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Sierra Roofing And Solar vs Century Roof And Solar
Alameda Roofing Contractors Comparison · Updated March 2026
Two highly experienced veteran contractors with similar credentials, differentiated primarily by Century's emphasis on complex multi-trade projects and higher owner involvement versus Sierra's strength in fast emergency response.
| Sierra Roofing And Solar | Century Roof And Solar | |
|---|---|---|
| Rating | ★ 4.8 | ★ 4.8 |
| Years Licensed | 22 years | 30 years |
| License # | 835854 | 721502 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Dublin, CA | Hayward, CA |
| Website | www.sierraroofing.com | www.centuryroofandsolar.com |
Key Differences
What Customers Say
Sierra Roofing And Solar
Sierra customers consistently emphasize thorough inspections, clear explanations of findings, prompt emergency response during storms, and professional communication throughout straightforward project execution.
Century Roof And Solar
Century customers repeatedly highlight detailed option reviews, high owner involvement in decision-making, strong coordination across multiple trades on complex projects, and craftsmanship that justifies premium pricing.
Key Takeaway: Sierra is praised for responsive diagnostic service and efficient delivery, while Century earns recognition for comprehensive consultation and managing intricate multi-scope roofing-solar installations requiring cross-trade coordination.
Customer Reviews
Sierra Roofing And Solar
Excellent workmanship. They had exactly the materials we wanted for our roof. We're very considerate and, all things considered, quiet. Did an excellent job of cleaning up after they had left. Great f...
Robert was prompt and professional. Explained clearly what he found to be the cause of the leak and how to fix it. He gave me recommendations on maintenance for my ceramic tile roof but I never felt p...
Robert did a great job getting here on time and checking out my roofing issues
Century Roof And Solar
It's good to know that there are still honest and hard working people that truly want to help their customers. The process of replacing my tile roof, gutters and insulation with Century Roof and Solar...
I contracted Century Roof and Solar to repair my roof. Tony (owner) visited my home for a consultation and was very thorough in explaining my options. It was a clear he was a man who knew his roofs. H...
Co-worker suggested Century Roof and Solar, went with the factory install. So I could transfer material and labor, to the new owner when I sell. Tony (owner) Pedro, Mark, Jose and to all the other wor...
Consider Sierra Roofing And Solar if...
- ✓ You need emergency leak response or fast diagnosis during storm season, as Sierra receives specific praise for prompt mitigation during heavy rain and water intrusion events.
- ✓ You want detailed inspection findings explained clearly before deciding on repair versus replacement, particularly for older roofs where hidden damage may exist.
- ✓ You're planning a straightforward roof replacement or gutter project and value efficient execution with professional communication throughout, rather than extensive consultation on multiple upgrade options.
- ✓ You prefer working with a Dublin-based contractor if you're located in eastern Alameda County communities.
Consider Century Roof And Solar if...
- ✓ You're planning a combined roofing and solar installation requiring coordination across multiple trades, as Century has demonstrated strength managing integrated projects with electrical, insulation, and structural components.
- ✓ You value high owner involvement and thorough review of options, warranties, and material choices before making decisions on a significant investment.
- ✓ Your project involves specialty work like tile-to-shingle conversions, skylight installation, or solar battery and generator integration alongside roofing.
- ✓ You're willing to pay a premium for detailed craftsmanship and comprehensive service, as customers consistently note Century's pricing runs higher but justify it through quality and attention to detail.
Questions to Ask Before Hiring
- → Ask Sierra about current scheduling lead times for non-emergency work, particularly if you're planning during fall or winter rainy season when demand increases.
- → Ask Century for a detailed breakdown of what accounts for pricing differences compared to other quotes, and clarify which warranty options are included versus upgrades.
- → For combined roofing-solar projects, ask both companies how they coordinate subcontractors and who manages permitting, inspections, and utility interconnection.
- → Ask for references from projects similar in scope to yours, particularly if you're planning multi-trade work or need emergency response capabilities.
The Bottom Line
Both companies are veteran contractors with solid credentials and professional reputations, so your choice should match your project type and priorities. Choose Century Roof and Solar if you're planning a complex combined roofing-solar project, value high owner involvement and detailed option reviews, and are willing to pay a premium for comprehensive service and craftsmanship. Choose Sierra Roofing and Solar if you need responsive emergency leak service, want thorough diagnostic inspections with clear explanations before committing, or prefer efficient execution at fair pricing for straightforward roofing and gutter work. Neither choice carries meaningful risk given their experience and insurance coverage.
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Frequently Asked Questions
Not significantly for straightforward projects. Both are veteran contractors with decades navigating California building codes, manufacturer specifications, and weather challenges. The experience gap matters more in how each company has structured its business: Century toward complex multi-scope coordination, Sierra toward responsive diagnostic service and efficient project delivery.
Customers attribute the premium to detailed option reviews, high owner involvement, strong attention to craftsmanship, and comprehensive warranty choices. Whether it's worth it depends on your project: for a complex combined roofing-solar installation where guidance through decisions has long-term consequences, many homeowners value that consultation. For a straightforward reroof, Sierra's fair pricing may better match the scope.
Sierra receives specific praise for prompt emergency response during heavy rain and water intrusion mitigation. While Century is fully capable of handling repairs, the feedback pattern suggests Sierra has positioned itself to respond quickly to urgent leak situations, making it the stronger choice if immediate service is your primary concern.
Century Roof and Solar shows a clear pattern of successfully managing integrated roofing-solar projects with strong coordination across trades, detailed planning, and high owner involvement through the decision process. Sierra also handles combined projects, but Century's feedback emphasizes this as a core strength with proven execution on complex multi-scope work including electrical, structural, and permitting coordination.
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How We Compare Contractors
License Verification
All license data is sourced from official California CSLB records and verified regularly.
Review Analysis
Customer reviews are aggregated from Google and analyzed to identify patterns in service quality.
Detailed Comparison
We analyze credentials, insurance, experience, and feedback to highlight meaningful differences.
Not all licensed contractors are created equal. While a valid license is the baseline requirement in California, contractors can vary significantly in experience, insurance coverage, and customer satisfaction.
- Experience matters: A contractor with 15+ years of experience has likely encountered and solved problems that newer contractors haven't faced yet.
- Workers' compensation protects you: If a contractor without workers' comp insurance has an employee injured on your property, you could be held liable.
- Reviews reveal patterns: Individual reviews can be misleading, but patterns across many reviews often reveal a contractor's true strengths and weaknesses.
- Bond amounts vary: A contractor's bond provides financial protection if they fail to complete work as agreed. Higher bonds offer more protection.
Taking time to compare contractors on these factors can save you from costly mistakes and help ensure your project is completed by a qualified professional.
Data Sources: License information from California CSLB. Ratings and reviews from Google. Last verified March 12, 2026.
This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.
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