| CHAPMAN, Helen Kate ACTIVE | Secretary | 12 Jul 2018 | | | | 4, Lovat Lane, London, EC3R 8DT, England |
| COLLANGES, Francoise Isabelle, Madame ACTIVE | Director | 14 Oct 2017 | | Belgium | December 1974 | 4, Lovat Lane, London, EC3R 8DT, England |
| DESBOROUGH, Jane, Dr ACTIVE | Director | 18 May 2019 | | England | March 1982 | 4, Lovat Lane, London, EC3R 8DT, England |
| HINES, Susan Victoria ACTIVE | Director | 07 May 2022 | | England | July 1952 | 4, Lovat Lane, London, EC3R 8DT, England |
| HOLMES, Anna Hermione ACTIVE | Director | 18 May 2019 | | England | July 1981 | 4, Lovat Lane, London, EC3R 8DT, England |
| MANN, Christopher ACTIVE | Director | 07 May 2022 | | England | April 1981 | 4, Lovat Lane, London, EC3R 8DT, England |
| NYE, James Gregor David, Dr ACTIVE | Director | 15 Jan 2009 | | England | November 1961 | The Clock House, 5 Chestnut Road, London, SE27 9EZ |
| ROONEY, David John, Dr ACTIVE | Director | 15 Jan 2009 | | England | June 1974 | 4, Lovat Lane, London, EC3R 8DT, England |
| RUDE, Tabea ACTIVE | Director | 16 Jan 2025 | | Austria | September 1989 | 4, Lovat Lane, London, EC3R 8DT, England |
| SCOBIE-YOUNGS, Keith Andrew ACTIVE | Director | 04 Oct 2017 | | England | February 1964 | 4, Lovat Lane, London, EC3R 8DT, England |
| STENNING, Richard Hartley ACTIVE | Director | 16 May 2015 | | England | November 1959 | 4, Lovat Lane, London, EC3R 8DT, England |
| STRATTON, James Richard ACTIVE | Director | 16 May 2015 | | United Kingdom | May 1968 | 4, Lovat Lane, London, EC3R 8DT, England |
| WREN, Robert Woolgar ACTIVE | Director | 18 May 2019 | | England | August 1960 | 4, Lovat Lane, London, EC3R 8DT, England |
| BARR, Wendy Beatrice RESIGNED | Secretary | 18 Feb 2000 | 12 Jul 2018 | | | 20 Holmsdale Close, Durgates, Wadhurst, East Sussex, TN5 6UT |
| COLLINS, Maria Anne RESIGNED | Secretary | | 30 Sep 1996 | | | Flat A 15 Arundel Road, Tunbridge Wells, Kent, TN1 1TB |
| HOSSBACH, Pauline Vera RESIGNED | Secretary | 30 Sep 1996 | 18 Feb 2000 | | | Tulletts Vine Hall Road, Whatlington, Battle, East Sussex, TN33 0NS |
| AKED, Charles Kenneth RESIGNED | Director | | 27 Apr 1996 | | December 1921 | 54 Swan Road, West Drayton, Middlesex, UB7 7JZ |
| ALLIX, Charles Richard Peter RESIGNED | Director | | 16 May 2005 | | April 1921 | 131 Turney Rd, London, SE21 7JB |
| ARNFIELD, James RESIGNED | Director | 15 May 1993 | 11 Jun 2007 | | May 1936 | 5 Magda Road, Great Moor, Stockport, Cheshire, SK2 7LX |
| BASKERVILLE, Brian Terence RESIGNED | Director | 16 May 1998 | 05 May 2000 | | March 1937 | Saddlers House Saddlers Row, Petworth, West Sussex, GU28 0AN |
| BETTS, Jonathan Daniel RESIGNED | Director | 12 Jan 2006 | 11 Jul 2024 | United Kingdowm | January 1955 | Pond Close, Swallowcliffe, Salisbury, SP3 5PF, England |
| BIRD, Clifford RESIGNED | Director | | 12 Jun 2002 | | December 1931 | Brewery House 6 Roydon Road, Diss, Norfolk, IP22 4LN |
| BUNDOCK, Michael John RESIGNED | Director | 27 Apr 1996 | 19 May 2001 | England | February 1961 | Gilmour Gates 91 Selsea Avenue, Herne Bay, Kent, CT6 8SE |
| DAWSON, Eprcy George RESIGNED | Director | | 15 Sep 1992 | | April 1905 | 53 Lyndhurst Avenue, London, N12 0LX |
| DROVER, Charles Bertram RESIGNED | Director | | 27 Apr 1996 | | November 1911 | Seabrook Cottage 99 Mudeford, Christchurch, Dorset, BH23 4AE |
| GOODISON, Nicholas Proctor, Sir RESIGNED | Director | | 22 Jul 1992 | United Kingdom | May 1934 | 12 Chesterfield Street, London, W1X 7HF |
| HODGSON, Brynn RESIGNED | Director | 12 Jun 2002 | 12 May 2012 | United Kingdom | November 1948 | The Squirrels, 2a Lansdowne Avenue, Codsall, Staffordshire, WV8 2EN |
| HURRION, Christopher John RESIGNED | Director | | 20 May 1993 | | July 1945 | 112 Powis Street, Woolwich, London, SE18 6LU |
| HURST, Michael George RESIGNED | Director | | 20 May 2010 | | April 1924 | 57 Uphill Road, Mill Hill, London, NW7 4PR |
| KING, Andrew Lorraine RESIGNED | Director | 21 Jul 2005 | 19 Sep 2013 | United Kingdom | November 1936 | 46, Burnhill Road, Beckenham, Kent, BR3 3LA |
| KING, Andrew Lorraine RESIGNED | Director | 15 May 1999 | 22 Jul 2004 | England | May 1944 | 48 Burnhill Road, Beckenham, Kent, BR3 3LA |
| LAW, Rodney James RESIGNED | Director | | 17 Jul 1997 | | March 1925 | 27 Wolsey Road, Ashford, Middlesex, TW15 2RA |
| LEOPOLD, Jan Henrik RESIGNED | Director | 15 May 1993 | 16 May 2005 | | March 1935 | 24 Granville Park, London, SE13 7EA |
| LINSTEAD SMITH, Peter John RESIGNED | Director | 20 Nov 2003 | 19 Jun 2017 | United Kingdom | September 1945 | 1 Ashdown Court, Ashdown, Clivedon Court, London, W13 8DR, England |
| MCEVOY, Rory Thomas Bycroft RESIGNED | Director | 17 May 2014 | 16 May 2020 | England | January 1970 | 21 Wontford Road, Wontford Road, Purley, Surrey, CR8 4BE, England |
| PAY, David John RESIGNED | Director | 20 Jul 2000 | 22 Jan 2004 | England | November 1936 | 1 Ravens Close, Redhill, Surrey, RH1 1DY |
| POWELL, Edward George Patrick RESIGNED | Director | 25 Nov 2004 | 18 May 2019 | United Kingdom | March 1943 | 1 Pine Tree Avenue, Prenton, Merseyside, CH43 9RX |
| READ, Matthew RESIGNED | Director | 14 May 2011 | 17 Mar 2016 | United Kingdom | December 1967 | 117, Church Lane, West Dean, Chichester, West Sussex, PO18 0QY, United Kingdom |
| RIPPINGTON, Alan Edwin RESIGNED | Director | | 28 Jan 1994 | | March 1919 | 1 Beconsfield Close, Dorridge, Solihull, West Midlands, B93 8QZ |
| ROBINSON, Thomas Owen RESIGNED | Director | | 27 Apr 1996 | | April 1915 | 46 Maltravers Street, Arundel, West Sussex, BN18 9BQ |
| SHENTON, Rita Kathleen RESIGNED | Director | | 22 Jul 2004 | | March 1935 | 142 Percy Road, Twickenham, Middlesex, TW2 6JG |
| SHENTON, William Kenneth RESIGNED | Director | 27 Apr 1996 | 16 May 2015 | United Kingdom | November 1934 | Halsteads, Hoe Street, Hambledon, Hampshire, PO7 4RD |
| SMITH, Michael Monro RESIGNED | Director | | 27 Apr 1996 | | July 1930 | The Ragged School 51 Roxburgh Street, Kelso, Roxburghshire, TD5 7DS |
| THOMPSON, David Robert RESIGNED | Director | 22 May 2001 | 07 May 2022 | United Kingdom | July 1951 | Fairlea, Slade, Bideford, Devon, EX39 3LZ, England |
| TREHERNE, Arthur Alan RESIGNED | Director | | 12 May 2018 | England | April 1938 | Moorside Bar Hill, Madeley, Crewe, Cheshire, CW3 9QD |
| WADSWORTH, Joseph Henry Francis RESIGNED | Director | | 24 Mar 2007 | | August 1935 | 27 Arbury Road, Cambridge, Cambridgeshire, CB4 2JB |
| WEAVING, Allen Hubert RESIGNED | Director | 09 May 1992 | 27 Feb 1999 | | September 1927 | 6 Rosefield, Sevenoaks, Kent, TN13 2LP |
| WRIGHT, Michael Trevillian RESIGNED | Director | | 16 Jan 1992 | | June 1948 | The Science Museum, London, SW7 2DD |