An Employee Owned Company

What can EPS build for you?

EPS offers a complete line of residential, agricultural, commercial and USDA food grade buildings designed to fit your individual needs. Select the one of the building types below and see what EPS can do for you.

Simply Better Buildings it’s that simple

EPS is a recognized leader as a manufacturer of pre-engineered buildings which are custom designed to fit your needs and then built for you by our network of professional builders.

Energy Panel Structures manufactures pre-engineered building components designed for post frame construction, structural insulated panels and refrigerated and freezer structures.

With an independent dealer network of over 400 professional builders, EPS serves all of the U.S. except for the far west and southwest states. EPS is headquartered in Graettinger, Iowa with additional manufacturing locations in Perryville, Missouri and Clyde, New York. We are an employee-owned company and have been manufacturing superior building components since 1981.



EPS’ experienced engineers proposed slight changes to our building design that made the end product better than we ever expected it to be.

Valued Customer
Tipton, Iowa

The Shouse

The commute to work from home is just a short inside walk when you combine a workshop with your new home.

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SIPs vs. Stick Built

The biggest benefit of building with Structural Insulated Panels versus a stick built home is energy efficiency. Typical homes have so many leaks, it's like having a window open all the time, winter and summer.

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Introduction to EPS SIPs