Rolf Dieter Müller

Commerz Real Fonds Beteiligungsgesellschaft mbH specializes in the representation, sale and management of closed-end funds. Their product spectrum encompasses leasing, real estate, ship and renewable energy funds. The company was founded in 1983 and is based in Düsseldorf, Germany

Ernst Dehning GmbH is a private company based in Schneverdingen, Germany that engages in the production and slaughtering of meat and sausages. The German company was founded in 1912 by Ernst Dehning and is currently led by CEOs Rolf Dieter Müller and Reinhard Müller.

Aringo GmbH & Co. Geschlossene Investment KG is a holding company, with interest in the construction, operation and sale of renewable energy generation plants located in Europe, primarily onshore wind farms and solar installations. The company was founded on August 23, 2016 and is headquartered in Düsseldorf, Germany.

Part of Median Kliniken SARL, MEDIAN Unternehmensgruppe BV & Co. KG is a German company that operates hospitals. The company is based in Berlin, Germany. The company was founded in 1967 by Erich Marx.

MEDIAN Kliniken GmbH engages in the operation of hospitals and rehabilitation centers. It provides medical services, which focus on the areas of neurology, cardiology, psychosomatics, and orthopedic rehabilitation. The firm also manages acute hospitals, resettlement facilities, specialist hospitals, and care facilities. The company was founded by Erich Marx and Axel Steinwarz in 1967 and is headquartered in Berlin, Germany.