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Petromax Operating Co Inc is a Garland, TX-based company in the Energy and Utilities sector.
Westport Technology Center is a Houston, TX-based company in the Energy and Utilities sector.
NOV Inc. is an American multinational corporation based in Houston, Texas.
American Exploration Company is a Houston, TX-based company in the Energy and Utilities sector.
Perfection Oil Co., Inc. is a Dubuque, IA-based company in the Energy & Utilities sector.