| DENT, Susan Clare ACTIVE | Secretary | 31 Jul 2025 | | | | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| HOWARD, Carl David ACTIVE | Secretary | 04 Apr 2012 | | | | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| ATANAS, Z John ACTIVE | Director | 01 Feb 2020 | | United States | June 1964 | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| AW, Kah Peng ACTIVE | Director | 01 Sep 2024 | | Singapore | August 1967 | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| CAPELLE, Thierry ACTIVE | Director | 01 Dec 2025 | | France | November 1963 | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| DONKERS, Frederik ACTIVE | Director | 31 Mar 2019 | | United States | August 1974 | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| RYECZEK, Carolyn ACTIVE | Director | 01 Nov 2025 | | United States | March 1980 | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| ZWINKELS, Richard Albert Pieter ACTIVE | Director | 31 Jan 2024 | | Netherlands | April 1971 | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| KEETH, Martha Frances Sexton RESIGNED | Secretary | 01 Oct 1998 | 31 Dec 1998 | | | 5067 Cedar Creek Drive, Houston, Texas 77056, Usa |
| MCCALLUM, William Stewart RESIGNED | Secretary | 01 Jan 1999 | 03 Apr 2012 | | | Milton Hill Business & Technology, Centre, Abingdon, Oxfordshire, OX13 6AE |
| GRAY'S INN SECRETARIES LIMITED RESIGNED | Nominee Secretary | 28 Aug 1998 | 01 Oct 1998 | | | 5 Chancery Lane, Cliffords Inn, London, EC4A 1BU |
| AGUIAR, Matthew RESIGNED | Director | 09 Oct 2014 | 01 Aug 2017 | Usa | March 1957 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB |
| ALEXANDER, Douglas Moray RESIGNED | Director | 31 Aug 2006 | 30 Apr 2010 | United Kingdom | November 1962 | Milton Hill Business & Technology, Centre, Abingdon, Oxfordshire, OX13 6AE |
| BERTHIAUX, Jean Francois RESIGNED | Director | 01 Jan 1999 | 30 Jun 2002 | | August 1942 | 13501 Katy Freeway, Houston, Texas 77079, Usa |
| BIRDSALL, Christopher Jon RESIGNED | Director | 01 Jan 2012 | 08 Oct 2014 | Usa | October 1973 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB, England |
| BRYJA, Tanya Teresa RESIGNED | Director | 01 Aug 2024 | 01 Nov 2025 | Belgium | September 1974 | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| CAPON, Oliver Fleming RESIGNED | Director | 18 Mar 2016 | 06 Nov 2017 | England | August 1970 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB |
| CHEN, Lin RESIGNED | Director | 20 Jun 2021 | 31 Jan 2024 | China | May 1973 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB |
| DAVIS, Brian Charles RESIGNED | Director | 01 May 2011 | 16 Apr 2014 | England | January 1966 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB, England |
| EGGLESTON, Brian Paul RESIGNED | Director | 06 Nov 2017 | 21 Feb 2021 | United States | January 1976 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB |
| FARINA, Johann Maria Alexander RESIGNED | Director | 01 Jun 2016 | 01 Dec 2025 | England | January 1963 | Shell Centre, 4 York Road, London, SE1 7NA, England |
| FOX, Leonard Martin RESIGNED | Director | 01 Jun 2017 | 01 Feb 2020 | United States | December 1963 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB |
| FRANKLAND, Karen Trimby RESIGNED | Director | 01 Aug 2017 | 31 Mar 2019 | United States | November 1966 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB |
| GADDIS, Cynthia A RESIGNED | Director | 01 May 2010 | 18 Mar 2016 | Usa | October 1961 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB |
| GLASS, Sherman RESIGNED | Director | 31 Aug 2005 | 18 Apr 2008 | | November 1947 | Milton Hill Business & Technology, Centre, Abingdon, Oxfordshire, OX13 6BB |
| GOLDEN, Jerry Lee RESIGNED | Director | 01 Jan 2001 | 30 Jun 2001 | | November 1946 | 1627 Scenic Mountain Ct, Kingwood, Texas 77345, Usa |
| HANSON, Paul Arthur RESIGNED | Director | 05 Mar 2003 | 01 Jun 2012 | Usa | August 1953 | Milton Hill Business & Technology, Centre, Abingdon, Oxfordshire, OX13 6AE |
| HENKES, Evert RESIGNED | Director | 28 Aug 2002 | 05 Mar 2003 | United Kingdom | December 1943 | Cedar Lodge, Warren Road, Kingston, Surrey, KT2 7HN |
| HUMFREY, Edward James Thomas RESIGNED | Director | 03 Aug 2020 | 20 Jun 2021 | England | May 1975 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB |
| KEETH, Martha Frances Sexton RESIGNED | Director | 01 Oct 1998 | 31 Dec 2004 | | May 1946 | 5067 Cedar Creek Drive, Houston, Texas 77056, Usa |
| KENNEDY, Shaun Malcolm RESIGNED | Director | 25 Feb 2000 | 31 Dec 2000 | | January 1952 | 13501 Katy Freeway, Houston, Texas, 77079, Usa |
| LACHENMYER, Lynne Marie RESIGNED | Director | 01 Feb 2010 | 08 Oct 2014 | Usa | July 1958 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB, England |
| LEVY, David RESIGNED | Director | 02 Jun 2012 | 01 Jun 2017 | Usa | October 1962 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB, England |
| LOWE, James Robert RESIGNED | Director | 01 Jan 1999 | 31 Dec 2002 | | March 1941 | 1518 Kingscastle Drive, Katy, Houston, Texas 77450, Usa |
| LYON, John Walsh RESIGNED | Director | 13 Aug 2004 | 01 Aug 2009 | | June 1959 | Milton Hill Business & Technology, Centre, Abingdon, Oxfordshire, OX13 6AE |
| MECCA, Rosemarie RESIGNED | Director | 23 Aug 2001 | 29 Sep 2005 | | August 1955 | Shell Centre, York Road, London, SE1 7NA |
| MULLINS, Michael Lawrence RESIGNED | Director | 01 Jan 2001 | 01 Oct 2002 | | February 1956 | 2703 Birchmere, Katy, Houston, Texas 77450, Usa |
| NOOJIN III, Augustus Young RESIGNED | Director | 01 Oct 1998 | 31 Dec 2000 | | May 1947 | 2418 Oakbank Drive, Kingwood, Texas 77339, 77339, Usa |
| OBERHOLTZER, Rahim RESIGNED | Director | 21 Feb 2021 | 01 Sep 2024 | England | July 1972 | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| PANEBIANCO, Frank Saverio RESIGNED | Director | 02 Oct 2001 | 13 Aug 2004 | | November 1954 | 1300 Wood Hollow Drive, Apartment 22204, Houston, Texas 77057, U.S.A. |
| PISARCZYK, Richard Victor RESIGNED | Director | 01 Jul 2002 | 31 Aug 2005 | | May 1946 | Milton Hill Business & Technology, Centre, Abingdon, Oxfordshire, OX13 6AE |
| QUAZI, Habib RESIGNED | Director | 01 Aug 2009 | 31 Dec 2011 | Singapore | July 1968 | PO BOX 1, Milton Hill Business & Technology Centre, Steventon, Abingdon, Oxfordshire, OX13 6BB, England |
| RIZZO JR, George Anthony RESIGNED | Director | 01 Jan 1999 | 25 Feb 2000 | | October 1939 | 13501 Katy Freeway, Houston, Texas 77079, Usa |
| ROBBERTS, Juhan RESIGNED | Director | 09 Oct 2014 | 01 Aug 2024 | United States | September 1963 | Milton Hill Business And Technology Centre, Milton Hill, Abingdon, Oxfordshire, OX13 6BD, United Kingdom |
| ROYALL, Sven Edward RESIGNED | Director | 23 Jun 2006 | 01 Aug 2013 | United Kingdom | March 1955 | Milton Hill Business & Technology Centre, Steventon, Abingdon, Oxfordshire, OX13 6AE |
| SENG, Cheong Leong RESIGNED | Director | 29 Dec 2017 | 03 Aug 2020 | Singapore | December 1958 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB |
| SMITH, James Curry RESIGNED | Director | 01 Nov 2005 | 31 Aug 2006 | | May 1959 | Milton Business & Technology Centre, Abingdon, Oxfordshire, OX13 6BB |
| SMITH, James Matheson RESIGNED | Director | 01 Oct 1998 | 09 Dec 2003 | United Kingdom | April 1951 | Shell Centre, London, SE1 7NA |
| THOREL, Olivier RESIGNED | Director | 02 Aug 2013 | 29 Dec 2017 | Singapore | January 1966 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB, England |
| TORRES, David RESIGNED | Director | 17 Apr 2014 | 01 Jun 2016 | Netherlands | October 1961 | Corporate Centre, PO BOX 1, Milton Hill, Abingdon, Oxfordshire, OX13 6BB, England |
| VAN DER EIJK, Johan Meindert RESIGNED | Director | 10 Dec 2003 | 23 Jun 2006 | | November 1953 | Milton Hill Business & Technology, Centre, Abingdon, Oxfordshire, OX13 6AE |
| VAN'T HOFF, Graham Robert RESIGNED | Director | 04 Mar 2005 | 30 Apr 2011 | Great Britain | December 1961 | Shell Centre, York Road, London, SE1 7NA |
| WOJNAR JR, Theodore RESIGNED | Director | 18 Apr 2008 | 04 Mar 2010 | | August 1959 | Milton Hill Business & Technology Centre, Milton Hill, Steventon, Abingdon, Oxfordshire, OX13 6AE |
| DH & B DIRECTORS LIMITED RESIGNED | Nominee Director | 28 Aug 1998 | 01 Oct 1998 | | | 5 Chancery Lane, Cliffords Inn, London, EC4A 1BU |
| DH & B MANAGERS LIMITED RESIGNED | Nominee Director | 28 Aug 1998 | 01 Oct 1998 | | | 5 Chancery Lane, Cliffords Inn, London, EC4A 1BU |