| HORNER, Christopher Walter Milton ACTIVE | Secretary | 29 May 2002 | | | | 38, Lansdowne Crescent, London, London, W11 2NT, United Kingdom |
| DIAS, Alistair Jeremy ACTIVE | Director | 12 Dec 2007 | | England | April 1971 | 38c Lansdowne Crescent, London, W11 2NT |
| HORNER, Christopher Walter Milton ACTIVE | Director | 20 Mar 2001 | | United Kingdom | May 1937 | 38a Lansdowne Crescent, London, W11 2NT |
| KING, Vivienne Elizabeth Mayell ACTIVE | Director | | | United Kingdom | December 1943 | 38d, Flat D, 38 Lansdowne Crescent, London, W11 2NT, United Kingdom |
| LARGE, James William Melville ACTIVE | Director | 05 Aug 2026 | | United Kingdom | June 1972 | The White Cottage, Sharpsbridge Lane, Newick, East Sussex, BN8 4SA, United Kingdom |
| VON GUIONNEAU, Anne ACTIVE | Director | 27 May 2015 | | England | March 1956 | 33, Lansdowne Road, London, W11 2LQ, United Kingdom |
| ALBERGTS, Augustines Cornelis Julius RESIGNED | Secretary | 28 Jun 1995 | 20 Oct 1998 | | | 38a Lansdowne Crescent, London, W11 2NT |
| BENEY, Stephen RESIGNED | Secretary | | 30 Apr 1993 | | | 38 Lansdowne Crescent, London, W11 2NT |
| HOLLIS, Eric George RESIGNED | Secretary | 20 Oct 1998 | 29 May 2002 | | | Ground Floor Flat, 38 Lansdowne Crescent, London, W11 2NT |
| KING, Vivienne Elizabeth Mayell RESIGNED | Secretary | 01 Jul 1993 | 22 Jun 1994 | | | Flat D, 38 Lansdowne Crescent, London, W11 2NT |
| TERAZAWA, Kumiko RESIGNED | Secretary | 22 Jun 1994 | 28 Jun 1995 | | | 22 Millfield, Berkhamsted, Hertfordshire, HP4 2PB |
| ALBERGTS, Augustines Cornelis Julius RESIGNED | Director | 01 Jul 1993 | 28 Jun 1995 | | April 1939 | 38a Lansdowne Crescent, London, W11 2NT |
| BENEY, Stephen RESIGNED | Director | | 30 Apr 1993 | | September 1948 | 38 Lansdowne Crescent, London, W11 2NT |
| BULL, Robert Austin RESIGNED | Director | | 05 May 1998 | | January 1946 | 38 Lansdowne Crescent, London, W11 2NT |
| HEWITT, Amanda Jane Romain Mcqueen RESIGNED | Director | | 30 Apr 1993 | | May 1958 | 16 Denbigh Terrace, London, W11 2QJ |
| HOLLIS, Eric George RESIGNED | Director | 20 Oct 1998 | 29 May 2002 | | May 1953 | Ground Floor Flat, 38 Lansdowne Crescent, London, W11 2NT |
| LARGE, Andrew Mcleod Brooks, Sir RESIGNED | Director | 08 Jul 1993 | 30 Jul 2026 | United Kingdom | August 1942 | 38e, Flat E 38 Lansdowne Crescent, London, W11 2NT, United Kingdom |
| MEAD, Su Ling RESIGNED | Director | 19 Jul 2002 | 29 Apr 2015 | United Kingdom | July 1956 | 7 Lansdowne Crescent, London, W11 2NH |
| RICHARDSON, Benjamin Frederick RESIGNED | Director | 26 Sep 2004 | 30 Nov 2007 | | May 1970 | Flat C 38 Lansdowne Crescent, London, W11 2NT |
| RICHARDSON, Kylie Rachel, Dr RESIGNED | Director | 26 Sep 2004 | 30 Nov 2007 | | March 1973 | Flat C 38 Lansdowne Crescent, London, W11 2NT |
| SYKES, Andrew M RESIGNED | Director | 01 Jul 1993 | 25 Jun 2004 | | August 1961 | Chipperfield Lodge, Langley Road, Chipperfield, Hertfordshire, WD4 9JQ |
| TERAZAWA, Kumiko RESIGNED | Director | 01 Jul 1993 | 25 Jun 2004 | | July 1958 | Chipperfield Lodge, Langley Road, Chipperfield, Hertfordshire, WD4 9JQ |