Paragon Roofing vs Star Waterproofing and Roofing
East Bay Roofing Comparison · Updated January 2026
| Paragon Roofing | Star Waterproofing and Roofing | |
|---|---|---|
| Rating | ★ 4.9 | ★ 4.3 |
| Years Licensed | 3 years | 8 years |
| License # | 1100626 | 1036279 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Concord, CA | Walnut Creek, CA |
| Website | www.paragonroofco.com | www.starwaterproofingco.com |
Our Analysis
Star Waterproofing and Roofing is based in Walnut Creek (Contra Costa County) and has been licensed for 8 years with an active license. Customer feedback often highlights leak diagnosis, explanation of recommended repairs, and detailed estimates. Work described includes decks, balconies, and flat or low-slope roofs, including multi-unit and commercial buildings. Reviews also mention professionalism, timeliness, and protecting surrounding areas during construction, with some references to follow-up support after completion. A small number of customers report dissatisfaction related to communication or service experiences. Both companies list workers’ compensation coverage and a $25,000 bond.
Why choose Paragon Roofing?
- ✓ You want a contractor frequently hired for full or partial roof replacement and reroofing on residential and commercial properties.
- ✓ Your project may include related components (vents, decking, gutters, eaves, skylights) as part of the roofing scope.
- ✓ Permitting and final inspection coordination are important to you, as some customers report this was handled.
- ✓ You’re looking for a Concord-based company with customer-reported work performed across multiple Bay Area locations.
Why choose Star Waterproofing and Roofing?
- ✓ You need help diagnosing a leak and want clear explanations of recommended repair options.
- ✓ Your project involves waterproofing-related areas such as decks, balconies, or flat/low-slope roofs.
- ✓ You prefer a Walnut Creek-based contractor with customer-reported experience on multi-unit and commercial buildings.
- ✓ Follow-up support after completion matters to you, as some customers mention post-job responsiveness.
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Frequently Asked Questions
Yes. Both list workers’ compensation coverage and a $25,000 bond, and both have active license status in the provided data.
Paragon Roofing is commonly hired for roof replacement and reroofing projects, including full and partial replacements. Star Waterproofing and Roofing is often described as knowledgeable in diagnosing leaks and explaining repair recommendations.
Customer feedback for Star Waterproofing and Roofing specifically mentions completed work on decks, balconies, and flat or low-slope roofs. The provided Paragon Roofing information focuses more on roof replacement and related exterior components.
Paragon Roofing is based in Concord, and customer-mentioned locations include Walnut Creek, Moraga, Vallejo, Daly City, and San Francisco. Star Waterproofing and Roofing is based in Walnut Creek; additional service areas beyond its base are not listed in the provided data.
Other East Bay Roofing Comparisons
Data Sources: License information from California CSLB. Ratings and reviews from Google. Last verified January 13, 2026.
This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.