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NOV Inc. is an American multinational corporation based in Houston, Texas.
Hill Petroleum is a Arvada, CO-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".
Greene’s Energy Group is a provider of integrated testing, rentals and specialty services for drilling, completion, production & pipeline operations. Greene’s has more than 50 bases of operation in every major market in the world with corporate headquarters in Houston and operations headquarters in Lafayette, La.
Superstition Concrete Inc is a Gilbert, AZ-based company in the Energy & Utilities sector.