PT TBS Energi Utama Tbk, through its subsidiaries, engages in the coal mining, palm oil manufacturing, and power generation businesses in Indonesia and internationally. It owns interests in the Adimitra Baratama Nusantara mine covering an area of 2,990 hectares; the Trisensa Mineral Utama that covers an area of 3,414 hectares; and the Indomining mine covering an area of 683 hectares situated in Sangasanga, Kutai Kartanegara, East Kalimantan. The company also trades in coal; and wholesale and retail of vehicles. In addition, it has palm oil cultivation area totaling 8,633 hectares in Muara Jawa, Sangasanga, and Loa Janan District, Kutai Kartanegara Regency, East Kalimantan; and operates as an independent power producer. The company was formerly known as PT Toba Bara Sejahtra Tbk. The company was founded in 2007 and is headquartered in Jakarta, Indonesia. PT TBS Energi Utama Tbk is a subsidiary of Highland Strategic Holdings Pte. Ltd.