| THOMAS, Byron ACTIVE | Secretary | 13 Nov 2020 | | | | Unit 1 Causeway Central, Causeway Park, Lovett Road, Staines-Upon-Thames, TW18 3AZ, England |
| GUIDO VOGT, Adrian Wilhelm ACTIVE | Director | 01 Jul 2022 | | Germany | September 1985 | Unit 1 Causeway Central, Causeway Park, Lovett Road, Staines-Upon-Thames, TW18 3AZ, England |
| NAIR, Sreekumar ACTIVE | Director | 13 Nov 2020 | | England | July 1970 | Unit 1 Causeway Central, Causeway Park, Lovett Road, Staines-Upon-Thames, TW18 3AZ, England |
| THOMAS, Nicholas Alexander ACTIVE | Director | 22 Nov 2023 | | England | September 1977 | Unit 1 Causeway Central, Causeway Park, Lovett Road, Staines-Upon-Thames, TW18 3AZ, England |
| VAN DEN BERG, Norbert (Adrianus Nicolaas) ACTIVE | Director | 01 May 2021 | | Switzerland | July 1966 | Unit 1 Causeway Central, Causeway Park, Lovett Road, Staines-Upon-Thames, TW18 3AZ, England |
| AZIZ, Owais RESIGNED | Secretary | 27 Sep 2011 | 26 Jun 2012 | | | Heathrow West, Building 1071 Southampton Road, Heathrow Airport, Hounslow, Middlesex, TW6 3AQ |
| BORTHWICK, Christopher Michael RESIGNED | Secretary | | 06 Jul 1992 | | | 9 The Park, Great Bookham, Leatherhead, Surrey, KT23 3JL |
| BRADLEY, Anne Teresa RESIGNED | Secretary | 14 Feb 2002 | 31 Jul 2003 | | | 61 Lime Grove, Hayes, Middlesex, UB3 1JL |
| BURTON, Mark Andrew RESIGNED | Secretary | 04 Mar 2009 | 27 Sep 2011 | | | 40, Bushy Park Road, Teddington, Middlesex, TW11 9DG |
| CASWELL, Stephen John RESIGNED | Secretary | 19 Jan 1996 | 29 Feb 1996 | | | 2 Chaworth Road, Ottershaw, Chertsey, Surrey, KT16 0PE |
| CASWELL, Stephen John RESIGNED | Secretary | 06 Jul 1992 | 08 Feb 1993 | | | 16 The Maples, Ottershaw, Chertsey, Surrey, KT16 0NU |
| COLLEARY, Michael Martin RESIGNED | Secretary | 14 Nov 1994 | 19 Jan 1996 | | | 106 St Margarets Grove, St Margarets, Twickenham, Middlesex, TW1 1JG |
| COX, Graeme RESIGNED | Secretary | 26 Jun 1998 | 29 Dec 1999 | | | 6 Kennedy Avenue, East Grinstead, West Sussex, RH19 2DE |
| DHILLON, Ravinder Singh RESIGNED | Secretary | 13 Dec 2004 | 14 Feb 2005 | | | 72 Montrose Avenue, Sidcup, Kent, DA15 9DS |
| ELLIS, Stephen RESIGNED | Secretary | 31 Jul 2003 | 16 Jan 2004 | | | Westacre House, North Street, Winkfield, Berkshire, SL4 4TE |
| EVERED, Diane Patricia RESIGNED | Secretary | 16 Jan 2004 | 13 Dec 2004 | | | 76 Evelyn Crescent, Sunbury On Thames, Middlesex, TW16 6LZ |
| GLASGOW, John RESIGNED | Secretary | 29 Feb 1996 | 26 Jun 1998 | | | 6 Poyle Gardens, Bracknell, Berkshire, RG12 2QZ |
| GLASGOW, John David RESIGNED | Secretary | 19 Jun 1993 | 14 Nov 1994 | | | 82 Shefford Crescent, Wokingham, Berkshire, RG11 1YP |
| JONES, Michael John RESIGNED | Secretary | 28 Dec 2005 | 04 Mar 2009 | | | 9 Norman Avenue, Twickenham, Middlesex, TW1 2LY |
| KARAM, Michel RESIGNED | Secretary | 29 Dec 1999 | 26 Mar 2001 | | | 21 Burnthouse Gardens, Warfield, Berkshire, RG42 3XY |
| NAIR, Sreekumar RESIGNED | Secretary | 26 Jun 2012 | 13 Nov 2020 | | | Ash House, Littleton Road, Ashford, TW15 1TZ, England |
| ROSS, Graeme James RESIGNED | Secretary | 08 Feb 1993 | 19 Jun 1993 | | | 69 Middlemuir Road, Inverurie, Aberdeenshire, AB51 4JB |
| WOOD, Stephen Wallace RESIGNED | Secretary | 14 Feb 2005 | 28 Dec 2005 | | | 3 Whitney Lane, West Simsbury, Connecticut 06092-2411, Usa |
| ANDREASSON, Carl Henric RESIGNED | Director | 10 Mar 1994 | 31 Aug 1994 | | September 1947 | 10 Westwood Gardens, London, SW13 0LB |
| BACHMANN, Rudolf RESIGNED | Director | 19 Dec 2001 | 31 Jul 2004 | | January 1957 | 3c Laleham Road, Staines, Middlesex, TW18 2DS |
| BANDMANN, Ralph Jurgen RESIGNED | Director | 19 Mar 2001 | 19 Dec 2001 | | March 1963 | Windyridge, 34 Loudhams Road, Little Chalfont, Buckinghamshire, HP7 9NX |
| BAUMANN, Daniel RESIGNED | Director | 29 Feb 1996 | 27 Feb 1997 | | April 1961 | 618 Chelsea Cloisters, Sloane Avenue, London, SW3 3EL |
| BORN, Eric Martin RESIGNED | Director | 28 Dec 2005 | 04 Mar 2009 | United Kingdom | August 1970 | Chestnut Barn, Crowsley, Henley On Thames, Oxfordshire, RG9 4JL |
| BORN, Eric Martin RESIGNED | Director | 31 Jul 2004 | 14 Feb 2005 | United Kingdom | August 1970 | Chestnut Barn, Crowsley, Henley On Thames, Oxfordshire, RG9 4JL |
| BOYSEN, Henning RESIGNED | Director | 01 Jul 1999 | 26 Mar 2001 | | May 1946 | Blinderstrasse 46, Zollikon, Zurich 8702, Switzerland |
| BRAAGAARD, Per RESIGNED | Director | | 10 Mar 1994 | | August 1943 | 4 Havmandsvej, Herlev, FOREIGN, Denmark |
| BURTON, Mark Andrew, Mr. RESIGNED | Director | 27 Sep 2011 | 23 Nov 2015 | England | January 1971 | Heathrow West, Building 1071 Southampton Road, Heathrow Airport, Hounslow, Middlesex, TW6 3AQ |
| CORR, Stephen Philip RESIGNED | Director | 28 Aug 2015 | 31 Aug 2020 | United Kingdom | April 1960 | Heathrow West Building 1071, London Heathrow Airport, Hounslow, TW6 3AQ, England |
| DE LA TORRE, David RESIGNED | Director | 02 Aug 2013 | 27 Apr 2015 | England | May 1970 | Heathrow West, Building 1071 Southampton Road, Heathrow Airport, Hounslow, Middlesex, TW6 3AQ |
| DHILLON, Ravinder Singh RESIGNED | Director | 09 Sep 2004 | 14 Feb 2005 | | February 1961 | 72 Montrose Avenue, Sidcup, Kent, DA15 9DS |
| ELLIS, Stephen RESIGNED | Director | 10 Mar 2003 | 09 Sep 2004 | | March 1966 | Westacre House, North Street, Winkfield, Berkshire, SL4 4TE |
| FOUNTAIN, Thomas William RESIGNED | Director | 04 Mar 2009 | 31 Dec 2020 | United Kingdom | June 1969 | Ash House, Littleton Road, Ashford, TW15 1TZ, England |
| GREVENER, Hartvig RESIGNED | Director | 19 Mar 2001 | 14 Feb 2005 | | October 1966 | Zumikerstrasse 20, Zollikon, Ch 8702, Switzerland |
| GREY, Jonathan Guthrie RESIGNED | Director | 07 Aug 2006 | 21 Apr 2007 | United Kingdom | October 1951 | Orchard Cottage, Gaston Lane, South Warnborough, Hampshire, RG29 1RH |
| HAAGENSEN, Vagn RESIGNED | Director | | 18 Nov 1994 | | November 1946 | Pinevangen 33, Dk 3450, Allerod, FOREIGN, Denmark |
| HERASIMTSCHUK, Walter RESIGNED | Director | 29 Dec 1999 | 26 Mar 2001 | | September 1953 | Sylvan House, Middleton Road, Camberley, Surrey, GU15 3TU |
| HUMAN, Willem Hendrik RESIGNED | Director | 23 Nov 2015 | 31 Dec 2020 | United Kingdom | May 1982 | Ash House, Littleton Road, Ashford, TW15 1TZ, England |
| JONES, Michael John RESIGNED | Director | 28 Dec 2005 | 04 Mar 2009 | England | August 1951 | 9 Norman Avenue, Twickenham, Middlesex, TW1 2LY |
| KARAM, Michel RESIGNED | Director | 22 Oct 2001 | 17 Feb 2003 | | October 1960 | 21 Burnthouse Gardens, Warfield, Berkshire, RG42 3XY |
| KARAM, Michel RESIGNED | Director | 29 Dec 1999 | 26 Mar 2001 | | October 1960 | 21 Burnthouse Gardens, Warfield, Berkshire, RG42 3XY |
| KRUIJSWIJK, Robert RESIGNED | Director | 25 Nov 1994 | 02 Nov 1995 | | September 1954 | Biberlinstr 48, Ch 8032 Zurich, Switzerland, FOREIGN |
| LUCHSINGER, Martin Ulrich RESIGNED | Director | 25 Nov 1994 | 29 Dec 1999 | | April 1946 | Waesserwiesen Strasse 3, Winterthur, CH 8408, Switzerland |
| NEDERHAND, Tim RESIGNED | Director | 01 Feb 2021 | 01 Jul 2022 | Switzerland | September 1982 | Ash House, Littleton Road, Ashford, TW15 1TZ, England |
| REENBERG, Steen RESIGNED | Director | 10 Mar 1994 | 27 Feb 1997 | | August 1946 | Gribskovvaenhet 30, 3700 Hillerod, Denmark, FOREIGN |
| SCHIFTER, Richard Paul RESIGNED | Director | 14 Feb 2005 | 28 Dec 2005 | | March 1953 | 3465 Macomb Street Nw, Washington Dc, 20036, Usa |
| SIEBENHAAR, Stefan RESIGNED | Director | 26 Jun 1998 | 29 Dec 1999 | | May 1963 | Usterstrasse 57, Illnaw 8303, Switzerland, FOREIGN |
| SKOLD, Per RESIGNED | Director | 14 Nov 1994 | 29 Feb 1996 | | December 1947 | 11 Marrowells, Weybridge, Surrey, KT13 9RN |
| SMEDEGAARD, Niels RESIGNED | Director | 01 Jul 1999 | 26 Mar 2001 | | June 1962 | Birkenstrasse 244, Buchberg, 8454 Schaffhausen, Switzerland |
| SMEDEGAARD, Niels RESIGNED | Director | 02 Nov 1995 | 26 Jun 1998 | | June 1962 | Stalden Strasse 12, Hochfelden, 8182, Switzerland |
| STEEN, Poul RESIGNED | Director | 10 Mar 1994 | 18 Nov 1994 | | July 1951 | Vangeledet 15, Hillerod, 3400, Denmark |
| STENT TORRIANI, Jonathan Edward RESIGNED | Director | 19 Mar 2001 | 09 Dec 2004 | | October 1965 | Obstgartenstrasse 18, Kloten, Ch 8302, Switzerland |
| TURNER, Mark RESIGNED | Director | 01 Jan 2021 | 12 Jul 2023 | England | September 1981 | Ash House, Littleton Road, Ashford, TW15 1TZ, England |
| VAN NIEKERK, Pieter RESIGNED | Director | 04 Mar 2009 | 12 Jun 2013 | United Kingdom | September 1960 | 8, Geraldine Road, Chiswick, Middlesex, W4 3PA |
| WERLE, Wolfgang Heinrich RESIGNED | Director | 25 Nov 1994 | 29 Feb 1996 | | February 1948 | Kronenweg 4, Forch 8127 Zurich, Switzerland, FOREIGN |
| WESTMARK, Anders Peter RESIGNED | Director | 10 Mar 1994 | 18 Nov 1994 | | September 1953 | Hjskoleved 5a, 2960 Rungsted, Denmark, FOREIGN |
| WOOD, Stephen Wallace RESIGNED | Director | 14 Feb 2005 | 28 Dec 2005 | | April 1958 | 3 Whitney Lane, West Simsbury, Connecticut 06092-2411, Usa |