Fortum Oyj is a Finnish state-owned energy company located in Espoo, Finland. It mainly focuses on the Nordic region. Fortum operates power plants, including co-generation plants, and generates and sells electricity and heat. The company also sells waste services such as recycling, reutilisation, final disposal solutions and soil remediation and environmental constructions services, and other energy-related services and products e.g. consultancy services for power plants and electric vehicle charging. Fortum is listed on the Nasdaq Helsinki stock exchange. In 2020 Fortum was the biggest company in Finland by its revenue. The majority of its income came from Uniper that became Fortum's subsidiary in March 2020. Uniper was nationalised by Germany on the 21 September 2022 for 8 billion euros. Fortum is Europe's third-largest producer of carbon-free electricity, Europe's second-largest producer of nuclear power and one of the largest gas suppliers. Wikipedia