Ching Chek Tan

HupSteel Ltd. engages in the provision of industrial hardware for oil and gas, chemical and petrochemical, energy, infrastructure, marine, and other industries. The company was founded by Boon Wan Lim, Boon Kee Lim, and Boon Hong Lim in 1941 and is headquartered in Singapore.

Jurong Cement Ltd. manufactures and supplies cement and premixed concrete. The firm invests in properties, owns and operates transportation and distribution facilities, warehouses, and storage terminal facilities. The company was founded in 1973 and is headquartered in Singapore.

Cal-Comp Precision (Singapore) Ltd. manufactures and distributes injection molded plastic precision parts. The company has grown to become a specialist manufacturer of high volume precision engineering plastic components. Combining the latest in molding technology and precision injection molding, robotics, process automation, secondary operations, assembly and innovative plant design. It is dedicated to providing manufacturing solutions for the company global customers in the Printing & Imaging, Electronics and Telecommunications and Healthcare industries. The company was founded in March 1993 by Quek Howe Sear Boone and is headquartered in Singapore.

Swissco Holdings Ltd. engages in the provision of oil and gas services through its subsidiaries. It offers drilling rigs, accommodation jackups, and vessel chartering services for the oil and gas industry. The company was founded by Ehe Chu Peng in 1979 and is headquartered in Singapore.

Greatearth Pte Ltd. operates as an investment holding company, which provides integrated mechanical and electrical engineering and construction services. It also offers property development services. The company was founded in 1912 and is headquartered in Singapore.