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Schlumberger Limited is an oilfield services company. Schlumberger employees represent more than 140 nationalities working in more than 120 countries.
Gilby Production and Machine is a Velma, OK-based company in the Energy and Utilities sector.
For more than 50 years, Royal Lubricants has been a manufacturer of synthetic lubricants for aerospace, industrial, food, mil-spec and aviation applications. Royal has more products on the U.S. Government and NATO Qualified Products Listing meeting
Sunoco Inc. is an American petroleum and petrochemical manufacturer headquartered in Philadelphia, Pennsylvania, United States, formerly known as Sun Company Inc. (1886–1920 and 1976–1998) and Sun Oil Co. (1920–1976). Sunoco is one of the largest gasoline distribution companies in the United States, with Sunoco brand gasoline being sold in over 4,700 outlets spanning 26 states, just over a third hosting convenience stores.
MTU Detroit Diesel is a Redford, MI-based company in the Energy and Utilities sector.