PT Medco Energi Internasional Tbk, an energy and natural resources company, explores for and produces oil and gas. The company operates 11 exploration and production blocks, 1 development block, and 4 exploration blocks in Natuna, Sumatra, Kalimantan, Java, and Sulawesi in Indonesia; and holds oil and gas assets in the Vietnam, Thailand, Oman, Libya, Yemen, Malaysia, Mexico, and Tanzania. It also engages in the power business; copper and gold mining operations in Sumbawa Island, Nusa Tenggara; and operation of compression station with three gas compressors and 10 pipeline facilities in Gunung Megang, South Sumatra. 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 is a subsidiary of PT Medco Daya Abadi Lestari.