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

SK HOLDINGS is Conglomerate company with business segments Chemicals, Energy, Telecom, Construction, Shipping, Infrastructure, Semiconductors and many more. Headquarters is in South Korea.

SK Holdings Co. Ltd was renamed to SK Inc. in March-2021.

Headquarters is in Taiwan and core business is refining crude oil and selling petroleum products.

SNAM is a energy infrastructure company. And also specializes in the construction and integrated management of natural gas infrastructure. The company is also one of the main continental operators in ragas fiction for a total pro quota capacity of approximately 8.5 billion cubic meter per year. The headquarters is in Italy.

CMS ENERGY CORPORATION is Electricity utility and gas utility company with headquarters is in Michigan, USA.Consumers Energy is one of the nation’s largest combination electric and natural gas utilities.CMS Enterprises owns and operates independent power generating plants, natural gas assets.CMS Enterprises Company also engaged in independent power generation in several states.

CMS Energy total number of employees in 2022 was 9,073.

Oil and Gas exploration and production company with headquarters is in USA. is the largest leaseholder and the largest producer in the nation’s premier oil field, the Bakken play of North Dakota and Montana. The Company also has significant positions in the SCOOP and STACK plays of the Anadarko Basin of Oklahoma and newly acquired positions in the Powder River Basin of Wyoming and Permian Basin of Texas.
It is the most efficient and cost-effective producers of oil and natural gas on the planet.
CONTINENTAL RESOURCES total number of employees in Dec-2021 was 1,254.

Chesapeake Energy Corporation is a Gas Industry company. It is a value driven strategy focuses on continuously generating capital efficiencies and operating with low, industry leading production and G&A costs along with a disciplined approach to liquidity. The headquarters is in USA.

Chesapeake Energy Corporation total number of employees in Dec- 2022 was 1,300.

Chesapeake Energy Corporation annual revenue generated for period ending Dec-2022 was 11,443 million USD.

EENOS HOLDINGS is Conglomerate company with business in oil and gas sector and also in metals. Headquarters is in Tokyo, Japan.

JXTG Holdings name is modified to EENOS Holdings.

Uniper Se is a Electricity generation, electricity distribution, gas distribution company with headquarters is in Germany.