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Clean Solar vs Dollens Electric
Santa Clara Electrical Contractors Comparison · Updated March 2026
Both are veteran contractors with similar credentials, but Clean Solar specializes exclusively in solar while Dollens Electric handles solar as one of many electrical services.
| Clean Solar | Dollens Electric | |
|---|---|---|
| Rating | ★ 4.5 | ★ 4.9 |
| Years Licensed | 18 years | 20 years |
| License # | 910849 | 867376 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | San Jose, CA | San Jose, CA |
| Website | www.cleansolar.com | dollenselectric.com |
Key Differences
What Customers Say
Clean Solar
Customers emphasize thorough solar consultations with patient technical education and detailed explanations of energy production and storage systems.
Dollens Electric
Customers highlight quick response times and versatile technical knowledge across diverse electrical projects from emergency repairs to complex installations.
Key Takeaway: Clean Solar's reviews focus on depth of solar-specific consultation and system planning, while Dollens Electric's reviews emphasize speed of response and breadth of electrical service capabilities.
Customer Reviews
Clean Solar
Support group was very resonsive to my questions within hours. Great to have knowegeable help when it's needed.
Project: add whole-house battery backup to a 20 year-old home with existing solar PV system. I had three goals: 1. Load shifting (provide electricity during peak energy charges) 2. Provide backup pow...
My husband and I had a terrific and lengthy phone experience where Art explained in depth about solar panels and batteries. He was patient in answering all our questions and very generous with his t...
Dollens Electric
Great Company, very happy every time they do work for us.
I needed to upgrade my electrical panel. Dollens Electric did a load calculation and recommended a new panel that would accommodate the electrification of my furnace and water heater down the road. Th...
Fixed my problem and replaced my electronic door lock promptly.
Consider Clean Solar if...
- ✓ Your project involves Tesla Powerwall or complex battery backup systems requiring specialized integration expertise that Clean Solar has demonstrated repeatedly.
- ✓ You're planning future solar system expansions or additions, as Clean Solar's customer reviews show experience with returning customers adding components to existing arrays.
- ✓ You prefer working with a contractor whose entire business model centers on solar technology and stays current with evolving photovoltaic and storage innovations.
- ✓ Your roof may need work coordinated with solar installation, as Clean Solar explicitly handles combination roof and solar projects.
Consider Dollens Electric if...
- ✓ Your electrical panel needs upgrading to accommodate solar, and you want one contractor handling both the panel work and solar installation with integrated planning.
- ✓ You're installing solar alongside other electrical projects like a standby generator or EV charging station, allowing consolidated scheduling and coordinated system design.
- ✓ You value having an established electrical contractor relationship for future service needs beyond solar maintenance, given Dollens Electric's track record with repeat customers over multiple years.
- ✓ Quick response time is critical for your timeline, as Dollens Electric's pattern shows estimate turnaround often within a day of contact.
Questions to Ask Before Hiring
- → Ask Clean Solar how they coordinate with electrical contractors when panel upgrades are needed, and whether they subcontract that work or refer out.
- → Ask Dollens Electric how many solar installations they complete annually and whether they have dedicated solar installation crews or rotate electricians across project types.
- → Ask both companies about their warranty coverage and who handles service calls if issues arise with the solar system years after installation.
- → Ask about permitting timelines specific to your municipality, as both companies work through the San Jose permitting process regularly.
The Bottom Line
Both contractors are qualified and professional, so your decision hinges on project scope. Choose Clean Solar if your focus is purely solar installation, battery backup systems, or complex energy storage solutions where their 18 years of specialized experience provides depth in photovoltaic technology. Choose Dollens Electric if your solar project involves significant electrical panel work, coordination with generators or EV chargers, or you value establishing a relationship with a full-service electrical contractor for future non-solar needs. For straightforward solar installations with adequate existing electrical infrastructure, either contractor is capable, though Clean Solar's specialized focus and pattern of customers returning for system expansions suggests particular strength in solar-specific consultation and long-term system development.
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Frequently Asked Questions
It depends on your electrical panel's current capacity and condition. If your home needs panel upgrades, significant rewiring, or load balancing to support solar, having one contractor handle everything may simplify coordination and responsibility. If your electrical infrastructure is already adequate for solar, Clean Solar's specialized focus may offer more depth in system design and battery integration options.
Yes, solar contractors must understand residential electrical systems to safely integrate photovoltaic arrays and battery systems. Clean Solar's 18 years and successful completion of complex battery backup projects demonstrates this competency. However, if significant electrical work beyond solar connection is needed, they would typically coordinate with or refer to an electrical contractor.
Clean Solar shows explicit experience with system additions and expansions in their review patterns, with customers returning for added components. This suggests comfort working with existing systems regardless of original installer. Ask Dollens Electric specifically about their experience retrofitting battery systems to existing arrays, as their reviews emphasize new installations more than additions.
Only if you're planning concurrent or near-term electrical projects. Both companies can maintain solar systems long-term, but Dollens Electric's established relationships with repeat customers over years means you'd have a familiar contractor for panel issues, generator service, or other electrical needs. Clean Solar would remain your solar specialist but you'd need separate contractors for non-solar electrical work.
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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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