Wolf Klammerth

Wietersdorfer & Peggauer Zementwerke GmbH is an Austrian company that manufactures cement. The private company is based in Klein St. Paul, Austria and has subsidiaries in Austria.

Hobas AG manufactures rubber products, fiberglass insulation products, and other fiberglass-related products. The company is headquartered in Basel, Switzerland.

Knoch Kern & Co. KG is an Austrian company that specializes in the administration and management of businesses. The private company is based in Klagenfurt, Austria. and has subsidiaries in several countries of the Europe region.

WIG Wietersdorfer Holding GmbH engages in the manufacture and distribution of building materials. Its product portfolio includes cement, concrete, limestone, and pipes. It operates through the following segments: Cement and Concrete, Lime, Building Materials, HOBAS, POLOPLAST, and Shareholding. The company is headquartered in Klagenfurt, Austria.