Woburn Energy Plc, formerly Black Rock Oil & Gas PLC, is a United Kingdom-based company engaged in oil and gas exploration. The primary interests of the Company are in Columbia and Southern North Sea, United Kingdom. In Colombia, Black Rock has an involvement with two licenses, the Las Quinchas Association Contract and the Alhucema E&P Contract. The Company operates through its wholly owned subsidiaries Black Rock Petroleum NL, Wildlook Enterprises Pty Ltd and Black Rock Resources (UK) Limited. Black Rock Oil & Gas PLC has a 15% interest in Block 49/8c, in the Southern North Sea, operated by Wintershall Noordzee, which contains the Monterey gas field.