Hartmut Geldmacher

Bayernwerk AG operates as an energy service provider in Germany. Its services encompass electricity generation and distribution, biogas, water supply, district heating and street lighting. The firm offers their services to industrial, commercial and residential customers. The company was founded in 2001 and is headquartered in Regensburg, Germany.

E.ON Hanse AG provides utility services by providing natural gas, electricity, water, and waste management services. It also offers energy supply plans and real estate development services to local governments. It was created by the merger of Schleswag (Rendsburg), Hein gas (Hamburg), and Hanse gas (Schwerin). The company is headquartered in Quickborn, Germany.

E.ON Verwaltungs AG Nr. 1 operates as an electricity supplier throughout Bavaria. Its electricity distribution services encompass electricity generation, electricity distribution. The firm engages in cooperative business activities and ventures. It was founded in 1921 and is headquartered in Regensburg, Germany.

Part of E.ON SE, HanseWerk AG operates natural gas networks and generates electricity. The private company is based in Quickborn, Germany. Matthias Boxberger has been the CEO of the German company since 2011.

E.ON Energie AG is a provider of energy services. Most of its activities are concentrated in the countries of Central Europe and Central Eastern Europe. It's power stations in Germany and abroad generate electricity and, in some cases, district heating, and have a total installed capacity of some 27,000 megawatts (MW). It's German nuclear subsidiary, E.ON Kernkraft, owns / co-owns 12 reactors in Germany's Bavaria, Lower Saxony, and Schleswig-Holstein regions, with a net installed capacity of about 8,500 MW

Rhein-Main-Donau GmbH, founded in 1921, generates hydroelectric power. The company is based in Munich, Germany and ultimately controlled by the Government of Germany.