Clean Roofing vs Diamond Ridge Roofing Systems
South Bay Roofing Comparison · Updated January 2026
| Clean Roofing | Diamond Ridge Roofing Systems | |
|---|---|---|
| Rating | ★ 4.4 | ★ 4.8 |
| Years Licensed | 8 years | 2 years |
| License # | 1034462 | 1109532 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | San Jose, CA | San Jose, CA |
| Website | cleanroofing.com | www.diamondridgeroofingsystems.com |
Our Analysis
In terms of work types mentioned in customer feedback, Clean Roofing is associated with full roof replacements, re-roofing, repairs, gutter installation, and specialty installations including metal roofing and Tesla roof projects. Clean Roofing feedback also mentions planning around solar installations, including coordination through a sister company (Clean Solar). Diamond Ridge Roofing Systems is similarly associated with roof replacements and repairs, gutters, and coordination with third parties such as solar providers.
Across customer feedback themes, both companies are described as communicating clearly and completing projects on schedule in many cases, with notes about professionalism and efficiency. Both also have some customer comments indicating experiences can vary: Clean Roofing feedback includes some dissatisfaction with professionalism or overall experience, while Diamond Ridge feedback includes some concerns about reliability and jobsite cleanliness.
Why choose Clean Roofing?
- ✓ You want a contractor with longer licensure history in the provided data (8 years licensed) and an active license status.
- ✓ Your project may involve specialty roofing mentioned in feedback, such as metal roofing or Tesla roof installations.
- ✓ You want roofing work that may be planned alongside solar, with reviews referencing coordination through a sister company (Clean Solar).
- ✓ You value process details noted in feedback, such as explanations during estimating, scheduling coordination, and end-of-day cleanup, while keeping in mind that some experiences reported vary by project.
Why choose Diamond Ridge Roofing Systems?
- ✓ You prefer a contractor with an active license and the same listed compliance items (workers’ compensation and a $25,000 bond) while having fewer years licensed in the provided data (2 years).
- ✓ Your needs include roof replacements or repairs, and potentially gutter-related work, which are referenced in customer feedback.
- ✓ You expect structured communication, including regular updates and detailed explanations, which are commonly mentioned in the feedback summary.
- ✓ You may need coordination with third parties (such as solar providers), while noting that some customers report variability related to reliability and jobsite cleanliness.
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 are listed as located in San Jose and serving customers in Santa Clara County, California.
Both are listed with active license status and workers’ compensation coverage. Each also lists a $25,000 bond.
Clean Roofing is listed as licensed for 8 years, while Diamond Ridge Roofing Systems is listed as licensed for 2 years.
Customer feedback for Clean Roofing mentions coordination with solar-related work through a sister company, Clean Solar. Diamond Ridge Roofing Systems feedback mentions coordination with third parties such as solar providers.
Other South 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.