Expert Waterproofing & Foundation Experts We provide our services throughout Seattle and surrounding areas. Please don't hesitate to reach out to us if you're experiencing basement water or foundation issues. We're here to help. Call For A Free Quote 505 793 2168 Resolve your waterproofing and masonry issues by choosing our expert services today. North West Construction & Waterproofing Solution Contact Details Portland: 505 793 2168 Seattle: 206 843 0279 northwestconstruction@gmail.com Office Address Seattle Office: 3131 Western Ave #419, Seattle, WA 98121 Oregon Office: 14110 SE McLoughlin, Milwaukie, OR 97267 Email Us Please prove you are human by selecting the heart.