PS Construction Co., Ltd.

PS Construction Co., Ltd. is a Japan-based civil engineering and building construction company established in 1952, renowned as a pioneer in prestressed concrete (PC) technologies. The firm specializes in planning, design, contracting, and management of infrastructure projects through its Civil Engineering segment, which includes precast segment bridges, composite truss bridges, marine structures, PC confined piers, and H-shaped PC piles. Its Building Construction segment focuses on architectural projects and seismic retrofitting using prestressed, precast, and precast prestressed concrete. A standout feature is the proprietary PCaPC technology, which fabricates structural components off-site for superior earthquake resistance, durability, shortened construction timelines, reduced environmental impact, and enhanced spatial flexibility. PS Construction Co., Ltd. also manufactures and sells PC products like JIS girders, PC deck slabs, beams, columns, and floors, alongside real estate, machinery leasing, and insurance agency services. Headquartered in Minato-ku, Tokyo, with approximately 1,615 employees, the company maintains a strong presence in Japan's competitive construction sector as a leading PC general contractor.