Top 10 Geothermal Power Plant Operators in the World in 2021 by Capacity

Calpine Corp, Lopez Inc, Ormat Technologies Inc, Enel SpA, and Comision Federal de Electricidad are the top 5 geothermal power plant operators in the world by capacity in 2021. Comprehensively, the top 10 geothermal power plants in the world had a total capacity of 7,969 (MW) where Calpine Corp was the highest (1,442 MW), followed by Lopez Inc (1,164 MW), and Sarulla Operations Ltd was the lowest (330 MW). In terms of the geographical split, 4 out of 10 of the world's top geothermal power plants operators are based in North America, while 2 are based in Europe, another 2 are based in Asia, and the remaining 2 are based in Africa and Oceania. They employed a total of 75,121 people in 2021. The United States of America-based Calpine Corp is the leading geothermal power plant operator in the world (by capacity). The company reported revenues of $10,072 million for the fiscal year ended December 2021. The company is an electricity generation utility, which owns and operates power plants, and sells power, steam, renewable energy credits, and ancillary services to independent electric system operators, utilities, industrial and agricultural companies, municipalities and other governmental entities, retail power providers, power marketers, and retail commercial, industrial, governmental, and residential customers in 23 states of US, Canada, and Mexico. It employs 2,256 people. Philippines-based Lopez Inc is one of the leading geothermal power plant operators in the world (by capacity). The company operates as an investment company. The Company offers investment in sectors such as broadcasting and cable, telecommunications, power generation and distribution, and banking. The company is headquartered in the Phillippines.