Western States Petroleum Association
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Western States Petroleum Association (WSPA) is a non-profit trade association that represents companies that account for the bulk of petroleum exploration, production, refining, transportation and marketing in the six western states of Arizona, California, Hawaii, Nevada, Oregon and Washington. Founded in 1907, WSPA is the oldest petroleum trade association in the United States of America. WSPA's headquarters are located in Sacramento, California. Additional WSPA locations include offices in Torrance; Santa Barbara; Bakersfield; Scottsdale, Arizona and Olympia, Washington.
The current WSPA president is Catherine Reheis-Boyd.
Members of the WSPA include Aera Energy LLC, Alaska Tanker Company, Berry Petroleum, BP, Big West of California LLC, Chevron Corporation, ConocoPhillips, ExxonMobil, Lloyd Properties, Navajo Refining Co., Noble Energy, Olympic Pipeline Company, Occidental Petroleum, Pacific Operators Offshore, Plains All American, SeaRiver Maritime, Seneca Resources Corp., Shell, Tesoro, U.S. Oil and Refining, Valero Energy Corporation, Venoco, and Western Refining.