Knife River Holding Co is an aggregates-led construction materials and contracting services provider. Its segments include Pacific, Northwest, Mountain, North Central, South, and Energy Services. Each geographic segment offers a vertically integrated suite of products and services, including aggregates, ready-mix concrete, asphalt, and contracting services, while the Energy Services segment, which has locations throughout the company's geographic footprint, produces and supplies liquid asphalt and related services, for use in asphalt road construction, and is a supplier to some of the other segments.