Wilfried Woller

Linde GmbH is a holding company, which engages in the gas and engineering business. It operates through the following division: Gases, Engineering, and Other Activities. The Gases Division offers a wide range of compressed and liquefied gases as well as chemicals. The Engineering Division delivers olefin, natural gas, air separation, hydrogen, and synthesis gas plants. The Other Activities Division comprises operations of logistics services company Gist. The company was founded by Carl Paul Gottfried von Linde on June 21, 1879 and is headquartered in Pullach, Germany.

Deutsche Steinkohle AG provides coal mining services. Its coke coal is used primarily for the production of steel and its hard coal is used for power generation. It operates mines in Northrhine-Westphalia, in the Saarland and a coking plant in Northrhine-Westphalia. The company is headquartered in Herne, Germany.