| CARR, Edelle ACTIVE | Secretary | 01 Apr 2021 | | | | 62, Grants Close, London, NW7 1DE, England |
| HIRST, Alexandra Jane ACTIVE | Director | 09 Dec 2024 | | England | August 1988 | 62, Grants Close, London, NW7 1DE, England |
| JEFFRIES, Paul Stuart ACTIVE | Director | 20 Nov 2018 | | England | March 1965 | 240, Portobello Road, London, W11 1LL, England |
| MCFARLANE, Alexander James ACTIVE | Director | 26 Nov 2019 | | England | May 1989 | 6, Pencombe Mews, London, W11 2RZ, England |
| NEUBERGER, Angela Pauline, Lady ACTIVE | Director | 21 Sep 2017 | | England | February 1947 | 15, Pencombe Mews, London, W11 2RZ, England |
| LLOYD-SIMPSON, Keith Neville RESIGNED | Secretary | 30 Mar 2005 | 31 Mar 2017 | | | 10 Russett Hill, Gerrards Cross, Buckinghamshire, SL9 8JY |
| LYONS, Kathryn Patricia RESIGNED | Secretary | | 30 Mar 2005 | | | 6 Pencombe Mews, London, W11 2RZ |
| JMW BARNARD MANAGEMENT LIMITED RESIGNED | Secretary | 01 Apr 2017 | 01 Apr 2021 | | | 181, Kensington High Street, London, W8 6SH, England |
| ADAMS, Caroline RESIGNED | Director | 05 Nov 1996 | 21 Oct 2003 | | December 1952 | 14 Pencombe Mews, London, W11 2RZ |
| CLOUGH, Robert RESIGNED | Director | 25 Nov 2014 | 22 Nov 2022 | United Kingdom | December 1979 | 15, Denbigh Road, London, W11 2SJ, United Kingdom |
| ENDACOTT, Colin William Gresham RESIGNED | Director | 19 Oct 1994 | 25 May 2010 | | December 1934 | 5 Pencombe Mews, London, W11 2RZ |
| FIORUCCI, Erica RESIGNED | Director | 21 Sep 2017 | 26 Nov 2019 | United Kingdom | April 1975 | 16, Pencombe Mews, London, W11 2RZ, England |
| FREIHERR VON ANDRIAN-WERBURG, Lovis RESIGNED | Director | 22 Nov 2022 | 11 Jan 2026 | England | August 1986 | 62, Grants Close, London, NW7 1DE, England |
| HOGG, Anne Patricia, Dr RESIGNED | Director | 20 Nov 2018 | 26 Nov 2019 | United Kingdom | July 1939 | 10, Pencombe Mews, London, W11 2RZ, England |
| HOGG, Anne Patricia, Dr RESIGNED | Director | 11 Oct 2005 | 04 Nov 2014 | United Kingdom | July 1939 | 10 Pencombe Mews, London, W11 2RZ |
| JEFFRIES, Paul Stuart RESIGNED | Director | 11 Nov 2015 | 20 Apr 2017 | United Kingdom | March 1965 | 4 The Mews, Bridge Road, St Margarets, Twickenham, TW1 1RF, United Kingdom |
| LINDSAY, James, Earl RESIGNED | Director | | 18 Oct 2024 | United Kingdom | December 1950 | 12 Pencombe Mews, London, W11 2RZ |
| LLOYD-SIMPSON, Keith Neville RESIGNED | Director | | 05 Feb 1993 | United Kingdom | September 1938 | 10 Russett Hill, Gerrards Cross, Buckinghamshire, SL9 8JY |
| LYONS, Kathryn Patricia RESIGNED | Director | | 30 Mar 2005 | | April 1958 | 6 Pencombe Mews, London, W11 2RZ |
| MALCOLM, Graham RESIGNED | Director | 04 Nov 2014 | 19 Apr 2017 | United Kingdom | December 1979 | 6, Pencombe Mews, London, W11 2RZ, United Kingdom |
| MUIR, Trevor Cedric RESIGNED | Director | 21 Oct 2003 | 07 Oct 2009 | England | February 1932 | 27 Waterford House, 110 Kensington Park Road, London, W11 2PJ |
| SAYLE, Bart, Dr RESIGNED | Director | 08 Nov 2011 | 18 Jun 2018 | England | January 1979 | 13, Pencombe Mews, London, W11 2RZ, England |
| VON BADEN, Margarita RESIGNED | Director | 10 Mar 1993 | 21 Oct 2003 | | July 1932 | 4 Pencombe Mews, London, W11 2RZ |
| WAUK, Michael Theodore RESIGNED | Director | 21 Oct 2003 | 19 Sep 2019 | United Kingdom | January 1943 | 1 Pencombe Mews, London, W11 2RZ |