RheinEnergie AG is a regional utility based in Cologne, Germany, supplying electricity, natural gas, drinking water, and district heating to residential, commercial, and industrial customers in Cologne and the wider Rhineland. The company operates generation assets, including combined heat and power plants, and invests in renewable energy such as solar and wind. It also develops and manages energy infrastructure and related services, including metering and efficiency solutions.
For industrial clients, including those in the chemical sector, RheinEnergie provides energy contracting, on-site and off-site power and heat solutions, and decarbonization services aimed at reducing emissions and improving energy reliability. The utility partners on projects ranging from photovoltaic installations to heat supply and grid connections, aligning regional energy supply with climate and sustainability goals.