- Imasco Pacific Mineral
- Steam Coal,Manganese Ore,Nickel Ore,Bauxite,Pen Mould,Pineapple Juice Concentrate,Pen, Coal, steam coal, Nickel Ore, manganese, .
- Address:Jln. Margomulyo 46 Blok B-51
- Centracorps Intercontinental
- Lead, Iron, Aluminum, Pyrite, Zinc, Manganese, Coal, Phospate, Silica, Quartz, Zircon, Ore, Concentrate, Ingot.
- Address:Jl. Pisangan Lama Iii No. 10
- Panca Mutiara Gemilang, PT.
- Manganese Concentrate,Cooper Concentrate,Nickel Concentrate.
- Address:Dewi Sartika 137
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