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Triumph Energy Corp. is a Harrison, OH-based company in the Energy and Utilities sector.
Twin Butte Energy is a Calgary, AB-based company in the Energy & Utilities sector.
Summit ESP is a Tulsa, OK-based company in the Energy and Utilities sector.
Shell Oil Company is the United States-based wholly owned subsidiary of Royal Dutch Shell, a transnational corporation "oil major" of Anglo-Dutch origins, which is amongst the largest oil companies in the world.