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MD America Energy, LLC is an oil and gas operating company, with corporate headquarters in downtown Fort Worth, Texas.
MTU Detroit Diesel is a Redford, MI-based company in the Energy and Utilities sector.
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".
PetroBakken Energy Ltd. is a Calgary, AB-based company in the Energy & Utilities sector.
Hi-Crush Inc. is an innovative leader in proppant and logistics services to the North American petroleum industry.