Sheffield Metals International (SMI) is an industry leader in the distribution of coated and bare metal products, as well as engineered standing seam metal roof systems. As a building materials product supplier, we are committed to providing architects, contractors, manufacturers, and homeowners with the complete package — quality products, extensive expertise, and continued support throughout the most complicated projects. SMI specializes in providing painted Galvalume® and aluminum for the architecturally driven metal panel industry.