Heater Specialist

HSI LLC is a fully integrated, single-source manufacturer specializing in pressure vessels, refractory-lined vessels, and process equipment. The company serves the oil refining, chemical process, power generation, and incineration industries, offering comprehensive solutions from engineering and fabrication to industrial coating and refractory installation. With 342,000 sq. ft. of indoor space and 100 acres of outdoor assembly space, HSI LLC provides custom-fabricated solutions for projects of any size and scope. Their in-house capabilities include design, engineering, detailing, and advanced robotic cutting and welding, ensuring high quality and timely delivery. HSI LLC also provides transportation services, delivering projects worldwide by truck, barge, or rail.