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JAN Pipe and Supply Co is a Oklahoma City, OK-based company in the Energy and Utilities sector.
Complete Production Services is a Houston, TX-based company in the Energy and Utilities sector.
Petroleum Helicopters International, Inc., is an American commercial helicopter operator, founded in 1949, by Robert L.
Penn Virginia Corporation is an independent oil and gas company primarily engaged in the development, exploration and production of natural gas and oil in various domestic onshore regions including East Texas, the Mid-Continent, Appalachia, Mississippi