Anggota PERTAMISI

PT. Anugerah Watu Rejeki

PT. Perkasa Parama Biliton

PT. Perkasa Parama Borneo

PT. Silica Minsources Jaya

PT. Hademineral Uluna Jaya

PT. Pandasa Minera Energindo

PT. Suna Beting Sentosa

PT. Sumberindo Makmur Silika

PT. Wijaya Silika Mining

PT. Pasir Alam Nusantara Jaya

PT. Karunia Hosana

PT. Kemilau Nusantara Mineralindo

PT. Minevesting Silica Groupa

PT. Indo Base Network

PT. Mitra Pelayaran Nusantara

PT. Catur Bintang Sejahtera

PT. Belitung Sand Mining

PT. Kurnia Mandiri Adi Perkasa

CV. Fajar Putih

PT. Bintang Mandiri Perkasa

PT. Timah Investasi Mineral

PT. Bintang Mandiri Pratama

PT. Silika Timur Abadi Lampung

PT. Mineral Heksagon Kuarsa

PT. Teluk Energi Baru

PT. Kepri Samudra Harapan

PT. Harum Bumi Kepri

PT. Duta Makin Jaya

PT. Maritim Energi Indonesia

PT. Kepri Samudra Harapan

PT. Sinar Harum Kepri

PT. Putra Asli Selpa

PT. Sunan Indo Gemilang
