Founded in 1942, PennEngineering specializes in fastening products, which it offers under the Atlas, PEM, SI and StickScrew brands. The company offers hardware, equipment, and technical services and support. Its Atlas brand consists of blind threaded rivets designed for use with thin sheet metal or polycarbonate materials. SI is a brand of inserts used for plastic materials. It employs press-in, molded-in, heat or ultrasonic installation methods. The StickScrew system is utilized for the insertion of small screws into predetermined torque values. In addition to the company s cataloged, standard hardware and equipment, it offers a line of customized products designed for a variety of applications. PennEngineering is headquartered in Danboro, Penn. It has a manufacturing facility in Winston Salem, N.C.