Company Profile

Company Overview

Tesoro Corporation, headquartered in San Antonio, Texas, is a Fortune 150 and a Global 500 company with approximately 5,500 employees.

As a leading independent refiner and marketer of petroleum products, Tesoro, through its subsidiaries, operates seven refineries primarily in the western United States with a combined crude oil capacity of approximately 660,000 barrels per day (bpd). The seven refineries are located in:




Anacortes,Wash.
Mandan, N.D.
Kapolei, Hawaii
Martinez, Calif.
Kenai,Alaska
Salt Lake City, Utah
Wilmington, California




Tesoro's retail marketing system includes over 900 branded retail stations, of which more than 445 are company operated under the Tesoro®, Shell®, Mirastar® and USA Gasoline™ brands. Tesoro's commercial marketing system includes sales of jet and marine fuels.