Frauenthal Holding AG engages in the manufacture and sale of automotive components and plumbing supplies. It operates through the Frauenthal Automotive and Wholesale Plumbing Supplies business divisions. The Frauenthal Automotive division supplies components for suspension and braking systems such as steel springs, stabilisers, air reservoirs, and u-bolts. The Wholesale Plumbing Supplies division supplies sanitary, heating, and other plumbing products. The company was founded by Ludwig Neumann in 1921 and is headquartered in Vienna, Austria.