Top 607 largest Utilities companies in the World 2025

Rank	Company	Market Cap (USD)	Country	Sector	Industry
391	Public Joint Stock Company Group of Companies TNS energo	$348.2 M	Russia	Russian Utilities	Russian Utilities—Regulated Electric
392	Public Joint Stock Company "ROSSETI Northern Caucasus"	$345.6 M	Russia	Russian Utilities	Russian Utilities—Regulated Electric
393	AS Tallinna Vesi	$337.3 M (Oct. 1, 2021)	Estonia	Estonia Utilities	Estonia Utilities—Regulated Water
394	Interstate Power & Light Co	$334.0 M (Dec. 1, 2021)	United States	US Utilities	US Utilities—Regulated Electric
395	Hunan Chendian International Development co.,ltd	$333.1 M	China	Chinese Utilities	Chinese Utilities—Diversified
396	Light SA	$333.0 M	Brazil	Brazilian Utilities	Brazilian Utilities—Renewable
397	Rojana Industrial Park Public Company Ltd	$329.6 M	Thailand	Thai Utilities	Thai Utilities—Independent Power Producers
398	Xinjiang Torch Gas Co. Ltd	$325.1 M	China	Chinese Utilities	Chinese Utilities—Regulated Gas
399	IDGC of Urals JSC	$324.1 M	Russia	Russian Utilities	Russian Utilities—Regulated Electric

400	Companhia CELG de Participacoes S/A	$321.2 M	Brazil	Brazilian Utilities	Brazilian Utilities—Regulated Electric
401	Hsin Tai Gas Co. Ltd	$318.1 M	Taiwan	Taiwanese Utilities	Taiwanese Utilities—Regulated Gas
402	The Okinawa Electric Power Company, Inc.	$310.8 M	Japan	Japanese Utilities	Japanese Utilities—Renewable
403	Companhia Energetica do Ceara - Coelce	$310.4 M	Brazil	Brazilian Utilities	Brazilian Utilities—Regulated Electric
404	Public Joint Stock Company Kamchatskenergo	$309.7 M	Russia	Russian Utilities	Russian Utilities—Regulated Electric
405	Artesian Resources Corporation	$308.5 M	United States	US Utilities	US Utilities—Regulated Water
406	Public Joint-Stock Company TNS energo Rostov-on-Don	$306.6 M	Russia	Russian Utilities	Russian Utilities—Regulated Electric
407	Enel Generación Costanera SA	$306.1 M	Argentina	Argentinian Utilities	Argentinian Utilities—Regulated Electric
408	Cloudberry Clean Energy ASA	$303.9 M	Norway	Norway Utilities	Norway Utilities—Renewable
409	Empresa Metropolitana de Aguas e Energia SA	$302.0 M	Brazil	Brazilian Utilities	Brazilian Utilities—Diversified
410	Hokkaido Gas Co. Ltd	$300.4 M	Japan	Japanese Utilities	Japanese Utilities—Regulated Gas
411	Akenerji Elektrik Üretim A.S.	$291.5 M	Turkey	Turkish Utilities	Turkish Utilities—Regulated Electric
412	Vidler Water Resources, Inc.	$288.2 M (May 1, 2022)	United States	US Utilities	US Utilities—Regulated Water
413	Global Water Resources, Inc.	$284.6 M	United States	US Utilities	US Utilities—Regulated Water
414	Beijing Energy International Holding Co Ltd	$283.0 M	Hong Kong	HK Utilities	HK Utilities—Renewable
415	Suchuang Gas Corp Ltd	$281.2 M (Sept. 1, 2021)	China	Chinese Utilities	Chinese Utilities—Regulated Gas
416	Shin Hai Gas Corp	$281.1 M	Taiwan	Taiwanese Utilities	Taiwanese Utilities—Regulated Gas
417	Pure Cycle Corporation	$270.9 M	United States	US Utilities	US Utilities—Regulated Water
418	Moya Holdings Asia Ltd	$270.0 M (Nov. 1, 2022)	Singapore	Singaporean Utilities	Singaporean Utilities—Regulated Water
419	GreenTech Environmental Co. Ltd	$265.0 M	China	Chinese Utilities	Chinese Utilities—Regulated Water
420	Korea Electric Power Industrial Development Co. Ltd	$262.3 M	South Korea	South Korean Utilities	South Korean Utilities—Regulated Electric

391. Public Joint Stock Company Group of Companies TNS energo

Company Profile: Public Joint Stock Company Group of Companies TNS energo
Market Cap (USD): $348.2 M
Country: Russia
Sector: Russian Utilities
Industry: Russian Utilities—Regulated Electric

392. Public Joint Stock Company "ROSSETI Northern Caucasus"

Company Profile: Public Joint Stock Company "ROSSETI Northern Caucasus"
Market Cap (USD): $345.6 M
Country: Russia
Sector: Russian Utilities
Industry: Russian Utilities—Regulated Electric

393. AS Tallinna Vesi

Company Profile: AS Tallinna Vesi
Market Cap (USD): $337.3 M (Oct. 1, 2021)
Country: Estonia
Sector: Estonia Utilities
Industry: Estonia Utilities—Regulated Water