Haeger is a global frontier provider of fastener installation solutions. It started in the United States in 1979 and specializes in the production of equipment for sheet metal processing - fully automatic riveting press (proprietary safety protection devices, error-loss rivet equipment monitoring), without Riveting connection equipment (an alternative to welding method), self-piercing riveting equipment and customized sheet metal press riveting overall solution to solve the problem of fastener connection and thin sheet material connection. With its safe performance, excellent efficiency and perfect service, it has gained more than 70% of the market share of hydraulic riveters in the European and American markets, with a total of nearly 100,000 equipment worldwide.

For nearly 40 years, Haeger has been developing and manufacturing a wide range of rivet machines and technical systems that meet self-tight fasteners of almost all types and sizes.

In 2018, Haeger was acquired by Penn Engineering® and became a wholly-owned subsidiary of the latter.