• Knife River acquired the assets of Donaldson Brothers Ready Mix, an aggregates-based ready-mix supplier in western Montana.
• Donaldson operates three aggregates sources with over 30 years of supply and runs a ready-mix plant.
• The acquired business also manufactures precast concrete products.
• The deal follows Knife River’s acquisitions of Morgan Asphalt in Salt Lake City and Sparrow Enterprises in Helena, Montana.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Knife River Corporation published the original content used to generate this news brief via Business Wire (Ref. ID: 20260323331830) on March 23, 2026, and is solely responsible for the information contained therein.