WSW Energie & Wasser AG
UtilitiesNorth Rhine-westphalia, Germany51-200 Employees
WSW Energie & Wasser AG is a mid-sized utility company based in Wuppertal, North Rhine-Westphalia, and a subsidiary of WSW Wuppertaler Stadtwerke GmbH. It supplies electricity, gas, and district heating to private customers as well as commercial and industrial users in Wuppertal, along with related energy services. The company traces its origins to 1948 and remains closely linked to the city and its residents. Its operations reflect a focus on sustainable energy solutions and environmental stewardship, including efforts to reduce CO2 emissions and to promote renewable energy, supported by an environmental management system. The organization also engages with the local community through cultural, sporting, and social initiatives. In 2026, it partnered with Fraunhofer ILT to explore the feasibility of geothermal heating in Wuppertal, illustrating ongoing activity in energy innovation.