Schwickert's Tecta America is a leading residential and commercial mechanical and roofing contractor that consolidates its base expertise with architectural metals and environmental/sustainability solutions focused on daylight harvesting, high efficiency lighting systems, solar voltaic and thermal systems, and green roof design and installation. The headquarters are located in Mankato, MN with a branch office in Rochester, MN. Schwickert's is an operating unit of Tecta America. Tecta America is based in Skokie, IL and is the largest national commercial roofing company in the United States.