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Markwest Energy Partners, L.P. is one of the leading companies in the Energy & Utilities sector.
Oklahoma Gas & Electric (OG+E) is a regulated electric utility company that serves over 750,000 customers in Oklahoma and western Arkansas. OGE Energy Corp. (NYSE: OGE), with headquarters in downtown Oklahoma City, is the parent company of Oklahoma Gas and Electric Company, a regulated electric utility, and Enogex Inc., a natural gas pipeline business. OGE Energy and its subsidiaries have about 3,100 employees.
Wildcat Exploration Ltd. is a Winnipeg, MB-based company in the Energy & Utilities sector.
Economic Development is a Emmetsburg, IA-based company in the Energy and Utilities sector.
Warrior Energy Service Corporation is a Columbus, MS-based company in the Energy & Utilities sector.