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  • Unisource
    Unisource
    425-204-6200
    20213 89th Ave. S., 98031  Kent

    We are registered in all 50 states and offer Structural Engineering and drafting services for structures of any size up to 4 stories. No job is to large or too small. If you would like for us to discuss a project with you please fill out the contact form. If possible include electronic copies of th…

  • Staaleson Engineering PC
    Staaleson Engineering PC
    (253) 520-0388
    25336 170th Pl SE, 98042  Kent