Petersen, a Carlisle company, manufactures PAC-CLAD wall and roof panel systems in multiple gauges of steel and aluminum. PAC-CLAD products include hidden- and exposed-fastener wall panels, standing seam roof panels, coil, flat sheet, soffit, fascia and coping. Headquartered in Elk Grove Village, Ill., Petersen also operates full production facilities in Maryland, Georgia, Texas and Arizona, plus a branch office in Minnesota.