Knife River Acquires Aggregates and Ready-Mix Business in Montana

BISMARCK, N.D.--(BUSINESS WIRE)--Knife River Corporation (NYSE: KNF) announced today that it has acquired the assets of Donaldson Brothers Ready Mix Inc., an aggregates-based ready-mix supplier in western Montana. This is Knife River's third acquisition in its Mountain Segment in 2026. Donaldson is a leading supplier of aggregates and ready-mix in the growing Bitterroot Valley, south of Missoula. In addition to three aggregates sources that provide the business with over 30 years of supply, Don.