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2003
PT Dwi Satria Jaya was established as an investment company.
2008
PT Soe Makmur Resources was established and started exploration.
2009
PT Soe Makmur Resources was granted IUP exploration. PT Soe Makmur Resources commenced built infrastructure.
2010
February PT Soe Makmur Resources was granted IUP production PT Soe Makmur Resources started mining operation
November PT Dwi Satria Jaya changed its name to PT SMR UTAMA
December PT SMR UTAMA Tbk formalized 99.9% ownership of PT Soe Makmur Resources.
2011
Further exploration & expansion of production.
2014
August PT SMR Utama Tbk acquired 99.99% ownership of PT Ricobana
December PT SMR Utama Tbk sold its whole ownership in PT Soe Makmur Resources PT SMR Utama Tbk sold its whole ownership in PT Transentra Nusantara .