Paramount Petroleum Corporation is headquartered in Paramount, Los Angeles County, California. It operates a refinery at that location, and is the largest seller of asphalt in California.
Paramount also operates a refinery near Portland, Oregon, as well as several marketing terminals in the Western United States.
Paramount has been a subsidiary of Alon USA, a publicly traded refining and marketing company (NYSE:ALJ), since 2006. The president of the company is Alan P Moret. The company is largely financed by two prominent multi billionaires of the United States.