World Top 100 Electricity Generation Companies List by Market Cap as of August 2026

NARI is an energy Internet overall solution provider with energy and power intelligence as its core. It is an excellent IT company and a leader in power intelligence in the field of energy, power and industrial control. Headquarters is in China.

ORSTED A/S is Electricity Generation company with headquarters is in Denmark.

Edison International company generates and distributes electricity. Headquarters is in California, USA. Electric Utility company.

As on 2022, Edison International has 13,388 employees.

Edison International annual revenue generated for period ending Dec-2022 was 17,220 million USD.

Edison Internationalannual net loss generated for period ending Dec-2022 was 612 million USD.

Electricity generation and Electricity distribution, Electric Utility company with headquarters is in Ohio, USA.

As on 2022, FIRSTENERGY has 12,335 employees.

FIRSTENERGY annual revenue generated for period ending Dec-2022 was 12,459 million USD.

FIRSTENERGY annual net income generated for period ending Dec-2022 was 406 million USD.

Electricity generation and Electricity utility company with headquarters is in Pennsylvania, USA. They provide essential energy services to more than 10 million customers in the United States and the United Kingdom, and are advancing the future of energy technology and infrastructure.

As on 2022, PPL CORPORATION has 6,700 employees.

PPL CORPORATION annual revenue generated for period ending Dec-2022 was 7,902 million USD.

Nuclear Power and Energy company.

Constructs and manages hydro electric projects and generates hydro electricity. Headquarters is in China.

NRG ENERGY is Nuclear power generation company with headquarters is in Texas, USA.

OMV Group is oil and gas sector company with headquarters is in Austria.

OMV Group has business in both upstream and downstream:

Upstream Business : Exploration of oil and gas

and

Downstream Business : Refineries, Filling Stations, Gas Supply, marketing and trading, Gas Logistics.

As on 2019, OMV Group has 20,000 employees.

Daily average production was 487,000 boe/d in 2019.

The Company operates about 2,100 filling stations in ten European countries.

OMV Group operates 3 refineries in Europe.

Electricity generation (Power Generation) and Electricity Distribution (Electricity Utility) company with headquarters is in Hong Kong.