PT Kalimantan Prima Persada site PELH (Lahat)
PT Trimegah Bangun Persada Tbk
PT Semen Padang Tbk
PT Satria Bahana Sarana
PT Timah Tbk
PT Mifa Bersaudara
PT Golden Energy Mines Tbk
PT Cipta Kridatama – Area Sumatera (KIM & DMP Project)
PT Mustika Indah Permai
PT United Tractors Tbk.*