We complete residential and commercial projects including walking and roof decks, new basements, patios, planters, below-grade waterproofing and dampproofing, and traffic topping. 

When you choose Sound Waterproofers, you can look forward to peace of mind for years to come.  We help you save time, money and add value to your home.

QUALITY WORKMANSHIP GUARANTEE

Sound Waterproofers takes pride in offering the best warranties in the industry and the company’s dedicated team of waterproofers has the expertise to do the job right.   If you ever have concerns about your project, we will work closely with you to earn your complete satisfaction.

LEED GREEN ASSOCIATE

We also have the LEED Green Associate credential which demonstrates green building expertise.  The Green Building Certification Institute (GBCI) has created the LEED (Leadership in Energy and Environmental Design) Green Associate credential, which denotes knowledge of green design, construction, and operations.

LICENSED AND PROFESSIONAL

We are a licensed contractor in the state of Washington and a member of the Master Builders Association of King and Snohomish Counties.  Our Washington State Contractor license number is SOUNDWI*871NT