| SWARATMIKA, Swaratmika ACTIVE | Secretary | 06 May 2025 | | | | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES, England |
| SCANLON, John James, Mr. ACTIVE | Director | 01 Jan 2020 | | England | November 1969 | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES, England |
| THORN, Christopher Derrick ACTIVE | Director | 01 Feb 2020 | | England | April 1981 | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES, England |
| COOPER, Elizabeth Jayne Clare RESIGNED | Secretary | 01 Jul 2001 | 31 Jul 2003 | | | 39 Church Road, Harlington, Bedfordshire, LU5 6LE |
| KNIGHT, Joan RESIGNED | Secretary | 31 Jul 2003 | 06 May 2025 | | | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES, England |
| THORNE, Simon John RESIGNED | Secretary | 15 Apr 1998 | 30 Jun 2001 | | | Walnut Cottage Englemere Park, Kings Ride, Ascot, Berkshire, SL5 8AE |
| CLIFFORD CHANCE SECRETARIES LIMITED RESIGNED | Nominee Secretary | | 19 May 1999 | | | 10 Upper Bank Street, London, E14 5JJ |
| BARLOW, Andrew Richard RESIGNED | Director | 15 May 1997 | 07 May 1998 | | January 1941 | Badgers Bend Bagshot Road, Chobham, Woking, Surrey, GU24 8SJ |
| BRONGNIART, Phillipe RESIGNED | Director | | 10 Apr 1995 | | January 1939 | 20 Rue Du Petit Muse, Paris 4eme, FOREIGN, France |
| CARNEAU, Pierre RESIGNED | Director | 15 May 1997 | 19 May 1999 | England | February 1952 | 239 Popes Lane Gunnersbury Park, Ealing, London, W5 4NH |
| CHAPRON, Christophe Andre Bernard RESIGNED | Director | 19 Feb 2007 | 29 Feb 2016 | England | October 1964 | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES, England |
| DUVAL, Florent Thierry Antoine RESIGNED | Director | 01 Feb 2016 | 31 Oct 2021 | England | February 1976 | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES, England |
| GOODFELLOW, Ian Frederick RESIGNED | Director | 19 May 1999 | 31 May 2003 | England | January 1954 | Highlands Harewood Drive, Cold Ash, Thatcham, Berkshire, RG18 9PF |
| GORDON, Marek Robert RESIGNED | Director | 19 May 1999 | 31 May 2003 | England | February 1953 | 7 Woodbank Avenue, Gerrards Cross, Buckinghamshire, SL9 7PY |
| GRAVESON, Gavin RESIGNED | Director | 19 May 1999 | 01 May 2000 | | August 1963 | 5 Kington Rise, Claverdon, Warwick, Warwickshire, CV35 8PN |
| HESPE, David Anthony RESIGNED | Director | 19 May 1999 | 01 Sep 2002 | | March 1959 | 15 Birds Hill Road, Eastcote, Northamptonshire, NN12 8NF |
| HJORT, Per-Anders RESIGNED | Director | 31 May 2003 | 01 Oct 2008 | | December 1958 | Flat 76, 21 Sheldon Square, Paddington London, W2 6DS |
| LEAVER, John Frederick RESIGNED | Director | 19 May 1999 | 28 Feb 2001 | | May 1948 | 95 Gloucester Road, Rudgeway, South Gloucester, BS35 2QS |
| LEBEL, Jean-Claude RESIGNED | Director | | 15 Sep 1999 | | September 1938 | 1 Rue Beaujon, 75000 Paris, France, FOREIGN |
| PALMER-JONES, David Courtenay RESIGNED | Director | 01 Oct 2008 | 01 Jan 2020 | United Kingdom | April 1963 | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES, England |
| PEROL, Emmanuel RESIGNED | Director | | 14 Apr 1997 | | September 1951 | 12 Rue Du Depart, Conflans St Honorine, 78700, France |
| SEARBY, Robert Anthony RESIGNED | Director | 19 May 1999 | 02 Mar 2001 | | September 1956 | 4 Davis Close, Marlow, Buckinghamshire, SL7 1SY |
| SEXTON, Ian Anthony RESIGNED | Director | 02 Mar 2001 | 19 Feb 2007 | United Kingdom | May 1956 | 31 Dedmere Road, Marlow, Buckinghamshire, SL7 1PE |
| THORNE, Simon John RESIGNED | Director | 19 May 1999 | 30 Jun 2001 | England | February 1967 | Walnut Cottage Englemere Park, Kings Ride, Ascot, Berkshire, SL5 8AE |
| WARD, Brian Eric RESIGNED | Director | | 31 Mar 2000 | England | November 1945 | Newton House, Newton, Kettering, Northamptonshire, NN14 1BW |
| WARD, Brian Eric RESIGNED | Director | | 04 May 1993 | England | November 1945 | Newton House, Newton, Kettering, Northamptonshire, NN14 1BW |