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Baker Energy is a Houston, TX-based company in the Energy and Utilities sector.
Western Refining is a El Paso, TX-based company in the Energy and Utilities sector.
Five Star Rig and Supply is a Oklahoma City, OK-based company in the Energy and Utilities sector.
Production Enhancement Group, Inc., a Houston-based energy services company incorporated in Alberta, Canada, rades on the TSX under the symbol WIS.