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Tesco Corporation is an oilfield services company specializing in the design, manufacture and service of technology-based solutions for the upstream energy industry.
Blarney Castle Oil and Propane Co. is a Bear Lake, MI-based company in the Energy and Utilities sector.
Basic Energy Services offers a diverse number of services to oil drilling and natural gas producing companies in the U.S.
Berexco is a Wichita, KS-based company in the Energy and Utilities sector.