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Panther Energy Company LLC is a Tulsa, OK-based company in the Energy & Utilities sector.
Halliburton Company is an American multinational corporation. One of the worlds largest oil field service companies, it has operations in more than 70 countries.
Crown Central Petroleum Corporation is a large independent refiner and marketer of petroleum products. The Company owns and operates two high-conversion refineries with a combined capacity of 152,000 barrels per day of crude oil. The Company is also an
Stratagraph Inc is a Scott, LA-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.