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Tesco Corporation is an oilfield services company specializing in the design, manufacture and service of technology-based solutions for the upstream energy industry.
Quest Resource Corporation is a Oklahoma City, OK-based company in the Energy and Utilities sector.
Vortex Ventures is a Houston, TX-based company in the Energy and Utilities sector.
Ozark Oil And Gas is a Fort Smith, AR-based company in the Energy and Utilities sector.