Volker Marschmann

STEAG GmbH engages in the planning, development, construction, and operation of power plants and storage facilities. Its services include conventional power generation, energy trading and optimization, district heating, as well as distributed generation. The company was founded in 1937 and is headquartered in Essen, Germany.

Stadtentwaesserung Dresden GmbH provides water-cleaning services. The private company is based in Dresden, Germany.

Abwassergesellschaft Gelsenkirchen mbH provides sewage treatment services. The company was founded in 1996 and is headquartered in Gelsenkirchen, Germany.

Founded in 1997, Hansewasser Bremen GmbH is a subsidiary of EWE AG that provides wastewater disposal and environmental services. The company is based in Bremen, Germany.

Wasserwerke Westfalen GmbH is a German water treatment company that provides drinking water to 1.5 million people in the southern Münsterland, middle and eastern Ruhr area, and northern Sauerland. The company prepares water from the Ruhr river in its six waterworks located between Wickede (Ruhr) and Witten. The company is based in Schwerte, Germany and was founded in 2001. The company ensures the quality and freshness of the drinking water and also focuses on environmental management and cooperation with agriculture and energy companies. Wasserwerke Westfalen is a subsidiary of the City of Dortmund. The CEOs are Bernd Heinz and Bernhard Klocke.

Ruhrverband Holding GmbH provides water supply, waste treatment and tourist services. The firm's services include suppling water for drinking, industrial purposes and hydroelectric power production, secure flood water-flow, and treat sewage. The company was founded in 1913 and is headquartered in Essen, Germany.

Part of Wasser und Gas Westfalen GmbH & Co. Holding KG, SEH Stadtentwässerung Herne GmbH & Co. KG is a company based in Herne, DE. SEH Stadtentwässerung Herne GmbH & Co. KG is involved in the management of wastewater and sewage systems. The CEOs of the German company are Josef Becker, Rolf Brechlin, Senay Sereflioglu. The company manages the Ruhmbach stream, which flows through the Gysenberger Wald, a designated landscape protection area. The company also offers exemptions from drainage fees for property owners who use fresh water for garden irrigation, subject to certain conditions.

Erdgasversorgung Schwalmtal GmbH & Co. KG engages in the supply and distribution of natural gas. The company was founded on November 6, 1974 and is headquartered in Viersen, Germany.

WMR Wasserbeschaffung und Energieerzeugung Mittlere Ruhr GmbH is a company based in Germany that engages in the supply of water. The private company was founded in 1970 and the CEO is Dirk Waider.

Stadtwerke Kaarst GmbH supplies natural gas, green electricity, and heat. The private company is based in Kaarst, Germany. The CEOs are Markus Barczik and Stefan Meuser. The German company was founded in 2001.

Stadtwerke Haltern am See GmbH is a local energy partner that has been providing energy services for over 90 years. The private company is based in Haltern am See, Germany. The German company's goal is to ensure that their city has a zest for life. The CEOs are Carsten Schier, Bernhard Klocke. The company was founded in 1900.

NEW Kommunalholding GmbH generates, transmits, and distributes electric energy. The company is based in Moenchengladbach, Germany, and has subsidiaries in Germany. The German company was founded in 2010, and the CEOs are Frank Kindervatter and Bley Thomas.

ENNI Stadt & Service Niederrhein AöR operates as a comprehensive infrastructure service provider for Moers and parts of the Lower Rhine in the areas of drainage, leisure, waste, green areas, winter maintenance and street cleaning as well as sports and bathing facilities. It disposes of waste, cleans and maintains streets, green areas and cemeteries. The company is headquartered in Moers, Germany.

Fernwärmeversorgung Niederrhein GmbH is a German company that distributes steam and air conditioning. Part of Stadtwerke Dinslaken GmbH, the company is based in Dinslaken, Germany. The company was founded in 1966 and the CEO is Josef Christian Kremer.

SVS Beteiligungs GmbH provides administration and management services. The private company is based in Wedemark, Germany. Stefan Krämer has been the CEO of the German company since 2018.

Stadtbau Moers, Entwicklungs-, Erschließungs is based in Moers, Germany. Part of Gramling Motorfahrzeuge GmbH, Stadtbau Moers, Entwicklungs-, Erschließungs is a German company that provides real estate services. The CEOs are Jens Kreische, Tobias Pawletko. The company was founded in 2004.

Wasserwerke Dinslaken GmbH is a private company based in Dinslaken, Germany that engages in the extraction, processing, and supply of drinking water. The CEO of the German company is Josef Christian Kremer.

ProZent GmbH constructs buildings. The private company is based in Dinslaken, Germany. The CEO of the German company is Walburga Wüster.

Part of Wasser und Gas Westfalen GmbH & Co. Holding KG, Wasserversorgung Herne GmbH & Co. KG is a provider of energy services, including solar, e-mobility, and heating solutions through their SMART-TEC service brand. The company is based in Herne, Germany. The German company also offers Stadtwerke Ökostrom for operating their cost-effective and climate-neutral heat pumps. The CEOs are Ulrich Koch, Rafael Rüdel. The company was founded in 2005.

Part of Stadt Moers, Wohnungsbau Stadt Moers GmbH provides own and rental property management services for third parties. The company is based in Moers, Germany. The CEOs are Rainer Staats, Roland Rösch. The German company was founded in 1989.

Part of Stadtwerke Dinslaken GmbH, Fernwärmeverbund Niederrhein Duisburg/Dinslaken GmbH & Co. KG is a company based in Dinslaken, Germany. The CEOs are Ralf Möllensiepen, Thomas Döking, Josef Christian Kremer. Fernwärmeverbund Niederrhein Duisburg/Dinslaken GmbH & Co. KG distributes heating and cooling supplies. The German company was founded in 2003.