During the 2015–2017 redevelopment, Oxford Archaeology, working in conjunction with the developers and contractors, carried out architectural investigations into "the extensive remains of the medieval Greyfriars friary (AD 1244–1538)", with stone foundations, wooden and other artefacts, and part of a medieval tiled floor being discovered.
During the 2015–2017 renovation, Oxford Archaeology, in collaboration with developers and contractors, examined architectural remains from the medieval Greyfriars friary (AD 1244–1538), uncovering stone foundations, wooden artifacts, and a section of a tiled floor.