PT Harum Energy Tbk, together with its subsidiaries, engages in coal mining and logistics activities in Indonesia. It operates through three segments: Coal Mining Sectors, Rental and Service Sectors, and Other Sectors. The Coal Mining Sectors division is involved in the general survey, exploration, exploitation, transportation, processing, and sale of coal. The Rental and Service Sectors division engages in the coal shipping and rental of tugboats and barges, as well as provides coal handling and hauling road services. The Other Sectors division invests in coal mining, trading, and services businesses. It also exports its products to China, South Korea, Japan, Taiwan, Hong Kong, India, Bangladesh, Thailand, the Philippines, Singapore, and Vietnam. The company was formerly known as PT Asia Antrasit and changed its name to PT Harum Energy Tbk in November 2007. The company was incorporated in 1995 and is headquartered in Jakarta Pusat, Indonesia. PT Harum Energy Tbk operates as a subsidiary of PT Karunia Bara Perkasa.