We are one of the largest German companies in the field of water supply and infrastructure. Our core focus lies in providing and expanding water and wastewater solutions, energy services, as well as digital and industrial infrastructure – complemented by activities in the circular economy. With over 1,842 employees, we operate in more than 70 municipalities. In addition, we cooperate with around 30 utility companies that receive drinking water, natural gas, and electricity from us.

GELSENWASSER AG

Willy-Brandt-Allee 26
45891 Gelsenkirchen