Stevensons of Norwich specialize in the design manufacture supply and installation of standard and bespoke mouldings. This company is known for the quality of its historic restoration work as well as new architectural interior plasterwork made by hand using traditional methods. It is the only plaster manufacturer licensed by The National Trust. The National Trust Cornice Range comprises 48 authentic plaster cornices covering the period 1700-1840 sub-divided into four categories of Early Georgian Mid Georgian Neo-classical and Regency. Stevensons’ general catalogue contains Victorian and contemporary patterns.