PT Merdeka Copper Gold Tbk engages in the mining business in Indonesia. It explores for gold, silver, copper, and other related minerals, as well as provides mining services. The company holds interests in the Tujuh Bukit Copper project; Pani Gold project; Wetar/Morowali Acid Iron Metal; Tujuh Bukit Gold project; nickel mining and refining assets; and Wetar Copper project. It also offers processing and trading services; operates in limestone excavation and lime industries; manufacturers battery components; owns and leases real estate; and mining support services. The company was formerly known as PT Merdeka Sera and changed its name to PT Merdeka Copper Gold Tbk in December 2014. The company was founded in 2012 and is headquartered in Jakarta, Indonesia.