| REILLY, Alison ACTIVE | Secretary | 05 Dec 2021 | | | | 15 Eton Avenue, London, NW3 3EL |
| DAVIES, Natasha Claire ACTIVE | Director | 17 Mar 2026 | | England | August 1991 | 15 Eton Avenue, London, NW3 3EL |
| DAVIES, Stuart Robert ACTIVE | Director | 14 Nov 2023 | | England | November 1967 | 15 Eton Avenue, London, NW3 3EL |
| DAY, David Christopher ACTIVE | Director | 31 Jan 2023 | | England | January 1964 | 15 Eton Avenue, London, NW3 3EL |
| HACK, Sarah Frances ACTIVE | Director | 22 Jun 2021 | | United Kingdom | January 1975 | 15 Eton Avenue, London, NW3 3EL |
| LAZARUS, Ian Kenneth ACTIVE | Director | 01 Sep 2023 | | England | March 1962 | 15 Eton Avenue, London, NW3 3EL |
| MCEVER, Julie Allyson Greene ACTIVE | Director | 26 Nov 2024 | | England | January 1971 | 15 Eton Avenue, London, NW3 3EL |
| MCKENDRICK, Emma Elizabeth Ann ACTIVE | Director | 16 Jun 2020 | | United Kingdom | June 1963 | 15 Eton Avenue, London, NW3 3EL |
| MCLEAN, Marcella Christiana ACTIVE | Director | 01 Oct 2024 | | England | June 1985 | 15 Eton Avenue, London, NW3 3EL |
| QUITTENTON, Amy Frances ACTIVE | Director | 25 Jun 2024 | | England | December 1979 | 15 Eton Avenue, London, NW3 3EL |
| RUSTIN, Gordon John Sampson, Professor ACTIVE | Director | 10 Mar 2020 | | United Kingdom | August 1948 | 15 Eton Avenue, London, NW3 3EL |
| SMITH, Jonathan Paul French ACTIVE | Director | 10 Mar 2020 | | England | November 1959 | 15 Eton Avenue, London, NW3 3EL |
| THOMAS, Vivian William Piers ACTIVE | Director | 15 Mar 2018 | | England | January 1958 | 15 Eton Avenue, London, NW3 3EL |
| WARD, Bridget Anne ACTIVE | Director | 17 Mar 2026 | | England | November 1976 | 15 Eton Avenue, London, NW3 3EL |
| BOYD, Catherine Ann RESIGNED | Secretary | 23 Mar 2010 | 18 Jul 2016 | | | 15 Eton Avenue, London, NW3 3EL |
| GREEN, Philip Patrick RESIGNED | Secretary | 01 Apr 1993 | 23 Mar 2010 | | | 1 Oakdene Place, Peasmarsh, Guildford, Surrey, GU3 1NJ |
| HEELEY, Victoria Frances RESIGNED | Secretary | 18 Jul 2016 | 27 Aug 2021 | | | 15 Eton Avenue, London, NW3 3EL |
| OLNEY, Joanna Mary RESIGNED | Secretary | 27 Aug 2021 | 26 Nov 2021 | | | 15 Eton Avenue, London, NW3 3EL |
| WAREHAM, Christopher John RESIGNED | Secretary | | 31 Mar 1993 | | | 6 Halsmere Road, London, SE5 9LN |
| ASHTON, Phillip Christopher RESIGNED | Director | 10 Nov 2009 | 25 Jun 2024 | England | May 1960 | 15 Eton Avenue, London, NW3 3EL |
| BEESLEY, Peter Frederick Barton RESIGNED | Director | 13 Feb 1997 | 18 Oct 2020 | United Kingdom | April 1943 | 1 The Sanctuary, Westminster, London, SW1P 3JT |
| BODIE, Anthony Ellyah RESIGNED | Director | | 08 Dec 2014 | England | February 1939 | 15 Eton Avenue, London, NW3 3EL |
| CARTER, Sophie Christine RESIGNED | Director | 15 Mar 2017 | 16 Mar 2021 | England | January 1970 | 15 Eton Avenue, London, NW3 3EL |
| CLARKSON WEBB, Michael Robert RESIGNED | Director | | 18 Jun 1998 | | January 1928 | Mill Mere Staceys Farm Road, Elstead, Godalming, Surrey, GU8 6EN |
| CLEGG, Jonathan RESIGNED | Director | | 04 Oct 1994 | | March 1930 | 3 Loudoun Road, London, NW8 0LH |
| DUNCAN, Lynn Carol RESIGNED | Director | 05 Mar 2009 | 18 Jun 2015 | United Kingdom | November 1952 | 15 Eton Avenue, London, NW3 3EL |
| DURHAM, Vivienne Mary RESIGNED | Director | 15 Jun 2005 | 06 Oct 2017 | England | July 1961 | Francis Holland School, Clarence Gate, London, NW1 6XR |
| EDELSHAIN, Alison Olivia RESIGNED | Director | 13 Nov 2019 | 25 Jun 2024 | England | July 1954 | 15 Eton Avenue, London, NW3 3EL |
| FIERZ, Stephanie Constance Phoebe RESIGNED | Director | | 07 Nov 2002 | | November 1918 | Tyacke 36 Brynmaer Road, London, SW11 4EW |
| GORST, Blake Nicholas RESIGNED | Director | 16 Apr 1993 | 16 Jun 2020 | England | March 1945 | 15 Eton Avenue, London, NW3 3EL |
| KONIALIDIS, Zita RESIGNED | Director | | 09 Jun 2017 | England | February 1945 | 15 Eton Avenue, London, NW3 3EL |
| LEE, Anne, Dr RESIGNED | Director | 12 Jun 1997 | 24 Jun 1999 | | October 1953 | The Post House, West Clandon, Guildford, Surrey, GU4 7ST |
| LOW, Gillian RESIGNED | Director | 07 Nov 2002 | 23 Mar 2005 | England | February 1955 | 189 Fentiman Road, London, SW8 1JY |
| LUMSDON, Gillian Margaret RESIGNED | Director | 30 Oct 2003 | 31 Oct 2007 | England | November 1941 | Mayhouse Farm, Hadley, Droitwich, Worcestershire, WR9 0AS |
| MARTIN, Sharon RESIGNED | Director | 17 Nov 2015 | 26 Jun 2019 | England | August 1966 | Stormont School, The Causeway, Potters Bar, Hertfordshire, EN6 5HA, England |
| MAUNDER TAYLOR, William James RESIGNED | Director | 07 Nov 2002 | 11 Nov 2010 | England | August 1955 | 4 Malvern Terrace, London, N1 1HR |
| METTERS, Minna Audrey Christine RESIGNED | Director | | 23 Jun 2004 | | July 1930 | 54 Campden Hill Court, London, W8 7HU |
| RICE, Sebastian Richard Igor RESIGNED | Director | 17 Jun 2010 | 21 Jun 2022 | England | May 1970 | 15 Eton Avenue, London, NW3 3EL |
| ROPPE, Katrien Veronique Marie-Louise Josee RESIGNED | Director | 14 Mar 2016 | 22 Jun 2021 | United Kingdom | December 1970 | 15 Eton Avenue, London, NW3 3EL |
| SAYER, Caroline Susan, Dr RESIGNED | Director | 22 Jun 2021 | 26 Nov 2024 | England | November 1958 | 15 Eton Avenue, London, NW3 3EL |
| SIMON, Kate RESIGNED | Director | 22 Jun 2021 | 26 Nov 2024 | United Kingdom | July 1975 | 15 Eton Avenue, London, NW3 3EL |
| SPILBERG, Michael Oliver RESIGNED | Director | 24 Jan 1995 | 12 Jun 2007 | | September 1949 | 34 Bartholomew Close, Haslemere, Surrey, GU27 1EN |
| WOOD, John Gordon Kingsleigh RESIGNED | Director | | 17 Jun 2010 | England | March 1935 | 9 Golden Square, London, W1F 9HZ |