It was formed in 1973 by Leon Lovett, who acted as conductor and musical director.
The five commissioned composers-in-residence were Cheryl Frances-Hoad (2016/17), Rebecca Dale (2017/18), Jessica Curry (2018/19), Anna Disley-Simpson (2019-2021), and Hannah Kendall (2021/22).
The choir celebrated its 50th anniversary in the 2023/24 season, commissioning a new piece 'Here Hum The Bees' from Cecilia McDowall, which was premiered at a gala concert at St John's Smith Square in March 2024.
The choir tours regularly and since 2015 has performed in France, Portugal, Germany, Malta, Poland, and Italy.
During this time, the choir regularly performed at the Royal Albert Hall, on BBC television and venues around London.