PT. STM Tunggal Jaya started its business from 2008 as an equipment rental service provider under the name of PT. Multi Bahagia Bersama (MBB). And it started main mining service from 2010 after the establishment of PT. CMS Kaltim Utama. STM Group has provided total mining service for several companies in multi areas.

 

Year : 2008

  • 2008.05 Establish PT. Multi Bahagia Bersama (Equipment Rental)

Year : 2009

  • 2009.11 Establish PT. CMS Kaltim Utama (Coal Mining Service Contractor)

Year : 2010

  • 2010.01 Establish PT. STM Tunggal Jaya (Holding Company), PT. STM Coal Trading
  • 2010.01 Mining Contract with PT. MGE at Loa Kulu - Kutai Kartanegara, East Kalimantan
  • 2010.06 Mining Contract with PT. Cahaya Energi Mandiri (CEM) at Sungai Siring - Samarinda, East Kalimantan

Year : 2011

  • 2011.06 Mining Contract with PT. Wulu Bumi Sakti (WBS) at Samboja - Kutai Kartanegara, East Kalimantan

Year : 2012

  • 2012.04 Mining Contract with PT. Moriss at Muara Kaman - Kutai Kartanegara, East Kalimantan
  • 2012.09 Mining Contract for PT. Kedap Sayaaq at Melak - West Kutai, East Kalimantan
  • 2012.09 Rental Service for PT. Manggala Usaha Manunggal (MUM) at Melak - West Kutai, East Kalimantan

Year : 2013

  • 2013.01 Mining Contract for PT. Moriss at Selerong - Kutai Kartanegara, East Kalimantan
  • 2013.06 Full Operation Mining Contract for Koperasi Prima Mandiri at Samboja - Kutai Kartanegara, East Kalimantan
  • 2013.08 Mining Contract for PT. Nuansacipta Coal Investment (NCI) at Palaran - Samarinda, East Kalimantan
  • 2013.11 Mining Contract for PT. Insani Bara Perkasa (IBP) at Separi - Kutai Kartanegara, East Kalimantan.

Year : 2014

  • 2014.05 Purchase mining concession PT. Cahaya Energi Mandiri (CEM) - Samarinda, East Kalimantan
  • 2014.05 Investment Contract with LS Networks (Korea)
  • 2014.11 Mining Contract for CV. Mahaka Indra Jaya

Year : 2015

  • 2015.01 Joint Venture with LS Networks (Korea)
  • 2015.07 MOU Contract for Malinau Project - North Kalimantan