We are one of the largest construction materials and contracting companies in the United States, a status we have achieved through the hard work of our 4,800 team members and the loyalty of our many customers.

As part of our commitment to our employees and our customers, we adhere to our Core Values of People, Safety, Quality and Environmental Compliance.

Knife River is a Top 10 aggregate producer in the United States, and is one of only three companies on that list to be American-owned and operated. We are committed to our values and proud of our American heritage.