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

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.

Idacorp is a Power Holding and Electric Utility company. It is dedicated to providing quality electric service to more than 5,70,000 general business customers in a 24,000 square mile service area in southern Idaho and eastern Oregon. The headquarters is in USA.

NHPC is Hydroelectric power generation company with headquarters is in Faridabad, India.

NHPC Limited has also diversified in the field of Solar & Wind power.

As on March-2021, NHPC Limited presently has an installation base of 7071 MW from 24 power stations on ownership basis including projects taken up in Joint Venture. NHPC planning to have installed capacity of 20 GW by 2030.

For year ending Mar-2021, consolidated annual net profit was NHPC 3,582 Crores INR.

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.

Copel – Companhia Paranaense de Energia – generates, transmits, distributes and trades electric energy, and also provides telecommunication services. It directly serves 4.7 million customers units in 395 municipalities and 1,113 localities, has 46 own plants. The Company has 7,735 km of transmission lines and 200,263 km of distribution lines, making up Brazil third largest distribution network. The headquarters is in Brazil.

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.

HK Electric Investments And HK Electric Investment is a Investment and Power Industry. It is the sole electricity provider to more than 5,80,000 commercial and residential customers on Hong Kong Island and Lamma Island. The company operations cover power generation, transmission and distribution, supply and customer service under a Scheme of Control Agreement with the HKSAR Government. The headquarters is in Hong Kong.

Ormat Technologies is a Renewable Power and Energy Solutions company. It design, build and supply power generating equipment for customers geothermal and recovered energy power plants in 30 countries. The headquarters is in USA.