Siam Steel Works Co.,Ltd. (SSW) established in 1983. SSW's offices and fabrication workshops are located in Samut Songkram province (Rama II Rd., Km 55) 

SSW is not only a fabricator but also an engineering firm for steel fabrication works. Therefore, SSW is in the position to undertake site survey, engineering design fabrication, and installation.

An extensive client base includes the cement industry, paper mills, sugar mills, water & wastewater treatment, and power plants.

Project teams of dedicated engineering specialists work from initial brief and concept, through to installation of all types of engineering structural steels i.e. Autoclaves, Boilers, Clarifiers, and Piping providing a continuous, project focused process.

Technical co-operatons with specialised firms on project terms or on long-term basis have also been included.

All relevant documentation compiled at each stage, ensuring clients are provided with a fully certified documentation package on completion of the project.