PT SINAR TERANG MANDIRI Tbk engages in the mining activities in Indonesia. It operates through Mining Service and Construction Service segments. The company offers mine planning, mining infrastructure construction, and integrated logistics, including hauling, barging, and transshipment services. It also provides stone crushing and paving production services. The company was founded in 2004 and is based in Jakarta Selatan, Indonesia. PT SINAR TERANG MANDIRI Tbk operates as a subsidiary of PT Mitra Berkarya Sukses Selalu.