Atlas Supply, Inc.

We are a 100-year old construction material wholesaler of specialty building products for construction and industry. We opened our Mountlake Terrace location in 2017. We stock a wide variety of technically advanced products including engineered sealants, repellents and coatings, concrete repair systems, above grade and below grade waterproofing materials, and firestopping systems. Take advantage of our experience to help you from beginning to end of your project and beyond. Our customer services include product specification assistance, on-site product support and on-site project review. Call or visit us today!