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Lozier Oil Company Inc. is a Farmington, IL-based company in the Energy & Utilities sector.
Patterson-UTI Energy, Inc. is a provider of contract drilling business. It operates primarily in Texas, New Mexico, Oklahoma, Arkansas, Louisiana, Mississippi, Alabama, Colorado, Arizona, Utah, Wyoming, Montana, North Dakota, South Dakota, Pennsylvania,
Williams Petroleum Consulting is a Boston, MA-based company in the Energy and Utilities sector.
Deprisco Engineering Co is a Bartlesville, OK-based company in the Energy and Utilities sector.