ERG S.p.A., through its subsidiaries, engages in the production of energy through renewable sources in Italy, France, Germany, the United Kingdom, Poland, Bulgaria, Sweden, Romania, and Spain. It generates electricity through wind, solar, hydroelectric, and thermoelectric power plants, as well as natural gas cogeneration plants. The company was founded in 1938 and is headquartered in Genoa, Italy. ERG S.p.A. operates as a subsidiary of SQ Renewables S.p.A.