Commonwealth LNG, LLC is a privately held U.S. energy infrastructure developer focused on liquefied natural gas (LNG). Headquartered in Houston, the company is developing a greenfield LNG export terminal in Cameron Parish, Louisiana, on the Calcasieu Ship Channel, designed to receive natural gas, liquefy it, and load LNG for international markets.
Its activities span project development, permitting, engineering and construction planning, and commercial structuring of LNG offtake. The project concept emphasizes modular, standardized liquefaction units and a compact site layout intended to shorten schedules and optimize costs while maintaining operational flexibility for global LNG buyers in the power, industrial, and trading sectors.