Compare Local Pros
All Bay Solar Construction vs Occidental Power
San Francisco Electrical Contractors Comparison · Updated March 2026
All Bay Solar Construction offers proven solar and roofing integration with transparent customer feedback, while Occidental Power has deeper licensing history but minimal verifiable project information.
| All Bay Solar Construction | Occidental Power | |
|---|---|---|
| Rating | ★ 4.6 | ★ 5.0 |
| Years Licensed | 15 years | 36 years |
| License # | 962034 | 591549 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | San Francisco, CA | San Francisco, CA |
| Website | www.allbaysolar.com | www.oxypower.com |
Key Differences
What Customers Say
All Bay Solar Construction
Customers consistently highlight All Bay Solar Construction's clear communication, professional crew coordination, and meticulous attention to detail on integrated solar and roofing projects.
Key Takeaway: All Bay Solar Construction provides extensive verifiable feedback about current performance on solar and roofing projects, while Occidental Power's limited review history requires homeowners to conduct independent validation of their solar capabilities despite longer licensing tenure.
Customer Reviews
All Bay Solar Construction
I am delighted to write this review for All Bay Solar Construction in recognition of their exceptional work on the Electric Panel replacement . Throughout the duration of this project, All Bay Solar C...
Had a great experience with these guys, hiring a single company to redo my roof and install solar / batteries was a good choice. Very professional crew from the roofers to the electricians, the operat...
We had an excellent experience working with All Bay for our solar installation including reroofing. They were all professionals, responsive and great problem solvers. The project manager was great, as...
Occidental Power
No reviews available
Consider All Bay Solar Construction if...
- ✓ Your project involves coordinating roof replacement with solar installation, where All Bay Solar Construction's specialized integration approach eliminates the risk of having separate contractors blame each other for problems.
- ✓ You value transparent communication and want to assess a contractor's track record through detailed customer experiences describing responsiveness, crew professionalism, and problem-solving on projects similar to yours.
- ✓ Your installation includes battery storage or electrical panel upgrades, where All Bay Solar Construction has documented experience managing these additional technical components.
- ✓ You want confidence that the contractor actively focuses on solar and roofing work rather than treating it as an occasional project type among many service areas.
Consider Occidental Power if...
- ✓ You prioritize maximum licensing tenure and believe 36 years of continuous operation indicates institutional stability that outweighs the lack of verifiable customer feedback.
- ✓ You're willing to conduct extensive reference checking yourself to validate Occidental Power's current capabilities in solar and roofing projects, as their limited review history requires additional due diligence.
- ✓ You have an existing relationship with Occidental Power or received a strong referral from someone whose judgment you trust implicitly, compensating for the lack of broader customer validation.
- ✓ Your project circumstances allow time for thorough vetting, including requesting detailed references from recent solar installations and verifying current crew composition and specializations.
Questions to Ask Before Hiring
- → Ask Occidental Power for at least three references from solar and roofing projects completed within the past year, and verify they actively maintain crews with solar installation expertise rather than subcontracting this work.
- → Ask All Bay Solar Construction about their typical project timeline for combined roof and solar installations, and how they sequence the work to minimize weather exposure during the transition.
- → Ask both contractors about their warranty structure—whether roofing and solar warranties are integrated or separate, and what happens if issues arise at the interface between the two systems.
- → Ask Occidental Power specifically what percentage of their current work involves solar installations, and how long their solar installation crew has been working together.
The Bottom Line
For integrated solar and roofing projects, All Bay Solar Construction is the clearer choice for most homeowners. Their 15 years of veteran-level experience focuses specifically on the services you need, with consistent customer feedback validating their communication, technical capability, and coordinated project execution. Occidental Power's 36-year licensing history demonstrates impressive longevity, but without customer validation of their current solar capabilities or specialization, you're accepting significant uncertainty about whether they maintain active expertise in this technical field. If you're making a substantial investment in solar and roofing work this week, choose the contractor with proven, verifiable competency in exactly these services. Contact All Bay Solar Construction for your primary quote, and only pursue Occidental Power if you're willing to conduct extensive reference checking to validate capabilities their limited review history doesn't demonstrate.
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Frequently Asked Questions
Not necessarily for solar and roofing projects. While 36 years demonstrates remarkable business longevity, it doesn't tell you whether Occidental Power actively specializes in solar work or has veteran crews in this area. All Bay Solar Construction's 15 years still represents veteran-level experience, and their documented track record in integrated solar and roofing projects provides clearer evidence of current competency in exactly the services you need. Licensing tenure matters, but verifiable specialization matters more for complex technical projects.
Licensing and bonding confirm minimum legal compliance, but solar and roofing integration requires specific technical expertise, crew coordination, and communication skills that vary dramatically between contractors. Customer feedback reveals how contractors actually perform on projects like yours—whether they communicate proactively, solve unexpected problems competently, and deliver quality workmanship. Without this validation, you're making a major investment decision with limited information about Occidental Power's current capabilities. Ask them directly for recent project references to fill this gap.
Yes. Fifteen years of continuous licensure qualifies as veteran-level experience in the contracting industry, providing ample time to encounter and solve the complications that arise in solar and roofing projects. More importantly, All Bay Solar Construction has documented customer feedback specifically describing their performance on integrated solar and roofing installations, panel upgrades, and battery storage—the exact project types you're considering. This transparency about their current capabilities provides stronger grounds for confidence than licensing tenure alone.
Getting multiple quotes is always prudent for major projects, but ensure you're comparing equivalent value. If you pursue Occidental Power, insist on detailed references from recent solar projects and clear answers about their solar specialization before investing time in their bidding process. The goal isn't just competitive pricing—it's finding a contractor with proven capability to execute your specific project competently. All Bay Solar Construction's transparent track record gives you confidence in what you're buying, which has real value when making a significant investment.
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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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