Seafco Public Company Limited, together with its subsidiaries, engages in the construction of foundation and general public works in Thailand and internationally. The company offers bored piling services, such as small and large diameter bored piling; rectangular, L shape, and T shape barrette piling services; and diaphragm walling services for deep basements, underpass tunnels, deep shafts, MRTA subway stations, and cut and cover tunnels. It also undertakes ground improvement works, including soil improvement, deep mixing, and jet grouting for embankment foundations of highways, canals, riverbanks, tunnel openings, etc., as well as provision of vertical drain installation services. Seafco Public Company Limited was incorporated in 1974 and is headquartered in Bangkok, Thailand.