Serica Energy plc, an upstream oil and gas company, identifies, acquires, explores, exploits, and produces oil and gas reserves in the United Kingdom. The company holds 100% interest in the Keith oil field; 98% interest in the Bruce field; and 50% interest in the Rhum gas field located in the Northern North Sea, as well as 18% non-operating interest in the Erskine field located in Central North Sea. It also has 50% interest in the Columbus development; and 20% interest in the Skerryvore and Ruvaal prospects located in Central North Sea, as well as 100% interest in the North and South Eigg exploration prospects located in the Northern North Sea. In addition, the company holds 100% in the Mansell discovery; and the Orlando Field located in Northern North Sea, as well as Triton fields. The company was founded in 2004 and is based in London, the United Kingdom.