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Pan Orient Energy is a Calgary, AB-based company in the Energy & Utilities sector.
Southwestern Energy (also known as SWN, NYSE: SWN) is an oil and natural gas company based in Houston. Texas. Its primary current activity is, according to the company, "current operations being principally focused on development of the unconventional gas reservoir located on the Arkansas side of the Arkoma Basin"
Geophysical Development Corporation is a Houston, TX-based company in the Energy and Utilities sector.
Cobalt International Energy, Inc. is a leading global exploration and production company with a highly prospective world-class portfolio in the deepwater U.S. Gulf of Mexico and offshore West Africa. Lean, swift moving and flexible, we have assembled the right people, with the right technology, with the right focus to deliver the greatest value to our investors and partners. We are successfully creating a different kind of oil company for the 21st century.
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.