CSI Construction
ConstructionOregon, United States51-200 Employees
CSI Construction is a general contractor operating across the Western United States, with offices in Portland, Oregon; Colorado Springs, Colorado; and Irvine, California. It undertakes a range of building projects and has been recognized for its work in mixed-use development. The firm has also partnered on grocery-store projects, including work for Sprouts Farmers Market. Based in Portland, the company is positioned as a mid-sized contractor serving owners and developers across the western region. It has earned industry recognition, including a ranking on ENR's 2025 Top Mixed-use Contractors list and placement in BD+C's Giants 400. In 2024, CSI Construction expanded its Denver footprint with a new facility and initiated Milepost Phase II in Denver.