Natural gas companies

TXNM Energy (formerly known as PNM Resources) is a company that engages in the energy and energy-related businesses.

Ferrellgas is a company distributing and selling propane and related equipment and supplies.

Noble Energy is an independent oil and natural gas exploration and production company.

Ausnet Services is a company that owns and operates electricity and gas distribution and transmission assets.

Amber Grid is an operator of natural gas transmission systems.

Southwestern Energy Production Company engages in natural gas and oil exploration, development and production.

Shaanxi Heimao Coking (陕西黑猫焦化股份有限公司) is a company that manufactures and distributes coking products.

Isramco is an oil and natural gas company engaged in the exploration, development, and production of oil and natural gas properties.

Rice Energy is an independent natural gas and oil company engaged in the acquisition, exploration and development of natural gas and oil properties.

Antero Resources is an independent exploration and production (E&P) company engaged in the acquisition, development, and production of unconventional resources in the United States.

IEnova (Infraestructura Energética Nova) is a company that develops, builds, and operates energy infrastructure.

Battalion Oil (formerly known as Halcón Resources) is an energy company that focuses on the acquisition, production, exploration, and development of onshore liquids-rich oil and natural gas assets.