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Optimum Energy Products Ltd. is a Calgary, AB-based company in the Energy & Utilities sector.
Petro Stopping Ctr is a Mebane, NC-based company in the Energy and Utilities sector.
Frontier El Dorado Refining Company is a El Dorado, KS-based company in the Energy and Utilities sector.
Western Refining is a El Paso, TX-based company in the Energy and Utilities sector.
Schlumberger Limited is an oilfield services company. Schlumberger employees represent more than 140 nationalities working in more than 120 countries.