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Marathon Oil Corporation (NYSE: MRO) is an integrated international energy company engaged in exploration and production, oil sands mining, integrated gas, and refining, marketing and transportation.
Big K Industries Inc is a Dickinson, ND-based company in the Energy and Utilities sector.
JMA Energy Company is a Oklahoma City, OK-based company in the Energy and Utilities sector.
Saxon Petrotechnologies is a Houston, TX-based company in the Energy and Utilities sector.
Viking Pipe Service Co is a Bemidji, MN-based company in the Energy and Utilities sector.