| DE GRUBEN, Christopher, Baron ACTIVE | Secretary | 24 Jun 2020 | | | | 4, West Mews, London, SW1V 2DJ, United Kingdom |
| BERESFORD, Lucy Maud Vivienne ACTIVE | Director | 08 Nov 2024 | | England | October 1964 | 4, West Mews, London, SW1V 2DJ, United Kingdom |
| CLIFFORD, Clarissa Anne ACTIVE | Director | 01 Apr 2006 | | United Kingdom | July 1950 | 5 West Mews, London, SW1V 2DJ |
| COLLINS, Claire Patricia ACTIVE | Director | 07 Nov 2018 | | England | October 1969 | 4, West Mews, London, SW1V 2DJ, United Kingdom |
| COLLINS, Sean Damian ACTIVE | Director | 07 Nov 2018 | | England | August 1976 | 4, West Mews, London, SW1V 2DJ, United Kingdom |
| DE GRUBEN, Christopher, Baron ACTIVE | Director | 15 Feb 2019 | | England | May 1982 | 4, West Mews, London, SW1V 2DJ, United Kingdom |
| DESIRA, Anthony ACTIVE | Director | 01 Apr 2006 | | United Kingdom | February 1958 | 3 West Mews, London, SW1V 2DJ |
| DESIRA, Silvana Maria ACTIVE | Director | 01 Apr 2006 | | United Kingdom | October 1957 | 3 West Mews, London, SW1V 2DJ |
| GRAHAM, Joanna Irene ACTIVE | Director | 01 Apr 2006 | | United Kingdom | March 1934 | 6 West Mews, London, SW1V 2DJ |
| KANIAK, Clemens Jan ACTIVE | Director | 30 Jul 2024 | | England | September 1983 | 4, West Mews, London, SW1V 2DJ, United Kingdom |
| THORNE, Matthew Wadman John ACTIVE | Director | 01 Jul 2015 | | United Kingdom | June 1952 | 7, Wset Mews, London, SW1 2DJ, United Kingdom |
| THORNE, Sheila Leigh ACTIVE | Director | 01 Jul 2015 | | United Kingdom | August 1952 | 7, West Mews, Pimlico, London, SW1V 2DJ, United Kingdom |
| WARD, Brian Arthur ACTIVE | Director | 01 Sep 1999 | | United Kingdom | October 1933 | 6 West Mews, London, SW1V 2DJ |
| AMOS, Nigel Paul RESIGNED | Secretary | 14 Aug 1996 | 22 Feb 2017 | | | 7 West Mews, Pimlico, London, SW1V 2DJ |
| HITCHMAN, Frank Hendrick RESIGNED | Secretary | | 02 Sep 1996 | | | 9 West Warwick Place, London, SW1V 2DL |
| AMOS, Nigel Paul RESIGNED | Director | 14 Aug 1996 | 01 May 2014 | United Kingdom | January 1954 | 7 West Mews, Pimlico, London, SW1V 2DJ |
| COLLINS, John Anthony RESIGNED | Director | 01 Apr 2006 | 20 Sep 2017 | United Kingdom | June 1934 | 500, Prospect Pt Rd, S Potts Grand Cayman, PO BOX 10124 Apo Cayman, 15, Cayman Islands |
| DOBBS, Bridget Mary RESIGNED | Director | 01 Oct 2018 | 01 Sep 2020 | England | December 1927 | 7, West Mews, Pimlico, London, SW1V 2DJ, United Kingdom |
| GRIFFITHS, John Henry Morgan RESIGNED | Director | | 31 Dec 2007 | England | December 1953 | Lynton Cottage, Ixworth Thorpe, Bury St Edmunds, Suffolk, IP31 1QR |
| HITCHMAN, Frank Hendrick RESIGNED | Director | | 02 Sep 1996 | | July 1941 | 9 West Warwick Place, London, SW1V 2DL |
| PETCHEY, Annette Lyn RESIGNED | Director | 01 Apr 2006 | 08 Nov 2024 | United Kingdom | May 1971 | 9 West Warwick Place, London, SW1V 2DL |
| WORLIDGE, Peter Francis RESIGNED | Director | 01 Sep 1996 | 01 Sep 2020 | United Kingdom | April 1931 | 4 West Mews, London, SW1V 2DJ |
| WORLIDGE, Shirley Anne RESIGNED | Director | 01 Apr 2006 | 01 Sep 2020 | United Kingdom | December 1933 | 4 West Mews, London, SW1V 2DJ |