The Structural Engineering Department is made up of Engineers and CAD Technicians with more than seventy-five years of combined experience. Since 1990 Duffy Engineering and Associates has been offering professional structural engineering services for commercial, industrial and residential uses. Duffy Engineering is unique in that we focus on structural engineering.

Whether you need structural engineering work for new construction, remodeling, or renovation work, have confidence knowing our team of highly skilled engineers has the experience you need and the willingness to help with your project.

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Duffy Engineering & Associates, Inc. is a Structural, Engineering Design Firm located in St. Cloud, Minnesota, and primarily serves the central part of the state. As a full service, multi-disciplined consulting firm, Duffy Engineering builds lasting relationships with our clients by providing quality solutions and excellent service.

Chris

Sep 16, 2021

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Great service. Top notch professional engineering and customer service. Highly recommend for all structural related inquiries.

Lonnie Fluck

Mar 10, 2021

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Easy group to work with. Puts the customer first and takes care of their employees. Great place to call if you need structural engineering work done.

Barry Ross

Jun 21, 2020

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Stopped in for a quote last Monday (10 days now), and they still have not gotten back to me. They must not want any business. Find a different Engineering firm.

John Holt

May 24, 2020

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Great engineers and services. Residential, commercial, industrial. They can do it all, and at such reasonable prices.

Daniel Benjamin

May 23, 2018

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I've worked with Duffy on two separate occasions. They are unbelievably friendly, professional and flexible. Great experience! I highly recommend.