Smitech Engineering Pte Ltd (Punggol-Serangoon Pumping Station, PUB Project)
Singapore Refining Company Pte Ltd at Jurong Island
Megawatts Engineering Services Pte Ltd
CH2M Hill Singapore Pte Ltd
Total Automation Pte Ltd (Aramco Project)
Cyclect Electrical Engineering Pte Ltd
Global Process Systems Pte Ltd (FPSO Project)
Shering Plough Pte Ltd