| Name | Title | Contact Details |
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Mack Energy Corporation is a Artesia, NM-based company in the Energy and Utilities sector.
Nelson Petroleum is a Everett, WA-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.
Core Minerals is a Evansville, IN-based company in the Energy and Utilities sector.
Unitech Energy Resources Inc. engages in the exploration and development of petroleum and natural gas properties in Western Canada