Petersen Aluminum Corporation was founded in 1965 as a metals service center to the architectural metal industry. At Petersen we strive to provide products of the highest possible quality within reliable, dependable lead-times. Our strong national sales base allows PAC to maintain large inventories and cost economies to our customers. In addition to our Chicago-based headquarters, we maintain full production facilities in Annapolis Junction, Maryland; Tyler, Texas; Acworth, Georgia and Fridley, Minnesota.. Our complete catalog is on this website and is available in standard 3-ring binder as well as CD-ROM format. Technical assistance and service are provided by our staff and complimented locally by our nationwide organization of architectural representatives. We are prepared to offer assistance in material selection, finish specification, and budgeting. As the scope of our applications is so wide, we encourage your inquiries.