A&S Building Systems provides metal building products and services. The company offers symmetrical, unsymmetrical, hybrid and single-slope structures, as well as crane building and aviation facilities. Its secondary capabilities include girts, eave struts, channels and angles. A&S Building Systems also supplies roof, wall and insulated panels. The company s line of accessories includes canopies, framed openings, liner panels, mansards, facades, parapet walls, partitions and purlin extensions. It engages in projects for the agricultural, church, commercial, community, educational, hangar and industrial markets. The company is a subsidiary of NCI Building Systems, one of the largest integrated manufacturers and marketers of metal building components, custom engineered metal building systems and metal coil coaters in North America. A&S Building Systems maintains a primary facility in Caryville, Tenn.