Britannia works with Sir Alistair Spalding CBE and the Board of Trustees to define and deliver a long-term strategy for growth. She also led on the planning and development of Sadler’s Wells East, the new venue in the Queen Elizabeth Olympic Park which opened in February 2025.

She has worked at Sadler’s Wells since 2010 and previously led operational teams at Southbank Centre, the Barbican, Royal Albert Hall and ENO.

In late 2024, Britannia was appointed as a member of the Arts Council London Area Council – offering her expertise alongside London borough councillors and the Deputy Mayor for Culture and the Creative Industries, and in June 2025 was appointed to the Board of Scottish Ballet.