Doriemus Plc operates as an oil and gas exploration and production company in the United Kingdom. The company owns a 10% participating interest in the Brockham oil field covering an area of 8.9 square kilometers (km2) located in the Weald Basin; and a 2.6% interest in the Petroleum Exploration and Development Licences (PEDL), including PEDL137 that covers 99.3 km2 and PEDL246 license totaling an area of 43.4 km2 located in the northern Weald Basin. It also owns a 5% participating interest in PEDL331, a 199.8 km2 onshore Isle of Wight PEDL; and a 2.64% interest in EL 2015/13 with an area of 2.572 km2 and in EL 2015/14 with an area of 2.923 km2 in Greenland. The company was formerly known as TEP Exchange Group PLC and changed its name to Doriemus plc in July 2013. Doriemus Plc was incorporated in 1999 and is headquartered in London, the United Kingdom.