PT Harum Energy Tbk is an Indonesia-based holding company. The Company’s businesses engaged in the mining of coal and minerals, as well as logistics and processing activities in East Kalimantan and North Maluku, Indonesia. It operates through three segments: the Mining sector, the Rental and service sector and Other sector. The Mining sector segment consists of coal and nickel mining, including general survey, exploration, exploitation and sales. The Rental and service sector segment consists of coal shipping and rental tugboat, and coal handling and hauling road services. The Other sector segment consists of the Company’s business sector, which is investing in coal and nickel mining, trading and services industries through its subsidiaries by Company. The Company’s subsidiaries include PT Mahakam Sumber Jaya (MSJ), PT Layar Lintas Jaya (LLJ), PT Santan Batubara (SB), Harum Energy Australia Ltd, Harum Energy Capital Ltd, PT Bumi Karunia Pertiwi and PT Karya Usaha Pertiwi.