311 Metal Structures & Roofing installs metal buildings, metal roofing and provides concrete services in Randleman, NC and the surrounding area. If you’re in need of a metal roof, backyard storage buildings like garages, carports, barns, or other structures you can save money by installing a steel building. We also offer concrete services, as flooring for metal buildings or for driveways, patios, or other purposes. As a family-owned company, we pride ourselves on our excellent customer service and our ability to design a custom building that will last for years and save you money by buying from the manufacturer.