Levitt Bernstein has been appointed to lead an £8m upgrade of facilities at the London Symphony Orchestra’s grade-I listed St Luke’s base at Old Street.

The practice was architect for the original transformation of the previously-derelict 18th century church into space for the LSO’s community and education work two decades ago. The venue also provides rehearsal, recording and performance space for the orchestra, which has its main home at the nearby Barbican Centre.

Government heritage adviser Historic England describes the architect of the original structure as “disputed”, but says the main body of the church could have been designed by John James. It attributes the church’s spire to Nicholas Hawksmoor.

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