Tesoro Corporation is a leading independent refiner and marketer of petroleum products that has been serving the fuel transportation needs of the western United States for more than 45 years. We are committed to safe, clean, reliable operations and creating shared value for the communities where we live and work. Through the dedication of our employees and our integrated network of assets, we are intentionally positioned to capitalize on today's opportunities and unlock tomorrow's possibilities. Tesoro is a Fortune 100 company headquartered in San Antonio, Texas.
Year Established: 1968