Compare Local Pros
Greiner Heating Air And Electric vs Advanced Plumbing Heating And Air
Solano Plumbing Contractors Comparison · Updated March 2026
Greiner brings 47 years of licensed experience versus Advanced's 21 years, both are well-established veterans with similar credentials and service quality.
| Greiner Heating Air And Electric | Advanced Plumbing Heating And Air | |
|---|---|---|
| Rating | ★ 5.0 | ★ 4.9 |
| Years Licensed | 47 years | 21 years |
| License # | 365955 | 846530 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Dixon, CA | Vacaville, CA |
| Website | www.ghac.com | www.advancedphvac.com |
Key Differences
What Customers Say
Greiner Heating Air And Electric
Customers consistently praise Greiner's thorough inspections with photographic documentation and technicians who take time to provide detailed explanations of findings and work performed.
Advanced Plumbing Heating And Air
Advanced receives strong feedback for responsive scheduling and upfront not-to-exceed pricing, though some customers find pricing higher than anticipated.
Key Takeaway: Greiner customers emphasize the educational aspect of service visits with detailed explanations and visual documentation, while Advanced customers focus more on transparent pricing structure and scheduling convenience.
Customer Reviews
Greiner Heating Air And Electric
Very professional and kind techs...big reason I stay with the monthly subscription are techs like Jose who are super professional and explain everything thoroughly without pressuring.
This is the best experience I've ever had with a tradesmen coming to do Home repairs. The technician Jason did a thorough inspection. He took the time to explain to me what he did and what might be ne...
I recommend using Greiner. They have given me wonderful service over the years. From the friendly receptionist who has a very kind demeanor every time I've called. And the technicians provided me wi...
Advanced Plumbing Heating And Air
Advanced did a great job on my installation. They are my first go to when I need major home replacements.
People were respectful and helpful in setting up the appointment. My questions were answered and everything proceeded as I expected. I felt the company dealt with my situation re: our heater repair ve...
Jose arrived at the appointment time with a call to confirm it. Jose was polite and knowledgeable of his craft. I had a water leakage at my home .the leakage was costing money. He found the leakage. I...
Consider Greiner Heating Air And Electric if...
- ✓ Your project involves both HVAC and electrical work, allowing you to use one contractor for integrated heating, cooling, and electrical system needs
- ✓ You're dealing with an older HVAC system where Greiner's 47 years of experience could prove valuable in diagnosing age-related complications or hidden issues
- ✓ You value thorough inspections with photographic documentation of work performed, which customers consistently mention in reviews
- ✓ You want a contractor with the longest possible track record in Solano County for institutional knowledge of local building conditions and codes
Consider Advanced Plumbing Heating And Air if...
- ✓ Your project involves plumbing work in addition to or instead of HVAC services, making Advanced the only option between these two companies
- ✓ You prefer high owner involvement and direct oversight of your project from leadership rather than delegated management
- ✓ You want upfront not-to-exceed quotes before work begins, which customers specifically praise in their feedback
- ✓ You're located in Vacaville or surrounding areas where Advanced's base may offer slightly faster response times
Questions to Ask Before Hiring
- → For HVAC projects, ask Greiner if their electrical licensing allows them to handle any electrical upgrades needed for new equipment installations
- → Ask Advanced how their pricing is structured and request a not-to-exceed quote, given that some customers found pricing higher than expected
- → Ask both companies about their current technician tenure and crew stability to understand who will actually be working on your property
- → Request references from projects similar to yours in age and scope, particularly if you have an older system that may have hidden complications
The Bottom Line
If your project involves plumbing, Advanced is your choice by default since Greiner doesn't offer those services. For HVAC-only work, Greiner's 47 years of experience provides a meaningful advantage over Advanced's 21 years, particularly for older systems or complex installations where extensive diagnostic experience matters. Both companies deliver professional service with same-day availability and proper insurance coverage. Greiner edges ahead for pure HVAC projects due to deeper experience and focus, while Advanced makes sense if you value high owner involvement or need the convenience of handling plumbing and HVAC through one contractor. Either represents a solid, established choice for Solano County homeowners.
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Frequently Asked Questions
For straightforward replacements in newer homes, both companies have sufficient experience. The gap matters more if you have an older system, complex ductwork, or potential complications like asbestos insulation or outdated electrical panels. Greiner's 47 years means they've seen virtually every scenario that can arise in Solano County homes built from the 1970s forward.
Only if you actually need plumbing work. If your project is purely HVAC, don't pick a contractor based on services you won't use. However, if you're replacing a furnace and also need water heater work or have plumbing concerns, having one contractor handle both trades can simplify coordination and potentially save on service call fees.
High owner involvement typically means the owner reviews estimates, may visit job sites, and oversees quality control directly rather than delegating entirely to field supervisors. This can result in more consistent decision-making and accountability. Ask Advanced specifically how the owner will be involved in your particular project.
Customer feedback suggests both deliver on rapid response for emergencies. The practical difference is minimal based on available data. Your specific location within Solano County and the day's scheduling may matter more than the company you choose. Both have demonstrated ability to handle urgent situations including evenings and weekends.
Looking for the Best?
See our ranked list of top plumbing contractors in Solano.
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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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