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Ventura Refining is a Oklahoma City, OK-based company in the Energy and Utilities sector.
Petroleum Helicopters International, Inc., is an American commercial helicopter operator, founded in 1949, by Robert L.
Saxon Petrotechnologies is a Houston, TX-based company in the Energy and Utilities sector.
Atlantic Richfield Company is a global oil and gas enterprise operating in two segments, exploration and production and refining and marketing. Its upstream exploration and production operations are focused primarily in Alaska, the Gulf of Mexico and the