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Green Air Heating And Air Conditioning vs Solar Technologies
Contra Costa Electrical Contractors Comparison · Updated March 2026
Green Air offers integrated solar-plus-HVAC systems while Solar Technologies specializes exclusively in solar installations, both with nearly identical veteran experience levels.
| Green Air Heating And Air Conditioning | Solar Technologies | |
|---|---|---|
| Rating | ★ 4.6 | ★ 4.5 |
| Years Licensed | 18 years | 17 years |
| License # | 916517 | 932914 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Concord, CA | San Ramon, CA |
| Website | www.gogreenair.net | solartechnologies.com |
Key Differences
What Customers Say
Green Air Heating And Air Conditioning
Customers emphasize Green Air's ability to handle complex multi-system projects with detailed explanations, responsive service, and successful coordination of solar, battery storage, and HVAC installations.
Solar Technologies
Customers appreciate Solar Technologies' educational sales approach and professional installation quality, but some express concerns about communication during delays and service department responsiveness after project completion.
Key Takeaway: Green Air receives feedback emphasizing ongoing relationships and responsive service calls, while Solar Technologies faces specific mentions of post-installation communication challenges despite strong installation execution.
Customer Reviews
Green Air Heating And Air Conditioning
11 out of 10 stars! Green Air delivered on every level—comfort, sustainability, and pure happiness. We were struggling with a broken Dyvak system that left our home feeling stale, unevenly heated, ...
This review related to solar panels, battery storage, HVAC, and roof replacement (yes, crazily did all four). We decided last year to get a solar and battery backup due to frequent brownouts and blac...
I was at Lowe’s in Concord buying lumber and needed help in lowering the plywood from a high rack Mark of Green Air was also there to purchase the same plywood. We partnered up and managed to get th...
Solar Technologies
We're very happy with the personal attention we got from Liz at Solar Technologies. Every step of the way, from the original quote through the permitting and installation, went smoothly. Working with ...
One of the smoothest and stress free jobs I’ve ever experienced. Very knowledgeable and helpful technicians and customer service
Great company to work with. Sara was very helpful in scheduling and going over the work. Javier is an amazing guy - one man army - who can accomplish a lot of things including installation, checking, ...
Consider Green Air Heating And Air Conditioning if...
- ✓ Your project involves coordinating solar with HVAC upgrades, ductwork replacement, or heating system improvements that benefit from a single contractor managing all systems
- ✓ You're installing battery storage like Tesla Powerwall and want the electrical integration handled by the same team managing your heating and cooling
- ✓ You value high owner involvement and want to work with a company accustomed to multi-system projects that require detailed coordination
- ✓ You anticipate returning for additional energy system work over time and prefer establishing a relationship with one comprehensive contractor
Consider Solar Technologies if...
- ✓ Your project is solar-only without integration needs for HVAC, battery storage, or other home systems requiring coordination
- ✓ You prefer working with a dedicated solar specialist whose entire business model centers on photovoltaic installations rather than a diversified energy contractor
- ✓ You value an educational sales process with low-pressure consultations and detailed system specification explanations before committing
- ✓ Your project involves complex HOA requirements or municipal permitting challenges where Solar Technologies' dedicated focus may provide advantage
Questions to Ask Before Hiring
- → Ask Green Air how they coordinate permitting and inspections when solar integrates with HVAC work, and whether one crew handles both or if subcontractors are involved for specialized components
- → Ask Solar Technologies about their service department response times for post-installation issues, given review mentions of communication concerns after project completion
- → Request project timelines from both companies and ask how they communicate if delays occur during permitting or equipment delivery phases
- → Ask each company for references from projects similar to yours in scope, particularly regarding battery storage integration for Green Air or solar-only installations for Solar Technologies
The Bottom Line
Choose Green Air if your project involves coordinating solar with HVAC improvements, battery storage, or other home energy systems—their 18 years managing multi-system installations and high owner involvement make them well-suited for complex, integrated projects. Choose Solar Technologies if you need solar-only installation and value working with a dedicated specialist whose entire 17-year focus is photovoltaic systems, but clarify their service department responsiveness given review feedback about post-installation communication. Both companies have virtually identical credentials and veteran experience, making this primarily about whether you need comprehensive energy system coordination or focused solar expertise. For straightforward solar installations without integration needs, either contractor is qualified, though Solar Technologies' educational sales approach may appeal if you want detailed system explanations during the decision process.
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Frequently Asked Questions
Green Air demonstrates specific experience with Tesla Powerwall and battery storage integration as part of their comprehensive energy systems approach. Solar Technologies handles system expansions and has 17 years navigating equipment compatibility, but their reviews emphasize solar installations specifically rather than battery integration. If battery storage is likely within the next few years, Green Air's integrated approach may reduce coordination complexity when you're ready to expand.
Green Air's 18 years licensed and documented Tesla Powerwall installations indicate they've developed substantial solar competence beyond their HVAC origins. However, Solar Technologies' exclusive focus for 17 years means their entire business infrastructure—sales process, crew training, equipment relationships, permitting familiarity—centers on solar. For straightforward solar installations without system integration needs, Solar Technologies' specialization may provide marginal advantage in process efficiency and troubleshooting depth.
Green Air's reviews emphasize responsiveness and don't mention timeline concerns, while Solar Technologies' feedback specifically notes some communication issues during delays and concerns about project timelines. Neither company provides guaranteed completion timeframes in their profiles, but the review patterns suggest Green Air may have fewer timeline complaint patterns. Ask both companies directly about current lead times and how they handle permitting delays.
Both companies handle post-installation service including panel cleaning, equipment replacement, and troubleshooting. Solar Technologies explicitly lists these services but has review mentions of service department responsiveness concerns. Green Air's feedback emphasizes returning customers and responsive service calls, suggesting potentially stronger post-installation support. Ask each company about their service call response times and whether warranty work is handled by the same crews who perform installations.
Looking for the Best?
See our ranked list of top electrical contractors in Contra Costa.
Other Contra Costa Electrical Contractors Comparisons
Green Air Heating And Air Conditioning
★ 4.6
Hassler Heating And Air Conditioning
★ 4.9
Solar Technologies
★ 4.5
Hassler Heating And Air Conditioning
★ 4.9
Diablo Solar Services
★ 4.2
Green Air Heating And Air Conditioning
★ 4.6
Diablo Solar Services
★ 4.2
Solar Technologies
★ 4.5
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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