| TUNG, Sukhjiwan Kaur ACTIVE | Secretary | 01 Feb 2012 | | | | 3rd Floor, The Porter Building, 1 Brunel Way, Slough, Berkshire, SL1 1FQ, England |
| BAPNA, Prashant ACTIVE | Director | 27 Jul 2020 | | England | May 1973 | 3rd Floor, The Porter Building, 1 Brunel Way, Slough, Berkshire, SL1 1FQ, England |
| GODFREY, Najma Alex ACTIVE | Director | 24 Jan 2018 | | England | February 1977 | 3rd Floor, The Porter Building, 1 Brunel Way, Slough, Berkshire, SL1 1FQ, England |
| MOORE, Michael ACTIVE | Director | 07 Dec 2021 | | United States | January 1969 | 3rd Floor, The Porter Building, 1 Brunel Way, Slough, Berkshire, SL1 1FQ, England |
| BYRNE, Katharine Helen RESIGNED | Secretary | 29 Jul 2005 | 30 Nov 2006 | | | The Old Coach House, Stockbridge Road, Timsbury, Romsey, SO51 0NE |
| BYRNE, Katharine Helen RESIGNED | Secretary | 01 Jun 2001 | 19 Nov 2003 | | | The Old Coach House, Stockbridge Road, Timsbury, Romsey, SO51 0NE |
| HILTON, Timothy James RESIGNED | Secretary | 01 Dec 1995 | 01 Jun 2001 | | | 6 Ashton Cross, East Wellow, Romsey, Hampshire, SO51 6AY |
| LACEY, Edward John RESIGNED | Secretary | | 30 Nov 1995 | | | 43 The Parkway, Southampton, Hampshire, SO16 3PD |
| PEARCE, Simon Marshall RESIGNED | Secretary | 19 Nov 2003 | 29 Jul 2005 | | | 5 Oaklands Avenue, Esher, Surrey, KT10 8HX |
| PICCUS, Todd Olen RESIGNED | Secretary | 01 May 2015 | 31 Dec 2024 | | | 333, Continental Boulevard, El Segundo, Ca 90245, United States |
| ROWLAND, Janet Lesley RESIGNED | Secretary | 30 Nov 2006 | 31 Dec 2008 | | | 2 Smith Terrace, London, SW3 4DL |
| SALVO, Joseph Pasqualino RESIGNED | Secretary | 31 Dec 2008 | 10 Apr 2015 | | | Maple House, 149 Tottenham Court Road, London, W1T 7NF |
| ALLCROFT, Britt RESIGNED | Director | | 07 Sep 2000 | United States | December 1943 | 133 Wadsworth Avenue, Santa Monica, California 90405 Usa, 90405 |
| ALLMARK, David RESIGNED | Director | 01 Feb 2012 | 03 Feb 2014 | United States | June 1963 | Maple House, 149 Tottenham Court Road, London, W1T 7NF |
| BIRRELL, Nigel Norman RESIGNED | Director | 03 Sep 2002 | 30 Nov 2005 | | February 1963 | 40 St John's Park, Blackheath, London, SE3 7JH |
| BURDICK, Charles James RESIGNED | Director | 26 May 2005 | 30 Jun 2005 | | June 1951 | 9 Ormonde Place, London, SW1W 8HX |
| CAMINADA, Charles Jerome RESIGNED | Director | 03 Sep 2002 | 30 Sep 2005 | England | October 1957 | 56 Lamont Road, London, SW10 0HX |
| CATCHPOLE, Edward Laurence RESIGNED | Director | 01 Feb 2012 | 01 May 2015 | United Kingdom | March 1966 | Maple House, 149 Tottenham Court Road, London, W1T 7NF |
| DESAI, Sangeeta RESIGNED | Director | 10 Sep 2010 | 01 Feb 2012 | United Kingdom | September 1975 | Maple House, 149 Tottenham Court Road, London, W1T 7NF |
| DONAHUE, Brian Joseph RESIGNED | Director | 26 Sep 2013 | 08 Sep 2014 | England | May 1977 | Maple House, 149 Tottenham Court Road, London, W1T 7NF |
| DUNN, Jeffrey Doubleday RESIGNED | Director | 22 Dec 2008 | 01 Feb 2012 | United States | February 1955 | Maple House, 149 Tottenham Court Road, London, W1T 7NF |
| FALZON, Charles John RESIGNED | Director | 24 Jan 2001 | 03 Sep 2002 | | August 1957 | R R Flat 2, Acton, Ontario L7j 2lb, Canada |
| HARRIS, William Stuart RESIGNED | Director | | 03 Sep 2002 | United Kingdom | September 1956 | Ash Lea Dixons Lane, Broughton, Stockbridge, Hampshire, SO20 8AT |
| HILTON, Timothy James RESIGNED | Director | 25 Oct 1995 | 26 Oct 2001 | | October 1964 | 6 Ashton Cross, East Wellow, Romsey, Hampshire, SO51 6AY |
| LAWES, Robert Ian RESIGNED | Director | 03 Sep 2002 | 21 Oct 2004 | | June 1967 | 9 Finlay Street, London, SW6 6HE |
| LYNCH, Thomas William RESIGNED | Director | 12 Sep 2018 | 29 Apr 2019 | United States | October 1969 | 333, Continental Boulevard, El Segundo, California 90245, United States |
| MATHUR, Siddharth RESIGNED | Director | 01 May 2015 | 31 Aug 2018 | United States | October 1975 | 333, Continental Boulevard, El Segundo, California 90245, United States |
| MCKENZIE, Jean Ann RESIGNED | Director | 07 Sep 2015 | 03 Mar 2017 | Usa | October 1959 | 675, Avenue Of The Americas, 3rd Floor, New York, Ny 10010, Usa |
| MULROONEY WOLLMAN, Shari RESIGNED | Director | 18 Nov 2019 | 16 Dec 2021 | United States | September 1963 | 333, Continental Boulevard, El Segundo, California 90245, United States |
| PEARCE, David RESIGNED | Director | 06 Mar 2008 | 31 Jan 2009 | England | November 1967 | 9 Saint Albans Avenue, London, W4 5LL |
| RICHARDSON, Justin Gordon RESIGNED | Director | 14 Dec 2016 | 05 Sep 2017 | England | February 1968 | Maple House, 149 Tottenham Court Road, London, W1T 7NF |
| RICKETTS, Timothy Walker RESIGNED | Director | 26 Oct 2001 | 03 Sep 2002 | England | April 1964 | 49 Lakewood Road, Chandlers Ford, Hampshire, SO53 1EU |
| ROTENBERG, Joel RESIGNED | Director | 26 Sep 2013 | 03 Aug 2015 | Canada | February 1959 | 636, Girard Avenue, East Aurora, New York, 14052, Usa |
| SANGWAY, Susan Annette RESIGNED | Director | 18 Jan 1995 | 02 Mar 1998 | | April 1949 | Nuthatch Cottage, The Common Dean Road West Tytherley, Salisbury, Wiltshire, SP5 1NS |
| STEINBERG, Bruce David RESIGNED | Director | 28 Nov 2005 | 06 Mar 2008 | England | December 1956 | 58 Frognal, London, NW3 6XG |
| SULLIVAN, Sean Stephen RESIGNED | Director | 12 Jan 2009 | 10 Sep 2010 | United States | March 1967 | Maple House, 149 Tottenham Court Road, London, W1T 7NF |
| THIEME, Christian RESIGNED | Director | 09 Mar 2012 | 26 Sep 2013 | England | April 1974 | Maple House, 149 Tottenham Court Road, London, W1T 7NF |
| UNITT, Andrew Neil RESIGNED | Director | 07 Sep 2015 | 07 Aug 2020 | United Kingdom | September 1981 | 3rd Floor, The Porter Building, 1 Brunel Way, Slough, Berkshire, SL1 1FQ, England |
| WALKER, Geoffrey Hulbert RESIGNED | Director | 03 Feb 2014 | 07 Sep 2015 | United States | October 1965 | 636, Girard Avenue, East Aurora, New York, 14052, Usa |
| WALKER, Geoffrey Hulbert RESIGNED | Director | 01 Feb 2012 | 09 Mar 2012 | United Kingdom | October 1965 | Mattel House, Vanwall Business Park, Vanwall Road, Maidenhead, Berkshire, SL6 4UB |
| WEIGHT, James Dominic RESIGNED | Director | 28 Nov 2005 | 16 Jan 2009 | England | April 1965 | 11 Courtney Place, Cobham, Surrey, KT11 2BE |
| WRIGHT, Angus Mackenzie Nicholson RESIGNED | Director | | 23 Nov 1998 | | April 1934 | 11 Blenheim Avenue, Southampton, Hampshire, SO17 1DW |