| WHEATCROFT, Richard Frederick John ACTIVE | Secretary | 24 Jan 2000 | | | | 15 Bettridge Road, London, SW6 3QH |
| KEELING, Joanna Elizabeth ACTIVE | Director | 07 Jul 2025 | | England | January 1975 | 843 Finchley Road, London, NW11 8NA |
| MOORE, Richard James ACTIVE | Director | 28 Jun 2025 | | England | May 1977 | 843 Finchley Road, London, NW11 8NA |
| TAYLOR, Daisy ACTIVE | Director | 03 Jul 2025 | | England | May 1978 | 843 Finchley Road, London, NW11 8NA |
| GOLDWATER, Adam RESIGNED | Secretary | 24 Dec 1996 | 24 Jan 2000 | | | 38 Hogarth Hill, London, NW11 6BA |
| WHEATCROFT, Richard Frederick John RESIGNED | Secretary | | 24 Dec 1996 | | | 6 Wilna Road, London, SW18 3BA |
| BEAKE, Richard Henry RESIGNED | Director | 19 Dec 1994 | 15 Oct 1999 | | April 1953 | 10 Ibis Lane, Chiswick, London, W4 3UP |
| BRYCE, Alexander Henry RESIGNED | Director | 04 Aug 2020 | 20 Jun 2022 | England | June 1977 | 12, Chiswick Quay, London, W4 3UR, England |
| BRYCE, Robert Denham RESIGNED | Director | 12 Mar 2003 | 23 Jan 2008 | England | July 1944 | 19 Chiswick Quay, London, W4 3UR |
| BUTCHER, Richard Alan John RESIGNED | Director | 07 Jun 1994 | 14 Aug 1996 | | January 1953 | 17 Chiswick Quay, London, W4 3UR |
| CHANDLER, Anthony Eric Francis RESIGNED | Director | | 08 Oct 1993 | | June 1941 | 44 Chiswick Quay, London, W4 3UR |
| DADARRIA, Christopher Paul RESIGNED | Director | 08 Apr 2008 | 15 Sep 2010 | United Kingdom | September 1951 | 18 Ibis Lane, London, W4 3UP |
| DE SA PEREIRA, Marcelo Horacio RESIGNED | Director | 10 Aug 2022 | 27 Jul 2025 | England | September 1966 | 48, Chiswick Quay, London, W4 3UR, England |
| DE SILVA, Louis Vernon RESIGNED | Director | 03 Apr 2020 | 16 Jan 2026 | United Kingdom | March 1953 | 27, Chiswick Quay, London, W4 3UR, England |
| EWING, Michael James RESIGNED | Director | 19 Aug 2020 | 16 Oct 2025 | England | June 1986 | 38, Ibis Lane, London, W4 3UP, England |
| FAIRBAIRN, James RESIGNED | Director | | 04 Oct 1996 | England | April 1950 | 37 Thorncliffe Road, Oxford, OX2 7BA |
| FOOTE, Andrea Keith RESIGNED | Director | 15 Oct 1999 | 27 Jun 2001 | | November 1945 | 26 Ibis Lane, Chiswick Quay, London, W4 3UP |
| FORSTER, Marlies Marrieke Elisabeth RESIGNED | Director | 06 Dec 2011 | 21 Nov 2017 | United Kingdom | April 1968 | 843 Finchley Road, London, NW11 8NA |
| FORSTER, Marrieke Elisabeth RESIGNED | Director | 10 Jul 2025 | 07 Oct 2026 | England | April 1968 | 843 Finchley Road, London, NW11 8NA |
| FORSTER, Simon Richard RESIGNED | Director | 31 Mar 2025 | 05 Oct 2026 | England | August 1965 | 8, Chiswick Quay, London, W4 3UR, England |
| GOHIL, Rakhi RESIGNED | Director | 10 Aug 2022 | 18 Jul 2025 | England | June 1970 | 26, Chiswick Quay, 26, London, W4 3UR, England |
| GREIG, Caroline Jean RESIGNED | Director | 07 Mar 2016 | 31 Jan 2019 | United Kingdom | July 1948 | 20, Chiswick Quay, London, W4 3UR, England |
| HUGHES, Henry Richard RESIGNED | Director | 09 Jan 1994 | 12 Nov 1996 | | July 1926 | 47 Chiswick Quay, London, W4 3UR |
| JEFFERSON, Nicholas Philip RESIGNED | Director | 11 Jun 2020 | 25 Feb 2022 | England | July 1976 | 22, Ibis Lane, London, W4 3UP, England |
| KEECH, Eric Peter RESIGNED | Director | 23 Jun 2005 | 05 Oct 2015 | Great Britain | January 1950 | 3 Chiswick Quay, Chiswick, London, W4 3UR |
| KELLY, Wayne Christopher RESIGNED | Director | 05 Nov 2004 | 03 Dec 2012 | United Kingdom | June 1964 | 32 Chiswick Quay, London, W4 3UR |
| KERR, Malcolm James Bowes RESIGNED | Director | 19 Nov 2015 | 31 Aug 2020 | United Kingdom | June 1948 | 15, Chiswick Quay, London, W4 3UR, England |
| LOCKHART, Charles David RESIGNED | Director | 15 Oct 1999 | 28 Apr 2004 | | September 1962 | 22 Ibis Lane, London, W4 3UP |
| MALIN, Richard William RESIGNED | Director | 20 Apr 1992 | 01 Jun 1995 | United Kingdom | May 1948 | 21 Molyneux Street, London, W1H 5HN |
| MCCANN, Megan RESIGNED | Director | 08 Jan 2021 | 25 Feb 2022 | England | November 1990 | 1 Chiswick Quay, Chiswick Quay, London, W4 3UR, England |
| MCGLYNN, Roger Francis RESIGNED | Director | 27 Jan 2023 | 31 Dec 2024 | England | October 1946 | 34, Ibis Lane, London, W4 3UP, England |
| MCGLYNN, Roger Francis RESIGNED | Director | 01 Mar 2012 | 01 Dec 2020 | England | October 1946 | 843, Finchley Road, London, Greater London, NW1 8NA |
| O'ROURKE, Mary Bernadette RESIGNED | Director | 21 Feb 1996 | 15 Oct 1999 | United Kingdom | August 1958 | 1 Chiswick Quay, London, W4 3UR |
| PARK, Susan RESIGNED | Director | 08 Jun 2006 | 06 Oct 2010 | United Kingdom | July 1958 | 6 Ibis Lane, London, W4 3UP |
| THOMAS, Gillian Elizabeth RESIGNED | Director | 15 Oct 1999 | 12 Mar 2003 | | June 1962 | 25 Chiswick Quay, London, W4 3UR |
| THORNTON, Annette Rose RESIGNED | Director | 10 Jan 2019 | 16 Jul 2022 | England | February 1955 | 30, Ibis Lane, London, W4 3UP, England |
| TODD, Peter Malcolm RESIGNED | Director | 06 Jan 2000 | 30 Mar 2006 | | July 1940 | 32 Ibis Lane, London, W4 3UP |
| WEBBER, Margaret Evelyn RESIGNED | Director | 12 Mar 2003 | 08 Dec 2012 | United Kingdom | March 1947 | 11 Chiswick Quay, London, W4 3UR |