| MCNALLY, Moira ACTIVE | Secretary | 31 Aug 2011 | | | | 6, The Dell, Bishopsgate Road Englefield Green, Egham, Surrey, TW20 0XP, United Kingdom |
| ADLER, Derek Malcolm ACTIVE | Director | 20 Apr 2001 | | United Kingdom | February 1948 | 1 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XP |
| BRENNER, Michael Kenneth ACTIVE | Director | 06 May 2024 | | United Kingdom | April 1987 | Menzies Llp, 2nd Floor, Magna House, 18-32 London Road, Staines-Upon-Thames, TW18 4BP, United Kingdom |
| CADDY, Susan Lougher ACTIVE | Director | 16 Aug 2011 | | England | May 1947 | 3, The Dell, Bishopsgate Road Englefield Green, Egham, Surrey, TW20 0XP, United Kingdom |
| CHARLTON, John Stuart Northcliffe ACTIVE | Director | 02 Dec 2011 | | United Kingdom | May 1946 | 7 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XP, United Kingdom |
| MCNALLY, Moira ACTIVE | Director | 07 May 2010 | | England | November 1950 | 6 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XP |
| RACKLEY, Martina Cristina ACTIVE | Director | 05 Apr 2011 | | Netherlands | July 1954 | Menzies Llp, 2nd Floor, Magna House, 18-32 London Road, Staines-Upon-Thames, TW18 4BP, United Kingdom |
| TABERER, Paul Anthony Blair ACTIVE | Director | 07 Feb 2018 | | England | November 1959 | Menzies Llp, 2nd Floor, Magna House, 18-32 London Road, Staines-Upon-Thames, TW18 4BP, United Kingdom |
| WOJCIECH, Adrian Leon ACTIVE | Director | 14 Jul 2006 | | United Kingdom | March 1949 | 4, The Dell, Bishopsgate Road, Egham, Surrey, TW20 0XP |
| BEAUVAIS, Ann Veronica RESIGNED | Secretary | | 19 Apr 1999 | | | 1 The Dell Bishopsgate Road, Englefield Green, Egham, Surrey, TW20 0XY |
| BENBOW, Kate RESIGNED | Secretary | 08 May 2010 | 31 Aug 2011 | | | 7 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XP |
| MORRIS, Nicola Mary RESIGNED | Secretary | 30 Jun 2003 | 07 May 2010 | | | 6, The Dell Bishopsgate Road, Englefield Green, Egham, Surrey, TW20 0XP |
| PANNELL, Kay Jacqueline RESIGNED | Secretary | 19 Apr 1999 | 30 Jun 2003 | | | 6 The Dell, Bishopsgate Road Englefield Green, Egham, Surrey, TW20 0XP |
| BARNETT, Terence Anthony RESIGNED | Director | 02 Aug 1996 | 28 Nov 2008 | | December 1943 | 7 The Dell, Egham, Surrey, TW20 0XY |
| BEAUVAIS, Ann Veronica RESIGNED | Director | 09 Jan 1998 | 19 Apr 2001 | | February 1946 | 1 The Dell Bishopsgate Road, Englefield Green, Egham, Surrey, TW20 0XY |
| BEAUVAIS, Clive Richard RESIGNED | Director | | 25 Mar 1993 | | December 1946 | 9 The Dell, Englefield Green, Egham, Surrey, TW20 0XP |
| BEAUVAIS, Walter John RESIGNED | Director | | 09 Jan 1998 | | March 1942 | 1 The Dell, Englefield Green, Egham, Surrey, TW20 0XY |
| BENBOW, Alastair, Dr RESIGNED | Director | 28 Nov 2008 | 01 Dec 2011 | England | September 1958 | 7 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XP |
| CADDY, David Henry Arnold Courtenay RESIGNED | Director | 01 Jul 2004 | 07 Aug 2011 | England | June 1944 | 3 The Dell Bishopsgate Road, Englefield Green, Egham, Surrey, TW20 0XP |
| CHARLTON, Christine RESIGNED | Director | 18 Dec 2009 | 24 Apr 2024 | England | July 1952 | 5 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XY |
| COURIR-RYDER, Andrea RESIGNED | Director | 13 May 2007 | 18 Dec 2009 | United Kingdom | February 1965 | 5 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XP |
| CROWLEY, Richard Paul RESIGNED | Director | | 05 May 1998 | | February 1927 | 4 The Dell, Englefield Green, Egham, Surrey, TW20 0XY |
| DA RE, Cesare RESIGNED | Director | 05 Mar 1999 | 05 Apr 2011 | United Kingdom | February 1942 | 8 The Dell, Bishopsgate Road Englefield Green, Egham, Surrey, TW20 0XP |
| DA RE, Jean RESIGNED | Director | 15 Oct 1997 | 25 Aug 1999 | | January 1945 | 8 The Dell, Bihopsgate Road, Egham, Surrey, TW20 0YX |
| FARAH, Peggie RESIGNED | Director | | 02 Dec 1998 | | November 1947 | 6 The Dell, Englefield Green, Egham, Surrey, TW20 0XY |
| FAYERS, Frank John RESIGNED | Director | 23 Jan 1996 | 15 Oct 1997 | | March 1930 | 8 The Dell Bishopsgate, Bishopsgate Road, Englefield Green, Surrey, TW20 0XY |
| HOGG, Paul Robert RESIGNED | Director | 16 Jun 1993 | 02 Aug 1996 | | May 1950 | 7 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XP |
| JACKSON, Anthony Graham RESIGNED | Director | 02 Dec 1998 | 09 Dec 1999 | | November 1963 | 6 The Dell, Egham, Surrey, TW20 0XP |
| JORGENSON, Kedd RESIGNED | Director | | 16 Jun 1993 | | November 1923 | 7 The Dell, Englefield Green, Egham, Surrey, TW20 0XY |
| MORRIS, Nicola Mary RESIGNED | Director | 30 Jun 2003 | 07 May 2010 | United Kingdom | July 1952 | 6 The Dell Bishopsgate Road, Englefield Green, Egham, Surrey, TW20 0XY |
| MYERSON, Brian Alan RESIGNED | Director | | 30 Jun 2004 | | October 1958 | 3 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XY |
| PANNELL, Kay Jacqueline RESIGNED | Director | 10 Dec 1999 | 30 Jun 2003 | | December 1947 | 6 The Dell, Bishopsgate Road Englefield Green, Egham, Surrey, TW20 0XP |
| PERRIN, Barry RESIGNED | Director | 02 Mar 2012 | 07 Feb 2018 | United Kingdom | May 1947 | 9, The Dell, Bishopsgate Road Englefield Green, Egham, Surrey, TW20 0XP, United Kingdom |
| PITCHER, Desmond Henry, Sir RESIGNED | Director | | 25 Aug 1999 | | March 1935 | 5 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XY |
| PROSSER, John William RESIGNED | Director | 09 Jun 2004 | 26 Jan 2025 | United Kingdom | August 1936 | 2 The Dell, Bishopsgate Road, Englefield Green, Surrey, TW20 0XY |
| RANDALL, Arthur Stephen RESIGNED | Director | 25 Mar 1993 | 02 Mar 2012 | United Kingdom | October 1947 | The Dell, 53 Bullwood Road, Dunoon, Argyll, PA23 7QJ |
| RICHARDSON, Jill Rosemary Grenville RESIGNED | Director | 05 May 1998 | 14 Jul 2006 | | October 1942 | 4 The Dell, Bishopsgate Road Englefield Green, Egham, Surrey, TW20 0XY |
| ROLES, Wendy, Dr RESIGNED | Director | 25 Aug 1999 | 26 Apr 2007 | | July 1935 | 5 The Dell, Bishopsgate Road Englefield Green, Egham, Surrey, TW20 0XP |
| SMITH, Robert Grenville RESIGNED | Director | | 09 Jun 2004 | | October 1908 | 2 The Dell, Englefield Green, Egham, Surrey, TW20 0XY |
| THOLSTRUP, Svendknud RESIGNED | Director | | 23 Jan 1996 | | March 1933 | 8 The Dell, Englefield Green, Egham, Surrey, TW20 0XP |