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Unimark is a Edmond, OK-based company in the Energy and Utilities sector.
Basic Energy Services offers a diverse number of services to oil drilling and natural gas producing companies in the U.S.
MPLX is a diversified, growth-oriented master limited partnership formed in 2012 by Marathon Petroleum Corporation to own, operate, develop and acquire midstream energy infrastructure assets.
EOG Resources (formerly Enron Oil and Gas) is a Fortune 500 company with its headquarters in the Heritage Plaza building in downtown Houston, Texas. The company is one of the largest independent oil and natural gas exploration and production companies in the United States with proven reserves in the United States, Canada, Trinidad and Tobago, the United Kingdom, and China. EOG Resources, Inc. is listed on the New York Stock Exchange and is traded under the ticker symbol "EOG".