| ROWLAND, Richard ACTIVE | Secretary | 20 Apr 2006 | | | | 27 Arlington Court, Arlington Road, Twickenham, Middlesex, TW1 2AU |
| DI LUZIO, Alesandro Denis ACTIVE | Director | 29 Apr 2016 | | United Kingdom | April 1971 | Tiffin School, Queen Elizabeth Road, Kingston Upon Thames, Surrey, KT2 6RL, United Kingdom |
| JOINER, Samantha Jane ACTIVE | Director | 11 Jul 2024 | | England | September 1975 | Tiffin School, Queen Elizabeth Road, Kingston Upon Thames, KT2 6RL, England |
| ROWLAND, Richard ACTIVE | Director | 18 Mar 1994 | | England | June 1950 | 27 Arlington Court, Arlington Road, Twickenham, Middlesex, TW1 2AU |
| WORTHINGTON, Charles ACTIVE | Director | 23 Sep 2016 | | United Kingdom | April 1962 | Tiffin School, Queen Elizabeth Road, Kingston Upon Thames, Surrey, KT2 6RL |
| JAMES, Gary Owen RESIGNED | Secretary | 20 Apr 1999 | 09 Mar 2006 | | | 36 Chandos Avenue, London, W5 4ER |
| PRINCE, Colin Hugh RESIGNED | Secretary | | 28 Nov 1999 | | | Tiffin School, Queen Elizabeth Road, Kingston, Surrey, KT2 6RL |
| BARRATT, Colin Norman RESIGNED | Director | 01 Dec 1999 | 08 Jan 2002 | | December 1948 | 11 The Martins, Crawley Down, Crawley, West Sussex, RH10 4XU |
| BROOK, Anthony Brian RESIGNED | Director | 07 Jan 2002 | 10 Jan 2003 | | May 1953 | 4 Chestnut Road, Kingston, Surrey, KT2 5AP |
| CLARKE, Hilda May Maude RESIGNED | Director | 05 Oct 2009 | 31 Aug 2015 | United Kingdom | November 1954 | 42, Bishops Close, Ham Common, Richmond, Surrey, TW10 7DE |
| DEMPSEY, Anthony Michael, Dr RESIGNED | Director | | 05 Apr 2005 | United Kingdom | June 1944 | 63 Gilpin Crescent, Twickenham, Middlesex, TW2 7BP |
| DRURY, Stephen Patrick RESIGNED | Director | 18 Feb 2008 | 13 Nov 2009 | England | May 1954 | Pincott Farm Pincott Lane, West Horsley, Leatherhead, Surrey, KT24 6JH |
| ELLIS, Colin Peter RESIGNED | Director | 21 Feb 1994 | 22 May 1996 | | September 1950 | 11a Nebostraat, 6222 Cm Maastrict, Limburg Netherlands, FOREIGN |
| GASCOIGNE, Michael Denis RESIGNED | Director | 01 Sep 2015 | 01 Jul 2023 | England | May 1969 | Tiffin School, Queen Elizabeth Road, Kingston Upon Thames, Surrey, KT2 6RL, United Kingdom |
| GILES, Robert David Alexander RESIGNED | Director | 01 May 1995 | 28 Nov 1999 | | February 1964 | 14b Springfield Road, Kingston Upon Thames, Surrey, KT1 2SA |
| GRIMBLE, Chris RESIGNED | Director | 10 Jan 2003 | 09 Mar 2006 | | October 1973 | 16a Shooters Hill, Pangbourne, Berkshire, RG8 7DX |
| HALL, Andrew Mclean RESIGNED | Director | 13 Nov 2010 | 23 Sep 2016 | Uk | February 1980 | 62, Clifton Road, Kingston Upon Thames, Surrey, KT2 6PJ |
| HESLOP, Sean Martin RESIGNED | Director | 22 Jul 2007 | 09 Mar 2009 | England | October 1967 | 42 Rowena Crescent, London, SW11 2PT |
| HESLOP, Sean Martin RESIGNED | Director | 05 Apr 2005 | 09 Mar 2006 | England | October 1967 | 42 Rowena Crescent, London, SW11 2PT |
| INGALL, Alastair RESIGNED | Director | 01 Jul 2023 | 11 Jul 2024 | United Kingdom | June 1978 | Tiffin School, Queen Elizabeth Road, Kingston, Surrey, KT2 6RL |
| KING, John Paul RESIGNED | Director | 09 Mar 2009 | 29 Apr 2016 | United Kingdom | August 1950 | 64 Alric Avenue, New Malden, Surrey, KT3 4JW |
| KING, Peter Anthony RESIGNED | Director | 22 May 1996 | 21 Apr 2015 | England | April 1942 | 8 St Edmunds Croft, Dunmow, Essex, CM6 3AZ |
| REYNOLDS, Paul RESIGNED | Director | | 01 Mar 1993 | | March 1950 | 4 Ditton Reach, Thames Ditton, Surrey, KT7 0XB |
| RUBERRY, David RESIGNED | Director | | 04 Apr 1995 | | July 1954 | 6 Cross Road, Wimbledon, London, SW19 1PF |
| SMITH, Bryan Preston RESIGNED | Director | | 11 Apr 2005 | England | March 1935 | Dowlings, 19 Birdshill Road, Oxshott, Surrey, KT22 0NJ |
| VYE, Paul RESIGNED | Director | | 16 Feb 1994 | | September 1940 | 36 King Edwards Grange, Teddington, Middlesex, TW11 |
| WATSON, Ian RESIGNED | Director | 11 Apr 2005 | 09 Mar 2006 | | October 1968 | 5 St Austells Place, Warwick Road, Dorking, Surrey, RH5 4NJ |