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American Oil and Gas, Inc. is a Denver, CO-based company in the Energy and Utilities sector.
Vyypertech is a Niagara Falls, ON-based company in the Energy and Utilities sector.
Frontier Energy Services is a Tulsa, OK-based company in the Energy and Utilities sector.
NOV Inc. is an American multinational corporation based in Houston, Texas.
Alliance Oilfield Services is a Marrero, LA-based company in the Energy and Utilities sector.