PennEngineering is the pioneer of fastening solutions – recognized around the globe for our world-class brands including PEM®, PROFIL®, Haeger®, ATLAS®, SI®, Heyco®, and PennAuto®.For over 75 years, we have been committed to staying at the forefront of innovation across a number of industries and applications in data communications, industrial, consumer electronics, automotive, electric vehicles and automotive electronics. As our customers' challenges continue to grow in an ever-changing marketplace, so does our drive to create more advanced technologies. Together, we find new and exciting ways to not only improve performance but also be stewards for a smarter and more sustainable future.

PEM® brand fasteners utilize self-clinching broaching flaring surface mount or weld technology to provide strong reusable microPEM® fasteners are ideal for today’s compact electronics. Applications include; wearables such as smart watches laptops notebooks tablets Haeger® manufactures hardware insertion machines. They are the world leader in the development of innovative fastener insertion technology solutions PEMSERTER® presses are designed to safely reliably accurately Heyco® Products designs and manufactures molded wire protection products plastic fasteners molded components and stamped electrical components to meet the needs of industrial medical appliance transportation alternative energy lighting PROFIL® As a part of the specialty mechanically attached fasteners line of fasteners PENNAutomotive’s PROFIL® high performance fasteners are permanently and securely attached to metal parts or panels by means of a riveting SI® brand inserts employ press-in molded-in or heat/ultrasonic installation methods to provide strong permanent threads in plastic materials. The STICKSCREW® system is a unique small screw installation system which eliminates expensive screw handling equipment and loose hardware. Architecture Firm/Engineering Firm Engineering Services Mechanical or Industrial Engineering Industrial Manufacturing Manufacturing