Tri Valley Roofing vs Paragon Roofing
East Bay Roofing Comparison · Updated January 2026
| Tri Valley Roofing | Paragon Roofing | |
|---|---|---|
| Rating | ★ 5.0 | ★ 4.9 |
| Years Licensed | 3 years | 3 years |
| License # | 1100411 | 1100626 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Castro Valley, CA | Concord, CA |
| Website | www.trivalleyroofing.com | www.paragonroofco.com |
Our Analysis
In customer-described scope of work, both are associated with roof replacement projects and add-on components such as gutters and skylights. Tri Valley Roofing is additionally described as handling roof repairs and maintenance, solar tubes, and dry rot repairs, and customers mention the use of photos to document conditions and progress, including for insurance-related needs. Paragon Roofing is described as organized around roof replacement projects, with customers referencing gutters, vents, decking repairs, and skylight installation, as well as help with permits and coordination around inspections.
On execution themes, both are described as professional with timely scheduling and completion. Communication is a recurring theme for both; Paragon Roofing also has a small number of comments indicating communication can vary.
Why choose Tri Valley Roofing?
- ✓ You want a contractor based in Castro Valley (Alameda County) and described as serving the surrounding East Bay.
- ✓ Your project may include repairs/maintenance in addition to replacement, plus related items like gutters, skylights, solar tubes, or dry rot repairs.
- ✓ Photo documentation during the project is important to you, including for sharing with insurance.
- ✓ You value recurring customer mentions of responsive updates, attention to detail, cleanliness, and safety practices.
Why choose Paragon Roofing?
- ✓ You want a contractor based in Concord (Contra Costa County) for projects in that area.
- ✓ Your scope is centered on roof replacement with related components such as gutters, vents, decking repairs, and skylight installation.
- ✓ You want support that customers associate with permits and inspection coordination.
- ✓ You prioritize organized scheduling and crews arriving as planned, while noting that some customer comments indicate communication can vary.
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Frequently Asked Questions
Based on the provided data, both Tri Valley Roofing and Paragon Roofing have been licensed for 3 years, have active license status, carry workers’ compensation coverage, and hold a $25,000 bond.
Tri Valley Roofing is based in Castro Valley (Alameda County). Paragon Roofing is based in Concord (Contra Costa County).
Yes. Customer descriptions for both companies mention projects that include gutters and skylight work alongside roof replacement.
In the provided customer summary, Paragon Roofing is referenced as helping with permits and coordinating around inspections.
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.