M.C.S. Steel Public Company Limited is a manufacturer and distributor of structural steel products primarily for the construction sector, serving both the Thai domestic market and international clientele. The company's activities include the fabrication of steel structures for a variety of applications, such as buildings, power generation facilities, bridges, and other general steel works. Furthermore, it expands its operations into welder training, real estate investments, and the provision of engineering and design consultancy, along with supplying necessary parts. Established in 1992 as M.C.S. HOKOKU CO., LTD., the company changed its name to M.C.S. Steel Public Company Limited in 2001 and is based in Ayutthaya, Thailand.