Top Rated Waterproofing Contractors Serving Los Angeles County, CA
Last Updated Feb 18, 2025
627 Review Ratings and 15 Waterproofing Evaluated.
These companies have passed our Preliminary 5-step rating process.
Ocean Seven Roofing
Services
Roofing, Waterproofing, Insulation Installation
Coverage Areas
Van Nuys Area, Agua Dulce Area
- 15155 Stagg St Unit 2 Van Nuys, CA 91405
Capital Deck & Stair Waterproofing
Services
Waterproofing, Flooring, Decks & Railing
Coverage Areas
Encino Area, Chatsworth Area
- 16000 Ventura Blvd Ste 1103 Encino, CA 91436
These companies have earned our Pre-Qualified Rating. Learn more about our 5-step process.
Rating Step 1 = Stars
Meet or exceed a
ONE AllRatings star score of 4.5.
Indicates the final super-composite calculation of all reviews scores from all sources, optimized for accuracy and recency.
Read ONE AllRatings methodologyRating Step 2 = License
Verified active and in good standing (when required).
State license bureau data is accessed and analyzed.
Rating Step 3 = Background
Satisfactory status.
Internet searches were performed seeking disqualifying information on each company.
Rating Step 4 = Complaints
Satisfactory status.
Complaint bureau records have been searched seeking disqualifying information on each company.
Search Better Business BureauRating Step 5 = Specialist
Satisfactory status.
Our research specialist verifies all ratings steps have been passed and creates a final report and profile.
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