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Harper Oil Co. is a Springfield, IL-based company in the Energy & Utilities sector.
Union Drilling, Inc. (Union Drilling) provides contract land drilling services and equipment, primarily to natural gas producers in the United States. In addition to its drilling rigs, The Company provides the drilling crews and the ancillary equipment
Liberty Energy is an oilfield services company that provides stimulation services to optimize well production, as well as integrated alternative fuel and power solutions for remote applications.
Fauser Energy Resources is a Elgin, IA-based company in the Energy and Utilities sector.