Advanced Roofing Services Inc vs Williams Roofing
East Bay Roofing Comparison · Updated January 2026
| Advanced Roofing Services Inc | Williams Roofing | |
|---|---|---|
| Rating | ★ 4.3 | ★ 4.6 |
| Years Licensed | 28 years | 32 years |
| License # | 748858 | 687391 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Alameda, CA | Fremont, CA |
| Website | www.advancedroofingsvcs.com | williamsroofing.net |
Our Analysis
In terms of scope, both are positioned for residential roofing needs and are described as handling installations and repairs. Customer feedback themes differ somewhat. For Advanced Roofing Services Inc, comments include friendly interactions, strong communication during roofing work, responsiveness, and satisfaction with completed roof installations. However, other feedback notes that communication and customer service can be inconsistent, with some customers dissatisfied with how interactions were handled.
For Williams Roofing, customer feedback more consistently emphasizes responsiveness and professionalism from initial contact through completion, including timely scheduling and clear communication. Reviews also commonly reference roof repairs and full replacements, including leak work, and note a straightforward approach that does not push unnecessary work, along with fair pricing. Overall, the data points to similar licensing and coverage profiles, with differences mainly in location, years licensed, and reported consistency of communication and service experience.
Why choose Advanced Roofing Services Inc?
- ✓ You want a roofing contractor based in Alameda for projects in and around Alameda.
- ✓ You value an established licensing history (28 years) with active status, plus workers’ comp coverage and a $25,000 bond.
- ✓ Your project is primarily residential roofing installation or repair work.
- ✓ You’re comfortable clarifying communication expectations up front, since customer feedback mentions both strong communication and some inconsistency in service interactions.
Why choose Williams Roofing?
- ✓ You prefer a contractor based in Fremont while still serving Alameda County.
- ✓ You want a slightly longer licensing history (32 years) with active status, plus workers’ comp coverage and a $25,000 bond.
- ✓ You’re looking for roof repairs or full roof replacement work, including addressing leaks.
- ✓ You prioritize timely scheduling, clear communication, and a straightforward approach to recommendations, as these are recurring themes in customer feedback.
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Frequently Asked Questions
Yes. Both list workers’ compensation coverage and a $25,000 bond, along with active license status.
Advanced Roofing Services Inc is based in Alameda, and Williams Roofing is based in Fremont. Both serve customers in Alameda County.
Advanced Roofing Services Inc reports 28 years licensed, and Williams Roofing reports 32 years licensed. Both licenses are listed as active.
Both are described as handling roofing installations and repairs for residential needs. Williams Roofing feedback specifically mentions roof repairs, full replacements, and leak-related work.
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.