Bayside Roofing vs Williams Roofing
East Bay Roofing Comparison · Updated January 2026
| Bayside Roofing | Williams Roofing | |
|---|---|---|
| Rating | ★ 1.0 | ★ 4.6 |
| Years Licensed | 16 years | 32 years |
| License # | 939666 | 687391 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Castro Valley, CA | Fremont, CA |
| Website | baysideroofing.org | williamsroofing.net |
Our Analysis
Key differences start with tenure and location. Bayside Roofing operates from Castro Valley and has been licensed for 16 years, while Williams Roofing operates from Fremont and has been licensed for 32 years. Both are in Alameda County, which may be convenient for nearby communities.
Customer feedback themes differ between the two. For Bayside Roofing, the provided summary describes a customer reporting dissatisfaction with professionalism and communication, including difficulty getting responses after payment when following up about a reported roof leak. For Williams Roofing, the provided summary describes customers frequently noting responsiveness and professionalism from initial contact through completion, with mentions of timely scheduling, clear communication, and work meeting expectations. The Williams Roofing summary also references roof repairs and full replacements, including addressing leaks and completing projects as promised, along with comments about not pushing unnecessary work and offering fair pricing.
Why choose Bayside Roofing?
- ✓ Castro Valley-based contractor serving Alameda County and nearby communities, which may be convenient for local projects.
- ✓ Licensed for 16 years with an active license status, indicating current authorization to perform roofing work.
- ✓ Lists workers’ compensation coverage and a $25,000 bond, which can be part of a risk and compliance check.
- ✓ Customer feedback provided highlights concerns about communication and follow-through after payment, including difficulty getting responses regarding a reported leak.
Why choose Williams Roofing?
- ✓ Fremont-based contractor in Alameda County, which may suit customers closer to Fremont and surrounding areas.
- ✓ Licensed for 32 years with an active license status, indicating long-standing authorization to perform roofing work.
- ✓ Lists workers’ compensation coverage and a $25,000 bond, aligning with common contractor due-diligence items.
- ✓ Customer feedback provided frequently emphasizes responsiveness, clear communication, timely scheduling, and completion of repairs or replacements as promised, including leak-related work.
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Frequently Asked Questions
Yes. Both Bayside Roofing and Williams Roofing are listed with active license status, carry workers’ compensation coverage, and have a $25,000 bond.
Williams Roofing has been licensed for 32 years, while Bayside Roofing has been licensed for 16 years.
Bayside Roofing is based in Castro Valley, and Williams Roofing is based in Fremont.
The Bayside Roofing summary emphasizes concerns about professionalism and communication, including difficulty getting responses after payment regarding a reported leak. The Williams Roofing summary emphasizes responsiveness, clear communication, timely scheduling, and completing repair or replacement work as promised.
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.