Michael Knepper

RHEINZINK GmbH & Co. KG specializes in metal roofing, facade cladding and roof drainage made of titanium zinc. It offers roof systems, such as roof covering and drainage systems, and roof-integrated solar solutions; facade systems, including angled standing seams and tiles; reveal, horizontal, shiplap, and SP-line panels, corrugated and trapezoidal profiles, cassette systems, and semi-finished products, such as sheets and coils for use in roof and facade systems. The company was founded in 1966 and is headquartered in Datteln, Germany.

Part of Grillo-Werke AG, ZH Zink Halbzeug GmbH is a leading manufacturer of titanium zinc "Made in" and a premium partner for individual solutions for roofs and facades. The company is based in Datteln, Germany. The CEOs are Carsten Beier, Michael Knepper, Ulrich Grillo. The German company was founded in 2010.

RHEINZINK Danmark A/S produces electrolytically purified copper and titanium products. It wholesales and distributes miscellaneous building materials and supplies. The firm markets products to construction companies and retail building materials outlets throughout Denmark. The company was founded in 1997 and is headquartered in Brabrand, Denmark.