Black Diamond Roofing vs Paragon Roofing
East Bay Roofing Comparison · Updated January 2026
| Black Diamond Roofing | Paragon Roofing | |
|---|---|---|
| Rating | ★ 4.0 | ★ 4.9 |
| Years Licensed | 11 years | 3 years |
| License # | 996268 | 1100626 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Concord, CA | Concord, CA |
| Website | www.blackdiamondroofs.com | www.paragonroofco.com |
Our Analysis
Paragon Roofing is also listed with an active license, workers’ compensation coverage, and a $25,000 bond, and it has been licensed for 3 years. Customer feedback most often focuses on roof replacement projects and highlights organized scheduling, crews arriving as planned, and timely completion. Reviews frequently mention communication updates during the job and follow-through after completion. Customers also reference broader scopes such as gutters, vents, decking repairs, skylight installation, and assistance with permits and inspection coordination. A small number of comments suggest communication can vary, but the dominant theme is a smooth, reliably executed process.
Why choose Black Diamond Roofing?
- ✓ You want a Concord-based contractor with longer licensing tenure (11 years) and active status.
- ✓ Your project involves roofing services or repairs, including coordination through a homeowner association.
- ✓ You value punctuality and a problem-solving approach, based on recurring customer descriptions.
- ✓ You’re comfortable with a process where an initial assessment may be followed by a separate proposal step before work proceeds.
Why choose Paragon Roofing?
- ✓ Your project is a roof replacement where scheduling, on-time arrival, and timely completion are priorities.
- ✓ You may need related work bundled into the job (for example gutters, vents, decking repairs, or skylight installation).
- ✓ You want a contractor often noted for job updates, follow-through after completion, and end-of-job cleanup.
- ✓ Permit and inspection coordination support is important for your project planning.
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Frequently Asked Questions
Yes. Both Black Diamond Roofing and Paragon Roofing are listed as carrying workers’ compensation coverage and maintaining a $25,000 bond.
Black Diamond Roofing is listed as licensed for 11 years, while Paragon Roofing is listed as licensed for 3 years. Both have active license status.
Black Diamond Roofing is specifically described as working on roofing-related services and repairs, including projects coordinated through homeowner associations.
Paragon Roofing is frequently referenced in customer feedback for roof replacement projects and for handling related items such as gutters, vents, decking repairs, skylight installation, and coordination around permits and 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.