Established in 2003 by Stephania Kallos and Abigail Turin, KallosTurin is an international design firm based in London and San Francisco. The firm provides full architecture, interior and furniture-design services. Past and current projects include high-end single family homes and unique residential developments as well as office, restaurant and retail projects. In 2010 KallosTurin was awarded an International Award from the Royal Institute of British Architects for its design of the Villalagos Residences in Uruguay.