World Top 100 Gas Utilities Companies List by Market Cap as of August 2026

ADANI TOTAL GAS LIMITED is Gas utilities company with headquarters is in India.

Adani Total Gas is developing City Gas Distribution (CGD) Networks to supply the Piped Natural Gas (PNG) to the Industrial, Commercial, Domestic (residential) and Compressed Natural Gas (CNG) to the transport sector.

Gas Distribution, Fuel Distribution and special chemicals producing company with headquarters is in Brazil.

Southwest Gas Holdings is a holding company with business interests in two major business segments they are Natural Gas Operations and Utility Infrastructure Services. It engaged in the business of purchasing, distributing and transporting natural gas in portions of Arizona, California and Nevada and serving over 2 million customers. The headquarters is in USA.

Water utility, Gas utility, Electricity Utility and Waste water management company with headquarters is in Italy.

Cia Energetica de Minas Gerais is a Electric Power Distribution company. It is comprised of 172 companies. It operates through the following segments they are generation, energy transmission, electricity distributor, commercialization and natural gas distribution business. The headquarters is in Brazil.

Electricity Utilities and Gas Utilities provider with headquarters is in Canada.

ATCO is an integrated energy, housing, transportation and infrastructure solutions company. It provide customers with innovative, sustainable solutions in the sectors that are fundamental to global growth and prosperity they are housing, real estate, energy, water, transportation and agriculture and it has 6,200 employees as on 2021 across worldwide. The headquarters is in Canada.

EQM Midstream partners Lp is a Energy Utilities, Oil and Gas company. The company services to producers, marketers and local distribution companies through its strategically located natural gas transmission, storage and gathering systems and water services to support energy development and production in the Marcellus and Utica regions. The headquarters is in USA.

EVN AG provides home market with electricity, natural gas, heat, drinking water and wastewater treatment, waste incineration and related services from a single supplier. The company annual revenue is 2,352.8 USD. The headquarters is in Austria.