | 27 Aug 1998 | British | - |
| John Edward Henry Griffin | Secretary | 14 Jan 1999 | 22 Apr 2003 | British | - |
| Jon Clarke Wormley | Director | 21 Jan 1999 | 30 Dec 2004 | American | 78 years |
| Jonathan Townsley Mccloy | Director | 1 May 2019 | 30 Jun 2021 | British | 68 years |
| Jorn Arild Berget | Director | 8 Feb 2005 | 28 Jan 2010 | Norwegian | 74 years |
| Luke Thomas | Director | 27 Aug 1998 | 14 Jan 1999 | British | 60 years |
| Luke Thomas | Secretary | 27 Aug 1998 | 14 Jan 1999 | British | - |
| Mark Christopher Lovell Simons | Director | 23 May 2014 | 30 Sept 2016 | British | 53 years |
| Martijn Plaum | Director | 1 May 2019 | 30 Sept 2021 | Dutch | 55 years |
| Paul Anthony Moore | Secretary | 5 Aug 2005 | 14 Sept 2007 | British | - |
| Paul Nicholas Woollacott | Director | 21 Jan 1999 | 10 May 1999 | British | 79 years |
| Peter Lemon Moir | Director | 1 Nov 1999 | 31 Jan 2002 | British | 73 years |
| Philip Hauxwell | Director | 25 Oct 2021 | 8 Aug 2022 | British | 48 years |
| Rahim Oberholtzer | Director | 30 Aug 2016 | 15 Dec 2016 | Us Citizen | 54 years |
| Rebecca Louise Dunn | Secretary | 21 Sept 2010 | 31 May 2016 | - | - |
| Richard Thomas Liddell | Director | 21 Jan 1999 | 1 Jun 1999 | British | 79 years |
| Samuel Henry Dunkley | Director | 21 Jan 1999 | 1 Nov 1999 | British | 76 years |
| Sean George Cronin Sutcliffe | Director | 21 Jan 1999 | 1 Nov 1999 | British | 63 years |
| Sharon Liow | Director | 15 May 2017 | 3 May 2019 | Malaysian | 52 years |
| Shell Corporate Secretary Limited | Corporate Secretary | 31 Jul 2016 | 1 Nov 2022 | United Kingdom | - |
| Simon Timothy Moffatt | Director | 28 Feb 2012 | 7 Sept 2012 | British | 65 years |
| Slavko Preocanin | Director | 30 Aug 2016 | 28 Apr 2017 | British | 61 years |
| Stephen John Surrall | Director | 27 Jan 2010 | 30 Sept 2016 | British | 66 years |
| Stephen John Surrall | Director | 1 Nov 1999 | 6 Jan 2003 | British | 66 years |
| Thomas Henry Summers | Director | 20 Aug 2021 | 1 Mar 2024 | British | 48 years |
| Una Markham | Director | 6 Jan 1997 | 21 Jan 1999 | British | 67 years |
| Waterlow Nominees Limited | Corporate Nominee Director | 6 Jan 1997 | 6 Jan 1997 | - | - |
| Waterlow Secretaries Limited | Corporate Nominee Secretary | 6 Jan 1997 | 6 Jan 1997 | United Kingdom | - |
| William Harvey Adamson | Director | 6 Jan 2003 | 12 Jul 2005 | British | 78 years |