Black Diamond Roofing vs TSP Roofing and Solar
East Bay Roofing Comparison · Updated January 2026
| Black Diamond Roofing | TSP Roofing and Solar | |
|---|---|---|
| Rating | ★ 4.0 | ★ 5.0 |
| Years Licensed | 11 years | 3 years |
| License # | 996268 | 1096233 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Concord, CA | Hercules, CA |
| Website | www.blackdiamondroofs.com | www.tsproofingandsolar.com |
Our Analysis
TSP Roofing and Solar is based in Hercules, also serving Contra Costa County, and has been licensed for 3 years with an active license status. It also carries workers’ compensation coverage and maintains a $25,000 bond. Customer descriptions emphasize a combined roofing and solar scope, including solar and battery installations, troubleshooting when systems go offline, and component replacements such as inverters. Reviews also mention coordination from planning through completion and attention to installation details, including electrical upgrades.
Side-by-side, both firms show similar baseline compliance indicators (active license, workers’ comp, bond), while their apparent focus differs: Black Diamond Roofing is framed around roofing services and HOA coordination, and TSP Roofing and Solar is framed around roofing plus solar and related electrical work.
Why choose Black Diamond Roofing?
- ✓ You want a Concord-based roofing contractor serving Contra Costa County, particularly for nearby residential or community-managed properties.
- ✓ HOA coordination is part of your project, and you prefer a contractor described as able to communicate and coordinate ongoing work with associations.
- ✓ You value a longer licensing history (11 years) alongside an active license, workers’ compensation coverage, and a $25,000 bond.
- ✓ You are comfortable with a process where an initial assessment may be followed by additional steps, such as returning with a separate proposal.
Why choose TSP Roofing and Solar?
- ✓ You want a contractor that combines roofing with solar-related work, including installs and troubleshooting for system issues.
- ✓ You prefer a Hercules-based provider serving Contra Costa County with an active license, workers’ compensation coverage, and a $25,000 bond.
- ✓ Your project may involve solar or battery installation timelines and scheduling coordination from planning through completion.
- ✓ You expect support for repairs and replacements tied to solar equipment (for example, inverters or components) and related electrical upgrades when needed.
Get a Quote
What do you need help with?
When do you need this done?
Where should we send quotes?
Confirm Submission
By submitting, you agree to be contacted by a licensed contractor.
Frequently Asked Questions
Yes. Both Black Diamond Roofing and TSP Roofing and Solar are listed as carrying workers’ compensation coverage and maintaining a $25,000 bond.
Black Diamond Roofing is based in Concord, and TSP Roofing and Solar is based in Hercules. Both are described as serving Contra Costa County, California.
TSP Roofing and Solar is described as working across roofing and solar projects, including solar or battery installs and troubleshooting for solar system issues.
Black Diamond Roofing is listed as licensed for 11 years, while TSP Roofing and Solar is listed as licensed for 3 years.
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.