Innovation Roofing System vs Black Diamond Roofing
East Bay Roofing Comparison · Updated January 2026
| Innovation Roofing System | Black Diamond Roofing | |
|---|---|---|
| Rating | ★ 5.0 | ★ 4.0 |
| Years Licensed | 6 years | 11 years |
| License # | 1063172 | 996268 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Antioch, CA | Concord, CA |
| Website | innovationroofingsystems.com | www.blackdiamondroofs.com |
Our Analysis
Innovation Roofing System is based in Antioch and has been licensed for 6 years. Its described service flow includes on-site consultation, project planning, completion, and a final inspection, with an emphasis on communicating roofing needs and scope. Customer feedback themes for Innovation Roofing System focus on being professional and organized, arriving on time, working efficiently, and providing clear explanations from consultation through final inspection.
Black Diamond Roofing is based in Concord and has been licensed for 11 years. Customer feedback themes describe professionalism and punctuality, along with communication and coordination that can support ongoing work for HOA communities. Reviews also note that some jobs may include additional steps, such as returning with a separate proposal after an initial assessment, and the overall feedback is mixed, with both positive and less positive service outcomes mentioned.
Why choose Innovation Roofing System?
- ✓ You want a contractor based in Antioch, which may be convenient for projects in and around that area of Contra Costa County.
- ✓ You value a defined process that includes consultation, planning, completion, and a final inspection.
- ✓ You prefer frequent explanations and clarity on roofing needs and project details during the job.
- ✓ You are looking for a licensed contractor with workers’ compensation coverage and a $25,000 bond, as listed.
Why choose Black Diamond Roofing?
- ✓ You want a contractor based in Concord, which may better fit projects closer to central Contra Costa County.
- ✓ You prefer a company with a longer licensing history (11 years) while still maintaining an active status.
- ✓ You need coordination and communication that can support ongoing or community-based work such as HOA-related projects.
- ✓ You are comfortable with a process that may include an initial assessment followed by a separate proposal step before work proceeds.
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Frequently Asked Questions
Yes. Both Innovation Roofing System and Black Diamond Roofing list an active license status and workers’ compensation coverage.
Yes. Each company lists a $25,000 bond.
Innovation Roofing System is based in Antioch, and Black Diamond Roofing is based in Concord.
Innovation Roofing System is described as following a consultation-to-final-inspection flow with clear explanations. Black Diamond Roofing feedback notes professionalism and coordination, and also mentions that some jobs may involve returning with a separate proposal after an initial assessment.
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.