| Agustin Garcia Gila | Director | 3 Dec 2013 | 30 Nov 2018 | Spanish | 71 years |
| Alan Edwin Marples | Director | 4 Aug 1995 | 26 Jan 1999 | British | 76 years |
| Alan Waterhouse | Secretary | 7 Sept 1999 | 27 Jul 2005 | British | - |
| Alejandro Aboumrad Gonzalez | Director | 5 Apr 2019 | 10 Apr 2019 | Mexican | 46 years |
| Andrew Mark Ryan | Director | 1 Sept 2004 | 13 Nov 2006 | British | 72 years |
| Antonio Alfonso Avello | Director | 3 Dec 2013 | 4 Jul 2017 | Spanish | 48 years |
| Aurelio Blasco Lazaro | Director | 17 Oct 2017 | 30 Nov 2018 | Spanish | 68 years |
| Carol Jayne Nunn | Secretary | 20 Dec 2012 | 17 May 2019 | - | - |
| Caterino De Feo | Secretary | 1 Aug 2009 | 31 Aug 2010 | British | - |
| Christopher Kentigern Welsh | Director | 26 Jan 1999 | 6 Aug 1999 | British | 69 years |
| Christopher Marthinus Cox | Director | 24 Sept 2001 | 31 Jul 2003 | British | 64 years |
| Christopher Marthinus Cox | Director | 1 Sept 2004 | 13 Nov 2006 | British | 64 years |
| Claire Favier Tilston | Secretary | 15 Dec 2006 | 10 Jan 2013 | British | - |
| David Jeffreys Williams | Director | 25 Feb 1994 | 28 Nov 2000 | British | 74 years |
| Derrick Richard Adam Sheppard | Director | 1 Jul 1997 | 2 Dec 1998 | British | 82 years |
| Esther Alcocer Koplowitz | Director | 1 Oct 2007 | 3 Dec 2013 | Spanish | 56 years |
| Esther Koplowitz Romero De Juseu | Director | 1 Oct 2007 | 3 Dec 2013 | Spanish | 78 years |
| Fernando Falco Fernandez De Cordova | Director | 1 Oct 2007 | 3 Dec 2013 | Spanish | 87 years |
| Francisco Martin Monteagudo | Director | 4 Dec 2009 | 10 Dec 2013 | Spanish | 66 years |
| Georgina Violet Crowhurst | Secretary | 15 Oct 2019 | 28 Jan 2020 | - | - |
| Gillian Johnson | Director | 30 Nov 1999 | 7 Sept 2000 | British | 68 years |
| Hugh Charles Etheridge | Director | 24 Sept 2001 | 31 Jul 2003 | British | 76 years |
| Inigo Sanz Perez | Director | 1 Jul 2024 | 1 Jul 2024 | Spanish | 58 years |
| Jaime De Marichalar Y Saenez De Tejada | Director | 21 Jul 2009 | 10 Dec 2013 | Spanish | 63 years |
| Jaime Zurita Y Saenz De Navarrete | Director | 21 Jul 2009 | 3 Dec 2013 | Spanish | 79 years |
| James Henry Newman | Director | 26 Jan 1999 | 29 Jul 2003 | British | 76 years |
| James Robert Meredith | Director | 8 Sept 2003 | 27 Nov 2009 | British | 66 years |
| James Robert Wiegner | Director | 1 Sept 2004 | 13 Nov 2006 | British | 77 years |
| John Alan Napier | Director | 18 Apr 2000 | 29 Jul 2003 | British | 84 years |
| John Birch | Director | 10 Jul 1995 | 16 Apr 1996 | British | 77 years |
| John Birt | Director | 16 Jan 2006 | 27 Sept 2006 | British | 82 years |
| John Michael Huntington | Director | 19 Jun 1998 | 4 Apr 2001 | British | 75 years |
| Jonathan Mark Bolton | Secretary | 27 Jul 2005 | 20 Oct 2008 | British | - |
| Jose Eugenio Trueba Gutierrez | Director | 27 Sept 2006 | 28 Mar 2007 | Spanish | 82 years |
| Jose Liebana Alcantarilla | Director | 26 Oct 2006 | 1 Oct 2007 | Spanish | 61 years |
| Jose Luis De La Torre Sanchez | Director | 27 Sept 2006 | 24 Sept 2013 | Spanish | 83 years |
| Jose Manuel Burgos Perez | Director | 21 Jul 2009 | 25 Jul 2013 | Spanish | 81 years |
| Juan Bejar Achoa | Director | 29 May 2013 | 3 Dec 2013 | Spanish | 69 years |
| Juan Castells Masana | Director | 1 Oct 2007 | 19 Sept 2013 | Spanish | 85 years |
| Kevin Patrick Bond | Director | 26 Jan 1999 | 10 Apr 2000 | British | 76 years |
| Leslie James Davidson Cassells | Director | 15 Jan 2004 | 30 Nov 2009 | British | 72 years |
| London Law Secretarial Limited | Corporate Nominee Director | 21 Feb 1994 | 21 Feb 1994 | United Kingdom | - |
| London Law Secretarial Limited | Corporate Nominee Secretary | 21 Feb 1994 | 21 Feb 1994 | United Kingdom | - |
| London Law Services Limited | Corporate Nominee Director | 21 Feb 1994 | 21 Feb 1994 | United Kingdom | - |
| Malcolm Robinson | Director | 1 Sept 2004 | 13 Nov 2006 | British | 67 years |
| Maria Concepcion Sierra Ordonez | Director | 21 Jul 2009 | 4 Oct 2012 | Spanish | 97 years |
| Martin David Angle | Director | 1 Oct 2003 | 16 Jan 2006 | British | 76 years |
| Michael David Fulcher | Secretary | 25 Feb 1994 | 7 Sept 1999 | British | - |
| Nigel Desmond Alexander Sandy | Director | 14 May 2001 | 31 Jul 2003 | British | 82 years |
| Oren Samuel Peleg | Director | 23 Feb 2005 | 27 Apr 2005 | British | 59 years |
| Pablo Colio Abril | Director | 20 Dec 2018 | 1 Jul 2024 | Spanish | 58 years |
| Pamela Margaret Castle | Director | 4 Aug 1995 | 26 Jan 1999 | British | 85 years |
| Patrick Augustine Barrett | Director | 4 Mar 2002 | 18 Jun 2002 | British | 89 years |
| Paul Anthony Rackham (snr) | Director | 25 Feb 1994 | 29 Jul 2003 | British | 90 years |
| Paul Anthony Rackham Jnr | Director | 25 Feb 1994 | 26 Jan 1999 | British | 61 years |
| Paul Taylor | Director | 1 Dec 2009 | 1 Dec 2009 | British | 67 years |
| Paul Taylor | Director | 4 Dec 2009 | 1 Aug 2023 | British | 67 years |
| Philip John Hudson | Director | 18 Mar 2002 | 29 Jul 2003 | British | 66 years |
| Phillip Wesley Burns | Director | 31 Jul 2003 | 15 Jan 2004 | British | 57 years |
| Quentin Richard Stewart | Director | 31 Jul 2003 | 15 Jan 2004 | British | 58 years |
| Robert Peugeot | Director | 1 Oct 2007 | 10 Dec 2010 | French | 76 years |
| Ruth Catherine Prior | Director | 8 Sept 2003 | 22 Oct 2004 | British | 59 years |
| Ruth Catherine Prior | Director | 23 Mar 2005 | 27 Sept 2006 | British | 59 years |
| Samuel Alan Wauchope | Director | 8 Mar 1994 | 29 Jul 2003 | British | 74 years |
| Stephen Nigel Jennings | Director | 1 Sept 2004 | 13 Nov 2006 | British | 64 years |
| Stephen Russell Stuteley | Director | 25 Feb 1994 | 26 Jan 1999 | British | 71 years |
| Steven Neville Hardman | Director | 16 Aug 2004 | 30 Apr 2008 | British | 58 years |
| Steven Neville Hardman | Secretary | 5 Nov 2003 | 16 Aug 2004 | British | - |
| Tarlochan Singh Kundi | Director | 1 Sept 2004 | 27 Apr 2005 | British | 63 years |
| Timothy Charles Walsh | Director | 1 Aug 1994 | 26 Jan 1999 | British | 78 years |
| Tomas Nunez Vega | Director | 27 Sept 2006 | 1 Apr 2019 | Spanish | 72 years |
| Vicente Federico Orts-llopis | Director | 4 Dec 2009 | 31 Jan 2024 | Spanish | 64 years |
| Victor Manuel Pastor Fernandez | Director | 3 Dec 2013 | 27 Sept 2016 | Spanish | 64 years |
| Victoria Bunton | Secretary | 26 Oct 2011 | 20 Dec 2012 | - | - |
| William Anthony Trendell | Director | 1 Feb 1999 | 24 Sept 2001 | British | 71 years |