Sierra Pacific Industries

About Us

Sierra Pacific Industries (SPI) is a third generation, family-owned forest products company. With the 2021 purchase of Oregon-based Seneca companies, SPI is now proud to operate in Oregon, California, Washington, and Wisconsin, continuing their world-class legacy of sustainable forest management and forward-looking investments in the manufacturing of renewable building products. The company produces lumber, millwork, windows and renewable energy. SPI is committed to managing its lands responsibly and sustainably, providing for clean water, clean air, wildlife habitat, jobs, and renewable wood products and energy. In Oregon, the Sierra Pacific Industries operations include four sawmills, biomass cogeneration energy generation and 177,000 acres of timberlands primarily in Lane and Douglas counties.