Pennpetro Energy plc is a United Kingdom-based holding company. The Company is engaged in the onshore oil and gas exploration and production in the United States of America. It operates in two geographical areas: the United Kingdom and the United States of America. Through its subsidiary, Nobel Petroleum USA, Inc., the Company holds interests in acreage within active oil and gas plays within the County of Gonzales, State of Texas: The Austin Chalk, and Eagleford Shale horizontal development and vertical development of the Buda formation. It also owns a portfolio of leasehold petroleum mineral interests centered on the City of Gonzales, in southeast Texas. Its petroleum assets include approximately 1,000 leases covering 2,500 acres of land and contain oil condensates. Nobel Petroleum UK Limited is the wholly owned subsidiary of the Company.