Marie-Luise Wolff-Hertwig

Energieversorgung Main-Spessart GmbH supplies electricity and natural gas. The private company is based in Aschaffenburg, Germany. The German company was founded in 1975. The CEO is Thomas Vollmuth.

Gasversorgung Offenbach GmbH provides reliable energy and personalized service from Offenbach, Germany for electricity, gas, heat, water, and more. The company is based in Offenbach am Main, Germany. The German company offers energy-saving tips to help customers reduce their energy costs in the kitchen and save money on electricity and water. The company ensures that their drinking water meets all legal requirements and standards. Gasversorgung Offenbach is a subsidiary of EVO, which is ultimately controlled by the City of Mannheim. The CEOs of the company are Ulrich Bruns, Cordelia Müller.

Mainova Beteiligungsgesellschaft mbH provides investment services. The company is based in Frankfurt, Germany. The CEOs are Constantin H. Alsheimer, Diana Rauhut, Norbert Breidenbach. The German company is ultimately controlled by the City of Frankfurt. The company was founded in 2009.

Dynega Energiehandel GmbH is a German company that offers modern and effective procurement management services, portfolio management optimization, and independent risk control services. The private company is based in Frankfurt am Main, Germany. The company provides a professional procurement service that allows partners to enjoy the benefits of joint procurement without getting involved in it.

ENAG/Maingas Energieanlagen GmbH supplies energy and is ultimately controlled by the City of Frankfurt. The company is based in Eisenach, Germany. The CEOs of the German company are Andreas Meyer, Frank Benz.

Mainova ServiceDienste GmbH distributes electricity and provides utilities services. The company is headquartered in Frankfurt a. Main, Germany.

ENTEGA AG provides energy and infrastructure services. Its operations are divided into the generation, distribution, networks, public service management, trading, and shared services business areas. The generation business segment includes the production of electricity from renewable sources and gas-fired plants. The supply of electricity, natural gas, district heating, and telecommunications services fall under the distribution division. The construction and operation of energy and drinking water networks, power plants, as well as street lighting systems are part of the networks business area. The supply of drinking water, sewage treatment, and waste incineration are included in the public service management division. The trading business unit involves energy trading, portfolio and balance group management, as well as direct marketing of electricity and biogas. The shared services division offers billing and metering services. The company is headquartered in Darmstadt, Germany.

Akasol AG engages in developing and manufacturing liquid-cooled, high performance, rechargeable lithium ion battery systems for buses, commercial vehicles, rail vehicles, ships, industrial vehicles and stationary applications. It operates through the following two segments On-Highway and Off-Highway. The On-Highway Segment supplies manufacturers of hybrid and fully electric buses and commercial vehicles. The Off-Highway Segment focuses on battery systems and services for manufacturers of rail vehicles, industrial vehicles and ships, along with stationary systems for storing energy from renewable sources. The company was founded by Sven Schulz, Felix von Borck, Björn Eberleh, and Stephen Raiser in 2008 and is headquartered in Darmstadt, Germany.

Citiworks AG is an energy trading and energy services company based in Darmstadt, Germany. The German company specializes in energy trading, portfolio management, balancing group management, and logistics in the electricity and gas market. The company provides solutions and energy services tailored to individual needs for energy suppliers, municipal utilities, redistributors, power plant operators, network operators, cooperations, and energy-intensive industrial companies. Citiworks AG was acquired by ENTEGA AG from Stadtwerke München GmbH on May 06, 2010 and ultimately controlled by the City of Darmstadt.