About Safety Employment Contact OVER 105 YEARS OF EXCELLENCE CONCRETE SILOS CONCRETE CHIMNEYS STEEL STACKS INSPECTIONS Nationally Recognized Leader Hoffmann, Inc. is a nationally recognized leader of cast-in-place, reinforced concrete storage silos, industrial concrete chimneys, and steel stacks. Read More Concrete Silos Concrete silos are designed and constructed to store many types of products. Our concrete silos are offered for individual or multiple installations featuring several types of loading/unloading systems Learn More Concrete Chimneys Concrete chimneys are designed and constructed as tapered or plumb for specific project requirements with various types of liners. Learn More Steel Stacks Steel stacks may be supplied in a large variety of configurations. Design, fabrication and erection services are offered for any size of steel stack required for domestic use or export. Learn More Engineering and Design/Inspections Hoffmann’s Design/Build Team consists of in-house registered professional engineers and design technicians who have specialized experience in the design of concrete silos, industrial concrete chimneys and steel stacks. We offer practical design ideas that can improve the productivity of your facility. Class I, II, and III are written reports and will include recommendations for the next appropriate inspection type and schedule. Learn More Job Openings Assistant Project Manager - Position Filled 5/14/21 Construction Superintendent - posted 2/5/21 Events GEAPS 2021 BOOTH - 708 Columbus, Ohio August 6-9, 2021 Learn More About Safety Employment Contact (563) 263-4733 Products & Services Concrete Chimneys Concrete Silos Steel Stacks Inspections Divisions of Hoffmann, Inc. SILOS/CHIMNEYS/STEEL STACKS STEEL FABRICATION HOFFMANN INDUSTRIAL SERVICES WOLF MATERIAL HANDLING SYSTEMS AIROFLEX EQUIPMENT Terms of Use Privacy Policy Copyright © 2021 Hoffmann, Inc.. All Rights Reserved. Site Design • Open Sky Web Studio • Log in