Profile: Norman and Underwood Ltd. specializes in offering aluminum, structural glazing, metal roofing & cladding, architectural leadwork, stained glass, and building conservation. We provide architectural roofing, structural steelwork, and other metal roofing contract work. We not only cast and fix sand cast lead sheet, but also supply and install copper, zinc, stainless steel, aluminum and milled lead sheet on both restoration and new build projects.