| FETTIS, Andrew Cheyne ACTIVE | Secretary | 08 Jul 2013 | | | | 27c, Leinster Sq, Paddington, London, W2 4NQ, England |
| BAKER, Jane Victoria ACTIVE | Director | 08 Jul 2013 | | England | May 1963 | 27f, Leinster Sq, Paddington, London, W2 4NQ, England |
| DONE, Sushilla ACTIVE | Director | 20 Dec 2024 | | England | November 1962 | 27c, Leinster Sq, Paddington, London, W2 4NQ |
| DRAKE, Julie ACTIVE | Director | 08 Jul 2013 | | England | September 1961 | 32f, Leinster Square, London, W2 4NQ, England |
| FETTIS, Andrew Cheyne ACTIVE | Director | 08 Jul 2013 | | England | April 1967 | 27c, Leinster Sq, Paddington, London, W2 4NQ, England |
| GARDINER, Paul Denis ACTIVE | Director | 02 Nov 2015 | | United Kingdom | June 1956 | 27c, Leinster Sq, Paddington, London, W2 4NQ |
| KERWOOD, Tessa Osborne ACTIVE | Director | 31 Jul 2006 | | England | August 1954 | 3 Leinster Square, London, W2 4PL |
| KREMER, Jan ACTIVE | Director | 20 Dec 2024 | | England | July 1971 | 27c, Leinster Sq, Paddington, London, W2 4NQ |
| LANGSTON-JONES, Harvey ACTIVE | Director | 08 Jul 2013 | | England | February 1960 | 27b, Leinster Square, London, W2 4NQ, England |
| SCHAFFER, Alice ACTIVE | Director | 08 Jul 2013 | | England | March 1969 | 28a, Leinster Square, London, W2 4NQ, England |
| STEWART, Mikel Tod ACTIVE | Director | 08 Jan 2024 | | England | January 1967 | 27c, Leinster Sq, Paddington, London, W2 4NQ |
| TALLIS, Claire Juliet ACTIVE | Director | 08 Jul 2013 | | England | September 1970 | 49, Hereford Road, London, W2 5BB, England |
| USMANI, Haseeb Ahmed ACTIVE | Director | 21 May 1993 | | England | August 1942 | Flat 1 48 Leinster Square, London, W2 4PU |
| AINGER, Deborah Isabel RESIGNED | Secretary | 29 Jun 2010 | 08 Jul 2013 | | | 27c, Leinster Sq, Paddington, London, W2 4NQ, England |
| HOLMES, David RESIGNED | Secretary | | 31 May 2000 | | | 28e Leinster Square, London, W2 4NQ |
| STANSFELD, Guy RESIGNED | Secretary | 31 May 2000 | 13 Jan 2004 | | | Flat 2 48 Leinster Square, London, W2 4PU |
| TALLIS, Claire Juliet RESIGNED | Secretary | 13 Jan 2004 | 26 Jun 2010 | | | 49 Hereford Road, London, W2 5BB |
| AINGER, Deborah Isabel RESIGNED | Director | 20 Jun 2010 | 08 Jul 2013 | United Kingdom | February 1942 | 27c, Leinster Sq, Paddington, London, W2 4NQ, England |
| BAXTER, Andrew Jonathan Charles RESIGNED | Director | 29 Jun 2010 | 08 Jul 2013 | United Kingdom | August 1960 | Flat J, 4 Leinster Square, London, W2 4PL, England |
| BROWN, Meriel Elizabeth Gell RESIGNED | Director | 01 May 1996 | 31 Jul 2006 | | February 1929 | Flat 5 53 Leinster Square, London, W2 4PU |
| CHIU, Angela, Dr RESIGNED | Director | 08 Jul 2013 | 14 Jan 2018 | England | October 1966 | 33f, Leinster Square, London, W2 4NQ, England |
| COLLINSON, Peter Ronald James RESIGNED | Director | 08 Jul 2003 | 07 Jul 2005 | | February 1970 | Flat 3, 1 Leinster Sqaure, Bayswater, London, W2 4PL |
| FORBES, Michael Bruce RESIGNED | Director | 21 May 1993 | 30 Nov 2008 | | December 1927 | 19 Hereford Road, London, W2 4AB |
| HOLMES, David RESIGNED | Director | | 08 Jul 2003 | | June 1945 | 28e Leinster Square, London, W2 4NQ |
| HUNNIWOOD, Laura Louise RESIGNED | Director | 11 Jan 2021 | 27 Jan 2023 | England | July 1985 | 27c, Leinster Sq, Paddington, London, W2 4NQ |
| MACKAY-JAMES, Susanah Mari RESIGNED | Director | 20 Jun 2010 | 08 Jul 2013 | England | October 1942 | 27c, Leinster Sq, Paddington, London, W2 4NQ, England |
| MARSH, William RESIGNED | Director | | 30 Mar 1996 | | January 1931 | 55 Leinster Square, London, W2 |
| MURGATROYD, Andrew Clive RESIGNED | Director | 20 Jun 2010 | 08 Jul 2013 | England | December 1956 | 5a, Leinster Square, London, England, W2 4PL, England |
| MURGATROYD, Andrew Clive RESIGNED | Director | 30 Nov 2008 | 29 Jun 2010 | England | December 1956 | 5a, Leinster Square, Bayswater, London, W2 4PL |
| OSSIEUR, Tom Francine RESIGNED | Director | 27 Jan 2023 | 19 Nov 2024 | England | July 1977 | 27c, Leinster Sq, Paddington, London, W2 4NQ |
| PEMBERTON, Tom RESIGNED | Director | 02 Nov 2015 | 11 Jan 2021 | United Kingdom | January 1969 | 27c, Leinster Sq, Paddington, London, W2 4NQ |
| PENDER, Robyn Jiske, Dr RESIGNED | Director | 30 Nov 2008 | 29 Jun 2010 | England | April 1961 | 5a, Leinster Square, Bayswater, London, W2 4PL |
| PEZZOLESI, Cinzia, Dr RESIGNED | Director | 08 Jul 2013 | 30 Jun 2014 | England | December 1980 | 27a, Paddington, London, W2 4NQ, England |
| POOLE, Joy Posey RESIGNED | Director | 11 Jan 2021 | 08 Jan 2024 | England | December 1978 | 27c, Leinster Sq, Paddington, London, W2 4NQ |
| ROLFE, Annie RESIGNED | Director | | 23 Sep 2007 | | July 1951 | Flat G 4 Leinster Square, London, W2 4PL |
| ROLFE, David George RESIGNED | Director | 23 Sep 2007 | 30 Nov 2008 | | August 1941 | 4 Leinster Square, London, W2 4PL |
| SATURNINUS, Louise RESIGNED | Director | 05 May 1999 | 13 Jan 2004 | | April 1960 | Flat 2 48 Leinster Square, London, W2 4PU |
| SCHAFFER, Alice RESIGNED | Director | 30 Nov 2008 | 25 Jan 2011 | England | March 1969 | 28a Leinster Square, London, W2 4NQ |
| SMEATON, Peter Dennis RESIGNED | Director | 01 May 1996 | 05 May 1999 | | November 1958 | Flat 4 61-62 Leinster Square, London, W2 4PS |
| SUNDELL, Bianca Linnea RESIGNED | Director | 11 Jan 2021 | 08 Jan 2024 | England | June 1985 | 27c, Leinster Sq, Paddington, London, W2 4NQ |
| TALLIS, Claire Juliet RESIGNED | Director | 07 Jul 2005 | 25 Jan 2011 | England | September 1970 | 49 Hereford Road, London, W2 5BB |
| VON BRITZKE, Michaela RESIGNED | Director | 02 Nov 2015 | 11 Jan 2021 | England | July 1945 | 27c, Leinster Sq, Paddington, London, W2 4NQ |
| WILDMAN, Clifford RESIGNED | Director | | 30 Sep 1996 | | August 1920 | 43 Leinster Square, London, W2 4PU |
| WILLIAMS, Mark Nicholas RESIGNED | Director | 05 Jul 2011 | 08 Jul 2013 | United Kingdom | November 1978 | Flat 1, 52-53, Leinster Square, London, W2 4PU, United Kingdom |
| WILSON, Michael RESIGNED | Director | | 21 May 1993 | | April 1949 | 53 Leinster Square, London, W2 4PU |