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TerraFirma are the local experts for all your basement waterproofing and foundation repair needs in Seattle, Portland, Tacoma and the nearby areas. Contact us today for a free quote!
We build infrastructure that delivers value for our clients, meets the unique challenges of complex construction problems, and enhances how people connect and thrive in our communities.
Your Expert Partner In The Work Zone, Roadway, and Event Safety.
Excellence in Utility and Heavy Civil Construction