Rotochopper grinding solutions convert a wide range of feedstocks into premium end products with “Perfect In One Pass” simplicity.


Through our commitment to “Perfect In One Pass” equipment solutions, we continue to develop new innovations for challenging grinding applications.


Our factory-direct customer support team provides world-class service and expert guidance to keep your grinding operation running at peak performance.


Through our commitment to customer success, we lead the industry in innovation, developing several industry firsts, patented features, and unique machines.

Who We Are

We design, build, and support a compete line-up of horizontal grinders, wood chip processors, asphalt shingle grinders, and mobile bagging systems from a state-of-the-art manufacturing facility in St. Martin, Minnesota.

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Our People

We are an employee-owned (ESOP) manufacturer committed to our roots as a small Mid-western company. As a factory-direct company, we are uniquely invested in the success and satisfaction of each customer. We work directly with customers to develop innovations that create economic opportunities and environmental sustainability. We proudly maintain a reputation for world-class customer support.

Learn About Our History

What We Believe

We are proud of our unwavering commitment to the philosophy and founding principles that launched the Rotochopper brand of grinding equipment in 1990. We believe that waste materials are simply opportunities in need of the right equipment, knowledge, and support. We believe the greatest value we provide to our customers is found in our people, not just the technology we innovate.

Philosophy & Mission
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Ready to Learn More?

Check Out Our Equipment In Action

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