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 built infrastructure.

2010

February
PT Soe Makmur Resources was granted IUP production
PT Soe Makmur Resources started mining OP

November
PT Dwi Satria Jaya changed its name to PT SMR UTAMA

December
PT SMR UTAMA formalized 99.9% ownership of PT Soe Makmur Resources.

2011
Further increased production