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National Fuel Resources is a Erie, PA-based company in the Energy and Utilities sector.
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.
J&J Oil is a Stockton, KS-based company in the Energy and Utilities sector.
Alternegy is a Bethesda, MD-based company in the Energy and Utilities sector.
Berry Petroleum Company, LLC is an independent privately-held energy Company engaged in the acquisition, exploration, development and production of domestic oil and natural gas reserves primarily located in the San Joaquin Basin in California, the Uinta Basin in Utah, the Piceance Basin in Colorado, and the East Texas Basin in Texas.