Stefan G. Reindl

Eisenacher Versorgungs-Betriebe GmbH (evb) engages in the distribution and supply of electricity, natural gas, and district heating. The company was founded in 1991 and is headquartered in Eisenach, Germany.

Part of SWE Stadtwerke Erfurt GmbH, Swe Energie GmbH distributes electricity and gas. The private company is based in Erfurt, Germany. The CEO of the German company is Karel Schweng.

TEAG Thüringer Energie AG engages in the sale, distribution, and trade of energy and related products. It offers electricity, natural gas, as well as electro-mobility solutions. It also provides thermographic and air permeability examination of buildings, and other consulting services. The company was founded on November 15, 2007 and is headquartered in Erfurt, Germany.

Contigas Deutsche Energie AG was one of the leading Germany companies providing energy services. The principal activity of the company was the production and distribution of electricity and gas. It provided natural gas to over 5 million people and electricity to over 3 million throughout Germany. The group once held over 120 companies in their combined portfolio. Founded in 1855, the company was headquartered in Munich, Germany

Thüga AG operates as a holding company with interests in the energy and water sectors. It provides consulting services with its technical know-how and market assessments to partner companies, as well as ensures the financial support of municipal enterprises. The company was founded by Theodor Weigel in November 1867 and is headquartered in Munich, Germany.