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

TotalEnergies SE is Oil and Gas, Power Generation, Solar Power, Renewable Energy company with headquarters is in Paris, France. With operations in more than 130 countries, Total is the fourth-largest international oil and gas major as well as a global leader in liquefied natural gas (LNG) and a major player in low-carbon energies. Total Company also rank among the world’s top ten refining and petrochemicals companies.

Analog Devices is a Semiconductor Company with headquarters is in Massachusetts, USA. They create innovative solutions to solve design challenges in instrumentation, automation, communications, healthcare, automotive and numerous other industries.

They manufacture a wide range of innovative products—including data converters, amplifiers and linear products, radio frequency (RF) ICs, power management products, sensors based on micro electro mechanical systems (MEMS) technology and other sensors, and processing products, including DSP and other processors.

NextEra Energy is USA based Energy, Power, Electricity Generation and Utilities company. NextEra Energy, Inc is one of World's Largest Producer of Renewable, Wind and Solar Energy. Headquarters is in USA.

NextEra Energy has 45,500 Megawatts of net generating capacity.

Eaton Corporation is Ireland based Power Management Company that provides products and services help their customers effectively manage electrical, hydraulic and mechanical power more reliably, efficiently, safely. They had over 98,000 employees, doing business in more than 175 countries. Their energy-efficient products and services help customers effectively manage electrical, hydraulic and mechanical power more reliably, efficiently, safely and sustainably. By giving people tools to use power more efficiently.

Rolls-Royce Holdings is Technology company that manufactures products related to aerospace and defense systems, power systems, Data Analytics, Artificial Intelligence. Headquarters is in London, UK.

Enbridge is North America’s largest energy infrastructure company with an extensive delivery network of crude oil, natural gas and renewable energy. Headquarters is in Canada.

ENEL is Energy Company with business in Electricity Generation, Electricity Distribution, Gas Distribution. Headquarters is in Rome, Italy.

THE SOUTHERN COMPANY is Gas and Electric Utility company with headquarters is in Georgia, USA and its have businesses of millions of customers nationwide.

As on 2022, THE SOUTHERN COMPANY has 27,700 employees.

THE SOUTHERN COMPANY annual revenue generated for period ending Dec-2022 was 29,279 million USD.

THE SOUTHERN COMPANY annual net income generated for period ending Dec-2022 was 3,524 million USD.

CONSTELLATION ENERGY CORPORATION generates Electricity and supplies to its consumers. It supplies natural gas as well to it's consumers. Headquarters is in USA.

As on 2022, CONSTELLATION ENERGY CORPORATION has 13,370 employees.

Valero is the independent petroleum refiner, and a marketer, ethanol producer. Headquarters is in Texas, USA.