PT Resource Alam Indonesia Tbk, together with its subsidiaries, engages in the coal mining business in Indonesia and internationally. It operates through Coal, Electricity, Nickel Ore Trade, Mining Service, Property, and Others segments. The company offers high-pressure laminates (HPL) and decorative sheets; and mining and excavation support services. It also engages in the sale of melamine laminated particle boards; development and operation of mini hydro power plants; ownership, development, and management of residential, commercial, and retail spaces; excavation of quartz; leasing of mining machinery and equipment; electricity supply; wholesale of fuel solid, liquid gas, and other products; and trading, real estate, and industrial activities. The company exports its products. The company was formerly known as PT Kurnia Kapuas Utama Tbk and changed its name to PT Resource Alam Indonesia Tbk in December 2003. PT Resource Alam Indonesia Tbk was founded in 1981 and is headquartered in Jakarta Pusat, Indonesia.