PT Gunbuster Nickel Industry (GNI) have it’s headquarter in Jakarta and a branch office in North Morowali. Operating in industrial area of Stardust Industrial Park in Bunta Village, Petasia Timur, North Morowali. The company focuses on smelting of nickel ore. GNI's Head Office is located at Indonesia Stock Exchange, Sudirman Central Business District (SCBD).