Jens Duffner

Energieversorgung Offenbach AG provides energy supply and service packages that encompass wind power, biomass and district heating networks. They are also engaged in energy business investments and renewable energy development. The company was founded in 1847 and is based in Offenbach, Germany.

Gasversorgung Offenbach GmbH provides reliable energy and personal service in Offenbach, Germany. The German company offers electricity, gas, heat, water, and more. The private company also provides energy-saving tips for reducing costs in the kitchen. The company's subsidiary is ultimately controlled by the City of Mannheim. The company was founded in 1994, and the CEOs are Cordelia Müller and Ulrich Bruns.

MVV Trading GmbH trades electricity and natural gas. The company is based in Mannheim, Germany and ultimately controlled by the City of Mannheim. The CEO of the German company is Thies Langmaack.

Baugenossenschaft Langen eG is a housing cooperative that specializes in renting residential apartments. The private company is based in Langen, Germany. The German company was founded in 1949 and the CEO is Wolf-Bodo Friers.

Beteiligungsmanagement Langen GmbH is a regional energy supplier based in Langen, Germany, providing a comprehensive range of services including electricity, natural gas, heat, and drinking water to the Langen and Egelsbach areas. The German company also offers a direct heat service and serves as a district heating provider. The CEOs of the private company are Manfred Pusdrowski, Helga Uhl.