Northwest Pipe Co. operates as a manufacturer of engineered steel pipe water systems in North America. The company is headquartered in Vancouver Washington, Washington and currently employs 1,312 full-time employees. The firm operates through two segments: Engineered Steel Pressure Pipe (SPP), and Precast Infrastructure and Engineered Systems (Precast). The SPP segment manufactures large-diameter, high-pressure steel pipeline systems for use in water infrastructure applications, which are primarily related to drinking water systems. These products are also used for hydroelectric power systems, wastewater systems, seismic resiliency, and other applications. The Precast segment manufactures stormwater and wastewater technology products, precast and reinforced concrete products, including manholes, box culverts, vaults, catch basins, pump lift stations, oil water separators, biofiltration, and other environmental and engineered solutions. The firm provides solution-based products for a range of markets under the ParkUSA, Geneva Pipe and Precast, Permalok, and Northwest Pipe Company lines.