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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".
Coastal Refining Corp is a Savannah, GA-based company in the Energy and Utilities sector.
CB Securities Inc. is a Calgary, AB-based company in the Energy & Utilities sector.
sullivan oil Co. is a Baton Rouge, LA-based company in the Energy and Utilities sector.
Petróleo Brasileiro S.A. é uma empresa de capital aberto, cujo acionista majoritário é o Governo do Brasil, sendo, portanto, uma empresa estatal de economia mista.