Hammerer Aluminium Industries GmbH (HAI Group) is an Austrian aluminum manufacturing specialist established in its current corporate structure in 2007, operating from headquarters in Ranshofen. The company operates a fully integrated manufacturing ecosystem spanning casting, direct extrusion, and precision fabrication across eight facilities in Austria, Germany, Romania, and South Korea.
HAI employs roughly 1,800 to 2,000 personnel and generates over €800 million in annual turnover, maintaining an annual casting capacity of 250,000 tonnes and extrusion capacity of 125,000 tonnes. The company supplies high-strength, crash-resistant aluminum structures to tier-1 automotive, e-mobility, commercial vehicle, and architectural sectors.