| PENBERTHY, Anne ACTIVE | Secretary | 15 Jan 1996 | | | | 3 South Hill Park Gardens, London, NW3 2TD |
| CONTRACTOR, Nadir ACTIVE | Director | 08 Aug 2011 | | United States | December 1967 | 3, South Hill Park Gardens, London, NW3 2TD, England |
| STEPHENS, Giles Peter ACTIVE | Director | 08 Aug 2011 | | England | August 1973 | 3, South Hill Park Gardens, London, NW3 2TD, England |
| HYDARI, Sine Elinor RESIGNED | Secretary | | 31 Jan 1996 | | | 3 South Hill Park Gardens, London, NW3 2TD |
| HYDARI, Graeme RESIGNED | Director | | 19 Feb 1996 | | April 1958 | 3 South Hill Park Gardens, London, NW3 2TD |
| PENBERTHY, Frederick Robin RESIGNED | Director | 15 Jan 1996 | 10 Mar 2012 | England | May 1939 | Flat 4, 3 South Hill Park Gardens, London, NW3 2TD |
| STUART, David RESIGNED | Director | 26 Jul 2021 | 13 Nov 2024 | United Kingdom | June 1952 | 3, South Hill Park Gardens, London, NW3 2TD, England |
| STUART, Sharon Cynthia RESIGNED | Director | 08 Aug 2011 | 04 Sep 2019 | England | June 1959 | 3, South Hill Park Gardens, London, NW3 2TD, England |