In 2022, SLS Group through our sister company SLB enters quarry mining by acquiring several andesit mines in Palu and Mamuju and limestone mines in central and south-east Sulawesi. SLB target is to produce 3,6 million MT of limestone per annum and 2 million m3 of andesit per annum through our mines portfolio.

• PT. Sinar Mestika Nusantara (limestone)
• PT. Mineral Abadi Djojo (limestone)
• PT. Sasmaka Anugrah Alam (limestone)
• PT. Prima Morowali Sejahtera (limestone)
• CV. Ar di Sukses Mandiri (andesit)
• CV. Az Zahra (andesit)