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EN Engineering is a Woodridge, IL-based company in the Energy and Utilities sector.
PetroBakken Energy Ltd. is a Calgary, AB-based company in the Energy and Utilities sector.
Diversified Energy Company plc, formerly Diversified Gas & Oil plc, is a gas and oil production company operating in the Appalachian Basin in the United States.
NexTier Oilfield Solutions is a leading provider of integrated completions focused on accelerating production in the most demanding US land basins.