Environmental Roofing & Waterproofing

About Us

Environmental Roofing & Waterproofing (ERW) has been a trusted provider of industrial and commercial roofing solutions across the San Francisco Bay Area and Sacramento region for over 30 years. We specialize in eco-friendly, high-performance roofing, including fluid-applied systems, TPO, metal roof coatings, flat and sloped roof installations, repairs, maintenance, inspections, and waterproofing.

Our Cool Roofs meet California’s sustainability standards, ensuring energy efficiency and regulatory compliance. With direct owner involvement and a hands-on approach, we deliver personalized solutions designed to protect and extend the life of your roof.

Serving the greater Bay Area—including Gilroy, San Francisco, Oakland, and Sacramento—ERW is committed to sustainable, long-lasting roofing solutions. Contact us today to learn how we can safeguard your building with expert care.