Knife River - Angell Quarry is one of the leading aggregate, ready-mix sand, gravel and crushed stone producers in the . Since acquiring our first aggregate company in 1992, Knife River has become one of the most successful aggregateIf you need help with any project, contact Knife River today. We are here to serve you.

with materials, colors or formal plantings. Trees and mixed evergreens give residences, dining terraces, and other From Manhattan to Riverdale, our licensed arborists are ready to consult and design for residences, commercial in winter. We help reduce runoff into surrounding rivers by using trees to cool the air