About Us

Our Story

STL Roofing & Waterproofing is a family-owned and operated business serving both commercial and residential roofing needs in St. Louis Missouri. We have refined our expertise in roof coatings, restoration, replacement, re-roofing, repairs, maintenance, inspections, seem-less gutters and basement waterproofing.

Licensed, bonded & insured, we are leaders in Energy Efficient Coating Systems, Modified Bitumen, Composition Shingle, Rock, Built-up and more. We believe that long-term support cultivates long-term relationships and ultimately, long-term customers.

With STL Roofing & Waterproofing as your roofing contractor, you will enjoy the confidence of knowing you are receiving the finest materials, craftsmanship, and management team at the very best price.

Our Approach

We strive to provide the best quality workmanship and materials in the roofing industry, while ensuring the best customer service at competitive prices.

At STL Roofing & Waterproofing we educate our customers on the dos and don’ts of choosing a roofing contractor.  We realize that the roof you choose today will be with you for many years to come. Use STL Roofing & Waterproofing today and you can be certain that we will be there for you tomorrow.


Decades of roofing experience combined with a rich history of satisfied clients — STL Roofing & Waterproofing is certain that our management team will provide you with the highest quality customer service in the industry.


CEO & Founder

Yinan Zhao

Vice President

Nicholas Laffler 

Project Manager