Its founder, Rev Nicolas Stacey, was a Church of England priest who later became head of Social Services for Kent County Council.

[2][3] In 1973 Quadrant joined forces with another association, London Housing Trust, which had been set up in 1967.

In 2011, London and Quadrant was criticised by Conservative Party politicians alleging that L&Q had misled the public and MPs over its plans for development on the site of the Walthamstow Stadium.

[6] An independent review conducted by Campbell Tickell in 2018 revealed maintenance of some of the company's properties had fallen below standards.

[9] In 2021, Fiona Fletcher-Smith was appointed Group CEO, replacing David Montague CBE.