PT Medco Energi Internasional Tbk, together with its subsidiaries, explores for and produces oil and gas in Indonesia, Asia, Africa, the Middle East, and the United Kingdom. It operates through Exploration and Production of Oil and Gas; Services; Power; Chemicals; and Trading segments. The company operates an independent power producer in the gas, geothermal, and other renewables sectors, as well as manages a portfolio of onshore and offshore assets in the Middle East, Africa, and the Asia Pacific. It is also involved in copper and gold mining operations in Sumbawa and Nusa Tenggara; and providing operation and maintenance services, and support services for oil and gas activities. The company was formerly known as PT Medco Energi Corporation and changed its name to PT Medco Energi Internasional Tbk in 2000. The company was founded in 1980 and is headquartered in Jakarta, Indonesia. PT Medco Energi Internasional Tbk operates as a subsidiary of Pt Medco Daya Abadi Lestari.