The PennEngineering® family of companies create breakthrough fastener solutions that shape our industry. Together, we are the global leader in mechanically attached fasteners, installation equipment and engineered components serving automotive, electronics, datacom, electric vehicle, solar, metal fabrication and industrial markets.

PEM® introduced the world to the self clinch nut and mechanically attached fasteners for thin sheet metal in consumer electronics, datacom, telecom, automotive electronics, eMobility, and industrial markets. Our extensive portfolio with 80 years of design and engineering experience delivers optimal solutions to designers and innovators.

PROFIL® is the market leader in mechanically attached fasteners and in-die installation systems servicing the structural automotive industry. Trusted for over 60 years by the world’s leading OEMs to support the design, testing, manufacturing and installation of safety critical fasteners.

PennAuto™ has expertise in the application of mechanically attached fasteners, components and installation equipment for automotive applications for the Chinese market. PennAuto™ is the leading supplier of innovative fastening solutions for many top EV, Brake and International OEMs.

Heyco® is the inventor of the strain relief bushing and manufactures high quality molded wire protection and stamped electrical components in alternative energy, appliance, and industrial markets. For over 90 years, we have been recognized as experts for the breadth of the solutions we provide.

Haeger® provides technically advanced and connected insertion machines for mechanically attached fasteners.

We are excited to announce Sherex Fastening Solutions has joined the PennEngineering® family. When combined with our ATLAS® brand, this acquisition positions us to become the premier provider of rivet nuts worldwide.

SI® brand inserts employ press-in, molded-in, or heat/ultrasonic installation methods to provide strong, reusable, permanent threads in plastic materials.

LinkTool™ provides sophisticated, tightly toleranced, and highly engineered, consumable production tooling for fastener and component manufacturers.

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