Duininck Companies Email Format

ManufacturingMinnesota, United States11-50 Employees

Duininck Companies is a Willmar, Minnesota-based diversified family business with roots in Minnesota road construction dating back nearly a century. Through a combination of organic growth and acquisitions, it has developed a portfolio focused on water management, construction and materials, and real estate, with operations and locations across the United States. Now in its fourth generation, the group emphasizes its people, shared values, and ongoing growth. The company provides services that support infrastructure and development projects by integrating multiple capabilities under one umbrella.

The organization employs more than 1,000 people nationwide, reflecting its broad reach across industries and geographies. In late 2025, Duininck Companies engaged Brilliancypath to design and implement a dispatch solution tailored to its needs.

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