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Steel Buildings

Best paint in the industry. Deepest rib steel. Longest-lasting roofs.

Seppanen Contracting, Inc. creates Butler Steel Buildings in South Dakota and surrounding areas. These steel buildings are pre-engineered metal buildings that are an efficient way to construct a building in a shorter time frame, while still maintaining superior quality.

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We can create your steel building using Butler Steel!

They boast top-notch materials and a flexible system, which allows us to achieve any type of building you can dream up. The materials resist harsh weather, are energy efficient, low maintenance, and guarantee a long-life for your building. 

So, what can we do for you?

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Rural Buildings

Butler Steel rural buildings are designed to work for you. SCI will help you size and select a structure that will fit both your needs and your budget. 

Dairy Barns

Shop Buildings

Hay Sheds

Horse Barns


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Commercial Buildings

Let SCI help you determine the right location and size of units to get the best return on your money.

Warehouse Facilities

Storage Units

Mechanical Shops



And more!

Why Butler Steel?

There is no reason to settle for anything less than the exact building you need...regardless of your size or type of operation. Butler Steel offers the best paint in the industry, the deepest rib steel, and has the longest-lasting roofs out there. 

Put your trust in us.

Don’t trust your foundation work to just anyone. Trust our experienced crew at Seppanen’s Contracting!

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