Winchester House, London.Design, manufacture and erect precast backing panels including window and stone support system.Architect: Aukett LimitedContractor: Hochtief / Costain JVAddress: Winchester House, 10 Lower Richmond Rd, London, SW15 1JN Evans ConcreteEvans Concrete offer bespoke precast concrete solutions to a range of construction markets, providing niche products to architects, developers and building contractors.