About Us

Allied Waterproofing & Drainage, Inc. was originally founded in 1991.

We've been providing quality, cost-effective waterproofing and drainage solutions in the Pacific Northwest for well over two decades. And we continue to operate today with the same core values we established in our humble beginnings: Quality, Honesty, Integrity & Reliability.

These core values encompass everything we do, and shape the way that we do it. Our goal is to provide you with the most cost-effective solution to solve your drainage problem. By choosing Allied, you can rest assured that you have made a sound investment in your home because all of our work is guaranteed for an appropriate time period based on the scope of the project.

Our Commitment

We pride ourselves on being prompt and reliable, and continually strive to provide all of our customers with the personal attention they deserve. You can be sure that once we start on your project, we'll stay working on it until the job is finished and you are satisfied.

All of our work is designed and constructed with the highest degree of expertise and quality workmanship. Our crews have many years of experience installing all types of waterproofing and drainage solutions, and performing associated structural repairs. We have invested in the latest trenchless technology and equipment in order to do the best job possible, while also requiring the least amount of impact to your property and daily routine.

We look forward to an opportunity to provide you with an exceptional solution—one that solves the problem for good, and gives you peace-of-mind knowing that your home will stay dry all year round while also ensuring it is structurally sound.

Thank you,