Rockhopper Exploration Plc operates as an oil and gas exploration and production company in the United Kingdom. It engages in the exploration and exploitation of its oil and gas acreage primarily in the North Falkland Basin and the Greater Mediterranean region. It holds 95.50% interests in the PL003a production licenses; 60.50% interests in PL003b production licenses; 64.00% interests in PL004a, PL004b, and PL004c production licenses; 100% interests in PL005 production licenses; and 40% interests in PL032 and PL033 production licenses. The company also holds a portfolio of production and exploration interests in Italy, Malta, and Croatia. Rockhopper Exploration Plc was founded in 2004 and headquartered in Salisbury, the United Kingdom.