Maritime Directory

Los Angeles, CA, United States

Union Oil Company of California (Unocal) was a major American petroleum explorer, producer, refiner, and marketer with tanker, pipeline, and marine bunker fuel operations. The company was acquired by Chevron in 2005 and no longer operates as an independent entity.

San Antonio,, Texas, United States

Valero Marketing and Supply Co. is the largest global independent petroleum refiner and the largest renewable fuels producer in North America, focusing on refining, renewable diesel, and fuel supply.

Boulogne, Billancourt Cedex, France

Vallourec Mannesmann provides high-tech seamless tubes, drill pipes, casing, and premium joints designed for demanding oil and gas industry applications, including harsh operating conditions from oil wells to refineries.