Since 1978, the STI Group has been providing our customers diversified service capabilities for industrial capital construction, maintenance, piping spools, heavy structural steel & plate, sheet metal, modular, material processing, vessel fabrication, boiler & heater, exchangers, and related specialty services. We have been a dynamic partner committed to quality built on 40 years of expertise in contract manufacturing. Industries we have served include chemical refining, oil & gas, pulp & paper, and power generation. For more information, contact the STI Group today and speak with a representative.