The practice has extensive experience in all aspects of historic building work with an unusually high proportion Grade 1 Listed and Scheduled Ancient MonumentsClients include the Royal Household,
Historic Royal Palaces Agency, English Heritage, National Trust, Landmark Trust, Vivat Trust,
several local authorities and London Boroughs, Ministry of Defence, the National Museums,
Parliamentary Works Services Directorate.

Partners, and other practice members are actively involved in conservation through membership of conservation societies, contributions to publications and journals and education. Practice members are involved with teaching on the Architectural Association Post-graduate Conservation course and
are regularly lecturers to the Association for Studies in the Conservation of Historic Buildings
and at the Institute of Advanced Architectural Studies, York.