PT Adaro Energy Tbk is an Indonesia-based company engaged in integrated coal mining through its subsidiaries. Its business activities include mining, barging, shiploading, dredging, port services, marketing and power generation. It produces thermal coal from its mining sites located in Kalimantan Selatan, Indonesia. Its coal is marketed under the brand name Envirocoal. Its subsdiaries include PT Alam Tri Abadi and PT Saptaindra Sejati.