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Oil Optimization Inc is a Canadian listed international oil and gas company focused on discovering hydrocarbons on its petroleum concession onshore Thailand.
West Penn Oil Co Inc is a Warren, PA-based company in the Energy and Utilities sector.
MTC is a City Of Industry, CA-based company in the Energy & Utilities sector.
Nelson Petroleum is a Everett, WA-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.