Hall, O'Donahue and Wilson established their practice at Bluecoat in 1960 and were tenants for many years (later as Hall and Wilson). Their schemes for Liverpool included the extension to the Liverpool Playhouse in 1968. George Hall was prominent in the Sandon Studios Society, making the recordings that featured on the 1965 LP, The Sandon Sound, while Colin Wilson was involved in the Bluecoat Society of Arts as chair of its gallery committee.