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Expansion into Nebraska and Iowa Enhances Service Area and Product Offerings

PLATTE, S.D. (January 9, 2024)– Today, Summit Contracting, a South Dakota leader in the construction of farm and grain systems, is pleased to announce the completed acquisition of Nebraska-based Petersen Ag Systems. Effective January 1, 2024, this marks a substantial expansion of Summit Contracting’s service areas and product lines into Norfolk and Osmond, Nebraska, and Onawa, Iowa.

Tyler Samuelson, CEO of Summit Contracting, has a deep respect for Petersen Ag Systems' legacy. "We are sincerely grateful for the opportunity to join with Petersen Ag Systems. Their esteemed reputation, dedication to quality, and customer-oriented approach resonate deeply with our core values at Summit Contracting. Our united focus is on fostering strong customer relationships, nurturing our team’s well-being, and constructing durable, high-quality farm structures that withstand the test of time," Samuelson states.

Petersen Ag Systems, which holds a rich and respected history dating back to 1937, will undergo a rebranding to embrace its new identity as part of Summit Contracting. This transition represents not just a change in name, but a continuation of a legacy built on service, reliability, and quality.

Henry Aschoff, President of Petersen Ag Systems, kindly shared his confidence in Summit Contracting's ability to honor and elevate the legacy that Petersen Ag Systems has established. “In Summit Contracting, we’ve found a partner that mirrors our commitment to customer satisfaction and exceptional service. Their family-oriented approach promises a bright future for our employees, customers, and the communities we serve,” Aschoff noted.

From left: Summit Contracting President Jerad Hutchens, Petersen Ag Systems President Henry Aschoff and wife Gloria Aschoff, and Summit Contracting CEO Tyler Samuelson.



Since its founding in 2009, Summit Contracting has experienced growth, adding locations in Brookings and Pierre, South Dakota, as well as Seward, Nebraska, and Sioux Center, Iowa. This expansion further diversifies Summit’s product offerings, introducing new capabilities like seed treaters and center-pivot irrigation systems, with a promise to uphold the high standards Petersen Ag Systems’ customers are accustomed to.

“We are devoted to maintaining the high standards of product and service quality that Petersen Ag Systems customers have trusted over the years,” Samuelson added. “We view this acquisition as a privilege, bringing together two families of employees and customers. It's a step towards new possibilities for our combined workforce, our loyal customers, and our companies.”

About Petersen Ag Systems

Built upon a legacy of service and reliability, Petersen Ag Systems has been faithfully serving their customers with the best service and quality products for many years.

The business was founded 1937 as LF Petersen Trucking by Loyal Petersen in Osmond, Nebraska. His son Gerald joined the company, and it became Petersen & Son, Inc. Robert Steele and James Fritz purchased the business in 1993, renaming it Petersen Agri Sales, Inc. and expanded the business to include a location in Norfolk, Nebraska in 1997. Henry Aschoff and Keith Wiehn took ownership in 2000, maintaining the trusted Petersen name as Petersen Ag Systems, Inc. Under their direction, the company further expanded to include a location in Onawa, Iowa. In January 2021, Henry Aschoff became the sole owner.

Petersen Ag Systems, Inc. continues their promise of service, reliability and quality.

About Summit Contracting

Founded in 2009, by Tyler and Katy Samuelson, Summit Contracting is a full-service on-farm construction company with specialized crews and support staff who focus on their area of expertise. They specialize in building premium grain systems, post-frame and metal buildings, and livestock confinements. From beginning the project in drafting/estimating to self-performing and managing each of our projects through completion, it is our goal to build lasting relationships with our customers and provide them with quality products they can be proud of for generations. Dedicated every day from dawn to dusk, Summit Contracting strives to emulate the farmer’s work ethic in every project, no matter how big or how small. The Future of Ag is Building. To learn more about Summit Contracting visit www.BuildSummit.com.

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Media Contact

Sonya Moller, Brand + Marketing

Phone: 605.337.2841

Email: sonya@bouwensfc.com