Committed To
Service With Integrity

Our family of companies is eager to serve our customer needs. We’re committed to business relationships hallmarked with integrity, reliability, and responsiveness that’s felt throughout our portfolio.

Our family of companies is eager to serve our customer needs. We’re committed to business relationship hallmarked with integrity, reliability, and responsiveness that’s felt throughout our portfolio.

Water Management

Prinsco

Water Management

Water management solutions company headquartered in Willmar, Minnesota, with locations throughout the United States. Serving agricultural, residential, stormwater, and onsite market segments.  Our values of Relationships, Hard work, Integrity, and Humility are the foundation of who we are.

Construction & Materials

Duininck

Construction & Materials

Heavy civil construction serving public works, government, commercial, and residential market segments. Services and capabilities in aggregate material, grading, paving, engineering, site preparation, underground utilities, and more. Headquarter locations in Minnesota and Texas enable us to leverage resources, while meeting the technical challenges of customers in the Midwest and Southern regions of the United States.

Duininck Golf

Construction & Materials

Golf course renovation, construction, and restoration services for privately owned golf clubs. Headquarter locations in Delano, Minnesota, and Atlanta, Georgia. Our projects have included work on golden-age courses by Donald Ross, Seth Raynor, A.W. Tillinghast and Willie Park, Jr.

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Duininck Concrete

Construction & Materials

Quality aggregates, ready mix, and construction supply products – serving commercial, residential, agricultural, and public infrastructure markets. Headquartered in Willmar, Minnesota, with locations throughout Minnesota.

Real Estate

Hart Ranch Golf Club

Real Estate

Voted the #1 Public Golf Course in South Dakota by Golfweek Magazine. Nestled in the foothills of the Black Hills, Hart Ranch Golf Club offers a challenging and fun golf experience with service and course conditions that are consistently Best In Class.

Hart Ranch Development Company

Real Estate

Since 1983, Hart Ranch Development Company has developed and sold ranchette property, the Hart Ranch Campground, and 150+ residential lots that surround Hart Ranch Golf Club.  The company also owns and operates the water and sewer system that services the Hart Ranch Valley.

Duininck Development

Real Estate

Duininck Development primarily holds Waterview Business Park – approximately 25 acres of commercial and multi-family sites on the south side of Willmar, Minnesota. The sites are stubbed for city sewer and water. To maximize the use of available sites, stormwater requirements are incorporated into the established regional ponds.

Let us know how we can serve you. We’d love to hear your questions and start a conversation.

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