- Daewoo Corporation
 - Descon Engg. Ltd
 - Siemens Engg
 - Mustehkam Cement
 - SEFEC Engg
 - G.E. Supply Inc.
 - Power Construction of China Limited (SINOHYDRO GROUP LTD)
 - Runh Power Company Ltd. (China)
 - CMIIC 4 (China)
 - IFC.
 - Mech Tech
 - ICC
 - CMIC/HPCC
 - Petrosin Products
 - STAFA Co. (Turkey)
 - Marathon
 - PAFL
 - AMS Power
 - Tekser Co.
 - Bauer Pakistan
 - Habib Rafiq Ltd
 - Inter Globe
 - Hyundai Hidco-Hakas J/V
 - FFC
 - Associated Const. Ltd.
 - Izhar Group of Industries.
 - Gulf Power
 - Etimaad Engineering
 - Izhar Steel (Pvt) Ltd.
 - EKL
 - Maqbool Associates
 - Petrocon (Pvt) Ltd.
 - UCH Power Plant
 - Industrial Engineering
 - Rupali Group of Industries
 - ZKB
 - Reliable Engineering Services (Pvt) Ltd.
 - Power Construction Company (China)
 
