CSC Holdings Limited, an investment holding company, provides foundation and geotechnical, and ground engineering solutions in Singapore, Malaysia, India, Thailand, the Philippines, Vietnam, and internationally. It operates through two segments: Foundation and Geotechnical Engineering, and Sales and Lease of Equipment. The company offers civil engineering, piling, soil investigation, land surveying, and other related services. It also engages in the construction and installation of diaphragm walls, large diameter bored piles, secant piles, driven piles, barrette piles, jack-in piles, micro piles, and pile load tests.