| DEARSLEY, Jamie ACTIVE | Secretary | 01 Apr 2026 | | | | 2 Kingdom Street, London, W2 6BD, England |
| GLIBOTA VIGO, Silvana ACTIVE | Director | 12 Dec 2025 | | United Kingdom | August 1975 | 2 Kingdom Street, London, W2 6BD, England |
| HEATH, Caroline Lindsay ACTIVE | Director | 30 Jun 2022 | | United Kingdom | May 1975 | 2 Kingdom Street, London, W2 6BD, England |
| MAULE, James Alexander Carteret ACTIVE | Director | 15 Aug 2025 | | England | September 1979 | 2 Kingdom Street, London, W2 6BD, England |
| ATKINSON, Justin Richard RESIGNED | Secretary | 11 Oct 1999 | 31 Dec 2001 | | | 5 Top Farm Close, Beaconsfield, Buckinghamshire, HP9 1JS |
| GLIBOTA VIGO, Silvana RESIGNED | Secretary | 01 Jan 2021 | 12 Dec 2025 | | | 2 Kingdom Street, London, W2 6BD, England |
| HARWOOD, William RESIGNED | Secretary | 12 Dec 2025 | 01 Apr 2026 | | | 2 Kingdom Street, London, W2 6BD, England |
| HOLMAN, Jacqueline Frances RESIGNED | Secretary | 01 Jan 2002 | 18 Nov 2013 | | | 31 Radnor Avenue, Harrow, Middlesex, HA1 1SB |
| PAINTING, Robert Philip RESIGNED | Secretary | | 11 Oct 1999 | | | 5 Boultbee Road, Sutton Coldfield, West Midlands, B72 1DW |
| PORRITT, Kerry Anne Abigail RESIGNED | Secretary | 18 Nov 2013 | 31 Dec 2020 | | | 5th Floor, 1 Sheldon Square, London, W2 6TT, England |
| ATKINSON, Justin Richard RESIGNED | Director | 11 Oct 1999 | 30 Jun 2015 | England | December 1960 | 31 Burgess Wood Road South, Beaconsfield, Buckinghamshire, HP9 1EL |
| DOBSON, Thomas RESIGNED | Director | 31 Dec 1997 | 31 Mar 2004 | | February 1943 | 1078 Foxcroft Run, Annapolis Md21401, Maryland Usa |
| HIND, James William George RESIGNED | Director | 19 Jan 2004 | 20 Aug 2018 | England | April 1964 | 5th Floor, 1 Sheldon Square, London, W6 6TT, England |
| HOOPER, Mark RESIGNED | Director | 17 Jan 2019 | 31 Dec 2020 | United Kingdom | December 1967 | 5th Floor, 1 Sheldon Square, London, W2 6TT |
| LOUW, Andries Adriaan RESIGNED | Director | 30 Jun 2022 | 30 Sep 2025 | United Kingdom | April 1976 | 2 Kingdom Street, London, W2 6BD, England |
| OAKLEY, Kennith John RESIGNED | Director | 01 Oct 2016 | 30 Jun 2022 | England | July 1962 | 2 Kingdom Street, London, W2 6BD, England |
| PAINTING, Robert Philip RESIGNED | Director | | 11 Oct 1999 | United Kingdom | November 1951 | 5 Boultbee Road, Sutton Coldfield, West Midlands, B72 1DW |
| PORRITT, Kerry Anne Abigail RESIGNED | Director | 01 Jul 2015 | 05 Dec 2025 | England | December 1970 | 2 Kingdom Street, London, W2 6BD, England |
| REID, William Marston RESIGNED | Director | 09 Aug 2017 | 17 Jan 2019 | England | November 1986 | 5th Floor, 1 Sheldon Square, London, W2 6TT |
| SONDERMANN, Wolfgang, Dr RESIGNED | Director | 17 May 2010 | 31 Dec 2016 | Germany | July 1950 | 5th Floor, 1 Sheldon Square, London, W6 6TT, England |
| THOMAS, Darryl Leslie RESIGNED | Director | 01 Jul 2015 | 09 Aug 2017 | England | April 1977 | 5th Floor, 1 Sheldon Square, London, W2 6TT, England |
| WEST, John Michael, Dr RESIGNED | Director | | 31 Dec 1997 | | August 1937 | 20 Woodland Gardens, London, N10 3UA |