Top Rated Waterproofing Contractors Serving San Mateo, CA

If you really care about choosing a quality waterproofing contractor, we’re here for you. Here’s your access to the best waterproofing contractors serving San Mateo including 94403, 94404, 94401, 94402 and 94497. These waterproofers provide wet area waterproofing and waterproof membranes, and they also work on roof waterproofing, basement drainage and concrete waterproofing. For 22 years we’ve conducted the most accurate ratings and deepest research of local contractors, so you’ll be confident in choosing.

  • Last Updated Nov 20, 2023
  • 6,948 people sourced companies in Waterproofing
    553 Verified Waterproofing Customers Surveyed
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All Seasons Roofing & Waterproofing, Inc. has been serving the Greater Bay Area for more than 25 years and is one of the most well-established roofing...
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Main Services

Roofing - Commercial

Additional Services

Repair & Maintenance, Free Estimates, 24-Hour Emergency Hotline, Reroofing & New Installations, Sloped & Low Slope Roofs, Single-Ply, Fluid Applied, Metacrylics, Gutters, Skylights, Ventilation, Waterproofing Below & Above Grade, Pedestrian, Traffic & Deck Coatings


CertainTeed , Duro-Last , GAF , Owens Corning , Sika

Coverage Areas

The Greater Bay Area, San Francisco

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Established in 1987
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Emergency 24/7
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Residential & Commercial
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Free Quotes & Consultations
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Diamond Certified Waterproofing Contractors Serve These San Mateo ZIP Codes

94403, 94404, 94401, 94402, 94497

Diamond Certified Waterproofing Contractors In San Mateo

Diamond Certified waterproofing contractors serving San Mateo are rated an average of 4.3 out of 5 stars based on 215 reviews of 14 rated waterproofing contractors.
Diamond Certified waterproofing contractors in San Mateo Avg. Star Rating.

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San Mateo was founded in 1856, and today, your 101,525 neighbors enjoy dancing, creekside walks, oyster shucking, outdoor concerts and parks. San Mateans use Diamond Certified waterproofing contractors for waterproofing installations, basement sealing, waterproof coatings, basement waterproofing, foundation waterproofing, and more.

Frequently Asked Questions for Waterproofing in San Mateo, CA
Q: What are clients of Diamond Certified waterproofing contractors saying about contractors in San Mateo, CA?
A: Verified All Seasons Roofing & Waterproofing, Inc. Customer, one of 178
"That it was positive I didn't have any problems." -E.B.M.C.
All Survey Responses for All Seasons Roofing & Waterproofing, Inc.
Q: What are some of the most popular brands that Diamond Certified waterproofing contractors use when working with San Mateo residents?
A: Diamond Certified waterproofing contractors use top-quality brands like Quikrete, Henry, Gaco, Thompson's WaterSeal and Tufflex..
Q: What types of exterior waterproofing solutions do waterproofing contractors offer?
A: Waterproofing contractors offer a variety of waterproof membranes including sheet membranes, liquid membranes, cementitious membranes, and bituminous membranes. Sheet membranes are typically made from rubber, plastic, or synthetic materials and are physically bonded to the surface using a heat or adhesive process. Liquid membranes are applied as a liquid and dry to form a seamless, flexible, and water-resistant coating. Cementitious membranes are typically a mixture of cement and other waterproof materials and are often used in areas with high moisture content. Bituminous membranes, also known as asphalt waterproofing, are made from materials mixed with asphalt and offer high resistance to water and moisture.
Q: Can Diamond Certified waterproofing contractors work with Drylok products and similar items so I can get wet area waterproofing in San Mateo?
A: Yes, Diamond Certified waterproofing contractors can work with Drylok products and similar items for wet area waterproofing in San Mateo.
Q: What did people search for when they wanted to find the best quality waterproofing contractors in San Mateo?
A: Waterproof Coatings
Basement Drainage
Bathroom Waterproofing
Roof Waterproofing
Wet Area Waterproofing