Building Community

Ainsworth-Benning is a premier commercial general contractor serving South Dakota, Wyoming, North Dakota, Montana and Nebraska for over 55 years. Our company’s greatest assets are our clients and our people. Without both, we would not exist.

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Our Clients

South Dakota Science and Technology Authority
Davis Campus Underground

Our People

Carlos Erickson
14 years

Safety

April 21, 2014 / Safety Management Group

As energy efficiency, the desire to reduce “greenhouse gases,” and a growing concern...

April 21, 2014 / OSHA

Every year, thousands of workers become sick from exposure to heat, and some even...

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August 07, 2014

We are honored to be part of this significant project for Regional Health and the Spearfish...

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August 05, 2014

The first of the concrete piers for the Sanford Lab Homestake Visitor Center deep foundation system...

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July 25, 2014

Ainsworth-Benning is proud that one of our own volunteered to help a stranger in need...way to go...

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July 08, 2014

Demolition has started on the Homestake Gold Mine Visitor Center...stay tuned for updates.

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