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Advanced Roofing Services Inc vs Sierra Roofing And Solar

Alameda Roofing Contractors Comparison · Updated March 2026

Quick Verdict

Both are veteran contractors with full insurance, but Sierra Roofing and Solar demonstrates broader service capabilities and more consistent customer service across all project types.

Advanced Roofing Services Inc: A 28-year veteran contractor focused on roof installations with experienced crews, though customer service feedback varies for repair work.
Sierra Roofing And Solar: A 22-year veteran contractor handling roofing, solar, and emergency services with consistently thorough communication across all project types.
Advanced Roofing Services Inc Sierra Roofing And Solar
Rating 4.3 4.8
Years Licensed 28 years 22 years
License # 748858 835854
Workers' Comp ✓ Yes ✓ Yes
Bond Amount $25,000 $25,000
Location Alameda, CA Dublin, CA
Website www.advancedroofingsvcs.com www.sierraroofing.com

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Key Differences

The most significant difference between these contractors lies in service consistency and breadth. Sierra Roofing and Solar handles a wider range of services—including emergency leak response, solar integration, gutter work, and specialty roofing materials like standing seam metal and tile—with customer feedback emphasizing thorough inspections and clear communication across all project types. Advanced Roofing Services Inc shows strength in full roof installations with skilled crews, but feedback indicates less consistent customer service for repair-related work, with some communication concerns noted specifically for follow-up and repair scheduling. Both companies carry identical insurance and bonding, so homeowner liability protection is equivalent. Advanced Roofing Services Inc brings six additional years of experience, which matters for diagnosing complex issues, though Sierra's 22 years also qualifies as veteran-level expertise. The practical difference comes down to project type: Advanced appears optimized for straightforward installation work, while Sierra demonstrates more versatility across emergency repairs, complex diagnostics, specialty materials, and integrated roofing-solar projects.

What Customers Say

Advanced Roofing Services Inc

Customers consistently praise Advanced Roofing Services Inc for skilled installation crews and responsive communication during roof replacement projects, though some note customer service inconsistencies for repair-related work.

Sierra Roofing And Solar

Sierra Roofing and Solar earns consistent feedback for thorough inspections, clear explanations, professional communication, and clean work across all project types from emergency repairs to complex replacements.

Key Takeaway: Sierra demonstrates uniform customer service quality across repairs, diagnostics, and installations, while Advanced's strengths appear concentrated in installation work with less consistent feedback for repair and follow-up interactions.

Customer Reviews

Advanced Roofing Services Inc

Oct 2024

Great communication. April is incredibly responsive and helpful during and after roofing install and inspections. Dave's team is highly skilled with decades of experience. It definitely shows in quali...

Oct 2024

Dave and team did an exceptional job on my roof. I'd highly recommend them if you live in alameda. They were not the cheapest bid I received, but their pricing is competitive for the area. I decided t...

Aug 2024

The kids had a great time and it was well worth it. Staff were very friendly.

Sierra Roofing And Solar

Dec 2025

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...

Aug 2025

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...

Jul 2025

Robert did a great job getting here on time and checking out my roofing issues

Consider Advanced Roofing Services Inc if...

  • You're planning a full roof replacement (not a repair) and value a company focused primarily on installation work with experienced roofing crews
  • Your project is straightforward without emergency timelines or need for diagnostic leak troubleshooting
  • You want the longest track record available and the additional six years of licensed experience matters for your peace of mind
  • You're willing to clarify communication expectations upfront, particularly if any repair or follow-up work might be needed after installation
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Consider Sierra Roofing And Solar if...

  • You need thorough leak diagnostics or emergency water-intrusion response, where detailed inspection and clear explanation of problems is critical
  • Your project involves specialty roofing materials like tile or standing seam metal, or you're considering combining roofing with solar installation
  • Consistent communication throughout the process—from estimate through completion—is a priority, regardless of whether it's a repair or replacement
  • You value organized project management, detailed written estimates, and professional jobsite cleanup, and can plan ahead for scheduling during busy periods
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Questions to Ask Before Hiring

  • For Advanced Roofing Services Inc: Ask specifically about their process for handling any warranty repairs or follow-up communication after installation is complete
  • For Sierra Roofing and Solar: Ask about current scheduling lead times and whether your project timeline fits their availability, especially if you need work completed quickly
  • For both: Request references from projects similar to yours in scope and complexity, and ask how they handle unexpected conditions discovered during tearoff

The Bottom Line

Sierra Roofing and Solar is the stronger choice for most homeowners because it delivers consistent communication and professionalism across all project types—repairs, replacements, emergencies, and specialty work—backed by 22 years of veteran experience and full insurance. Advanced Roofing Services Inc remains a solid option if you're doing a straightforward roof replacement, value their 28-year track record, and are comfortable clarifying communication expectations upfront, especially for any potential repair work. If your project involves leak diagnostics, emergency response, specialty materials, or you simply want uniformly positive customer service feedback, Sierra is the clearer choice. Confirm scheduling availability with Sierra early, and get detailed written estimates from whichever contractor you select.

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Frequently Asked Questions

Both companies qualify as veteran-tier contractors with over two decades of experience, so either has seen the full range of roofing complications. The practical difference is less about years and more about service consistency: Advanced's experience shines in installation work, while Sierra's reviews suggest that experience translates consistently across repairs, diagnostics, and specialty projects. For a standard reroof, both have ample experience; for complex leak diagnosis or emergency repairs, Sierra's feedback is more uniformly positive.

Sierra Roofing and Solar shows stronger and more consistent customer feedback for repair work, leak diagnostics, and emergency response, with detailed explanations of problems and options. Advanced Roofing Services Inc receives positive feedback specifically for installation projects with skilled crews, but some customers noted communication concerns with repair-related work. If you need diagnostic repair work or aren't sure whether you need repair versus replacement, Sierra's track record is more reassuring.

Customer feedback suggests Sierra may require advance scheduling during busy periods, while Advanced's scheduling patterns aren't clearly documented in reviews. If you have flexibility and want thorough service across any project type, Sierra's scheduling requirement is manageable. If you need immediate installation work and communication for repairs isn't a concern, confirm current availability directly with both companies before deciding based on timeline alone.

Both companies are described as competitively priced for Alameda County, with Advanced noted as not always the lowest bid but competitive locally, and Sierra characterized as fair compared to other estimates. Neither appears to compete on lowest price alone. Your decision should focus on service fit rather than expecting a significant price advantage from either contractor.

Looking for the Best?

See our ranked list of top roofing contractors in Alameda.

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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 13, 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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