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

DCP Midstream LP is a natural gas producing and marketing company. Portfolio consists of logistics, marketing, gathering, and processing assets across nine states. The headquarters is in USA.

Phillips 66 has acquired DCP Midstream in Jun-2023.

AUSNET SERVICES own and operate the Victorian electricity transmission network, one of five electricity distribution networks, and one of three gas distribution networks in Victoria. Electric utility and gas utility company with headquarters is in Australia.

A2A is a Italian Multiutility company. It is having over 12,000 employees and manage the generation, sale and distribution of electricity and gas, heating, waste collection and recovery, electric mobility, public lighting and the integrated water service. The company results for the 2019 financial year report an EBITDA of 1.23 billion euros, a net profit of 389 million euros and investments totaling 627 million euro. The headquarters is in Italy.

BKW AG is an International Energy and Infrastructure company and offer integrated total solutions in the fields of energy, buildings and infrastructure. The headquarters is in Switzerland.

GS Holdings has businesses in Energy, Retail and Construction Businesses.

It is also gas utilities and electricity utilities company.

It has businesses related to Petrochemicals, Petroleum and lubricants.

It has businesses related to Power generation and has business in renewable energy.

It has business in Retail sector with super markets and convenience stores.

It has business in Media sector, Hotels operating sector, telecom sector, imports and exports services sector, Engineering and Construction sector.

National Fuel Gas Company is a Energy company. It operates an integrated collection of natural gas and oil assets across four business segments they are exploration and production, pipeline and storage, gathering and utility. The company has approximately 91.0 million shares of common stock outstanding. The headquarters is in USA.

UGI Corporation is a Natural Gas and Electric distribution and Services company. It consists of residential, commercial, industrial, agricultural, wholesale and auto gas customers that use LPG for space heating, cooking, water heating, motor fuel, leisure activities, crop drying, irrigation, construction, power generation, manufacturing and aerosol propellant. The headquarters is in USA.