Top 10 Distribution System Operators (DSOs) in the World in 2021 by Total Length

MRSK Yug PAO, Enel SpA, Enedis SA, Turkiye Elektrik Dagitim Anonim Sirketi, and Iberdrola SA are the top 5 distribution system operators (DSOs) in the world in 2021 by Total Length. Cumulatively, the top 10 distribution system operators (DSOs) in the world had a total length of 13,270,285 Ckm, where MRSK Yug PAO (2,400,000 Ckm) was the highest, followed by Enel SpA (2,231,961 Ckm) and Enedis SA (1,400,000 Ckm), while Tamil Nadu Generation and Distribution Corporation Ltd stood the lowest (816,327 Ckm). In terms of the geographical split, 5 out of the world's top 10 distribution system operators are based in Europe, while 4 are based in Asia, and the remaining 1 is based in North America. They employed a total of 314,663 people in 2021. Russia-Based MRSK Yug PAO is the leading distribution system operator in the world in 2021 (by total length). The company reported revenues of $590 million for the fiscal year ended December 2021 (FY2021), an increase of 5.7% over FY2020. MRSK Yug PAO is mainly involved in the transmission and distribution of electric energy. The Company operates through several branches. It reported a total distribution length of 2,400,000 Ckm and employs 14,171 people. Enel SpA (Enel) is one of the leading distribution system operators in the world in 2021 (by total length). The company reported revenues of $99,449 million for the fiscal year ended December 2021 (FY2021), an increase of 32.2% over FY2020, due to higher electricity rates in operating markets coupled with increased overall electricity production. Enel is an energy utility, which generates, transports, and distributes electricity. It also sells and trades electricity and natural gas, green certificates, and CO2 emission rights. The company has a presence in 47 countries and had more than 2.23 million km of distribution lines, and employs 67,117 people.