Knife River – Western Oregon Division (formerly Morse Bros., Inc.) is recognized locally and nationally as one of Oregon's leading providers of aggregate based services. We are one of this state's largest suppliers of aggregates, asphaltic concrete, ready-mix concrete, prestress concrete, and light grading and paving contracting services. Knife River – Western Oregon services its customers from more than 29 locations up and down the I-5 corridor, from Deer Island to Eugene.