CAZ (Thailand) Public Company Limited provides construction-related services to petrochemical plants, oil refinery projects, power plant projects, and infrastructure projects in Thailand. It offers engineering, procurement, and construction services in the areas of civil work, building work, production and fabrication work of steel structure, piping work, mechanical work, electrical and instrument work, and scaffolding and painting work. The company also undertakes structure erection, piping fabrication and erection, equipment erection, and electric and instrument works, including pre-commissioning and commissioning; and civil and building construction works, including engineering works. In addition, it is involved in mechanical fabrication works, including structures, vessels, heat exchangers, and tanks. The company was incorporated in 2014 and is headquartered in Rayong, Thailand.