Christian de Jonge

Harzwasserwerke Gesellschaft Mit Beschraenkter Haftung is the largest water supplier in Lower Saxony, providing soft drinking water to customers from Göttingen to Bremen. The private company was founded in 1928 and is based in Hildesheim, Germany. The CEOs are Lars Schmidt and Christoph Donner.

swb AG distributes gas, water, electricity and specializes in waste disposal management and water treatment. Its principal activity is to supply of the city of Bremen with electricity, natural gas, water and district heat. The company was founded on September 23, 1854 and is headquartered in Bremen, Germany.

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.

ENNI Energie & Umwelt Niederrhein GmbH provides energy supply and management solutions. The firm’s focus areas encompass power generation, electricity distribution, water supply, and natural gas distribution. It engages in technology innovation and development programs, with focus on natural gas heating, thermal and solar development, and electric-powered vehicles. Its also provides clients with energy conservation consulting and technical support services. It offers its solutions to private individuals and commercial businesses. The company is headquartered in Moers, 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.

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.

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.

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

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.

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

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 EWE AG, swb Erzeugung AG & Co. KG is a regional energy supplier, waste disposal and technical service provider based in Bremen, Germany. The CEOs are Timo Poppe, Frank Priewe, Torsten Köhne. The German company's service offerings for natural gas contracts are available on their website. The company also offers an environmental initiative program for project funding. Swb Erzeugung AG & Co. KG is a versatile employer with products and services related to electricity, natural gas, water, heat, IT, and telecommunications. The company was founded in 1999.