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Leading Local Builders Since 1944
As one of Seattle’s largest contractors, Sellen has partnered with the leading firms in the Pacific Northwest since 1944, and we have been at the heart of the region’s amazing transformation.
Our purpose is to improve the lives of those around us — as builders, partners and neighbors.
We have been dedicated to building spaces that enable our clients to further their institutional missions for nearly 80 years, and we have a proven track record of helping our partners achieve their strategic initiatives on each project.
We offer our clients a wide range of services, including:
Access to the leading preconstruction teams in the region.
Cost estimating experts with decades of experience providing actionable, accurate cost data.
Innovative virtual design and construction (VDC) tools, including virtual reality and augmented reality.
A highly integrated, open-book project delivery process.
Tenured self-perform crews with decades of experience building projects large and small throughout the Puget Sound region.
Sustainability experts committed to reducing embodied carbon in the spaces we build.