Compare Local Pros
Hassler Heating And Air Conditioning vs Jobon Heating And Air Conditioning
Contra Costa HVAC Contractors Comparison · Updated March 2026
Hassler brings 26 years of licensed experience versus Jobon's 2 years, offering significantly more expertise for complex HVAC projects and hidden problem diagnosis.
| Hassler Heating And Air Conditioning | Jobon Heating And Air Conditioning | |
|---|---|---|
| Rating | ★ 4.9 | ★ 5.0 |
| Years Licensed | 26 years | 2 years |
| License # | 770180 | 1120873 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | El Cerrito, CA | Concord, CA |
| Website | www.hasslerheating.com | jobonhvac.com |
Key Differences
What Customers Say
Hassler Heating And Air Conditioning
Customers consistently emphasize Hassler's thorough diagnostic approach with detailed photo documentation and systematic multi-point inspections that uncover issues beyond the immediate problem.
Jobon Heating And Air Conditioning
Customers repeatedly highlight Jobon's rapid emergency response during crises and the owner's personal involvement in every aspect of diagnostics and installation work.
Key Takeaway: Hassler's feedback centers on systematic thoroughness developed over decades, while Jobon's emphasizes urgent responsiveness and direct owner accountability on every job.
Customer Reviews
Hassler Heating And Air Conditioning
We had Hassler Heating & Air replace the ductwork under our house, and the experience was excellent from start to finish. The team was professional, punctual, and clearly knew what they were doing. Th...
Friendly, intelligent service. Thoroughly checked my heating system and showed in great detail what the problems are. The technician provided detailed inspection and we both agreed that it will be nec...
The crew was professional and courteous while being in my home which was very appreciated. Larry in particular was kind enough to answer my many questions to ensure I understood my new system so that ...
Jobon Heating And Air Conditioning
Our HVAC stopped working overnight and the house was freezing cold. I found Jobon Heating & Air Conditioning on Yelp and gave them a call. Jonathan arrived within 40 minutes, quickly diagnosed the iss...
They are professional, this company saved my family from the extreme heat last. The technician was very professional
Jonathan, the owner, was very nice and made an exception to drop by the house to look at the issue even though he was busy. He spent some time here diagnosing the issue. Unfortunately he didn't have t...
Consider Hassler Heating And Air Conditioning if...
- ✓ Your home is older and may have outdated ductwork, asbestos concerns, or structural complications that require experienced diagnosis
- ✓ Your project is complex, such as whole-home electrification, heat pump conversions in challenging spaces, or systems requiring custom solutions
- ✓ You want a contractor who has encountered nearly every type of HVAC problem and complication over decades of work
- ✓ You value systematic processes refined over 26 years, including detailed photo documentation and thorough multi-point inspections
Consider Jobon Heating And Air Conditioning if...
- ✓ You have an emergency situation and need same-day service during a heatwave or system failure
- ✓ You specifically want the business owner personally involved in diagnosing and completing your project rather than delegated to crew members
- ✓ Your project is straightforward (standard system replacement, routine repair) where extensive experience diagnosing rare complications is less critical
- ✓ Direct accountability and a newer contractor eager to build reputation matter more to you than decades of institutional knowledge
Questions to Ask Before Hiring
- → Ask Jobon for references from projects similar to yours, particularly any involving older homes or complications during installation, to assess how they handle unexpected issues
- → Ask Hassler about who will actually perform your work and whether you'll have consistent communication with the same technician throughout the project
- → If your home has potential complications (old ductwork, asbestos, structural issues), ask both contractors how many times they've encountered and resolved these specific situations
The Bottom Line
For most homeowners, Hassler's 26 years of licensed experience provides substantially better protection against complications, particularly for older homes, complex installations, or heat pump conversions where diagnostic expertise matters significantly. The experience gap isn't subtle—it represents decades of problem-solving that Jobon simply hasn't accumulated yet. However, if you have a genuine emergency requiring same-day response or you specifically value having the business owner personally handle your project, Jobon offers those advantages with proper credentials and insurance. For straightforward replacements in newer homes where complications are unlikely, either contractor can serve you adequately. For everything else—older homes, complex projects, or situations where hidden problems might emerge—Hassler's veteran status is worth prioritizing.
Get Up to 3 Free Quotes
Compare prices from licensed, verified contractors
Frequently Asked Questions
For a truly straightforward replacement in a newer home with standard ductwork, the gap matters less. However, most HVAC projects reveal surprises once work begins—undersized ducts, improper previous installations, code violations, or structural issues. Hassler's 26 years means they've seen these complications hundreds of times and know how to handle them without costly delays or change orders. Jobon's 2 years means less exposure to unusual situations.
Not necessarily—the owner's direct involvement on every job provides accountability that larger or longer-established companies may not offer. However, you're accepting higher risk that unexpected complications could extend beyond their experience base. For standard installations in newer homes, this risk is lower. For complex projects or older homes, Hassler's experience provides more insurance against problems.
Customer feedback suggests Jobon has built a strong reputation specifically for rapid emergency response with same-day service. Hassler receives positive mentions for responsive scheduling, but the data doesn't emphasize emergency speed as a defining characteristic. If you're calling during a crisis situation, Jobon's track record on urgent response appears stronger based on available feedback.
Hassler explicitly lists heat pump conversions and home electrification projects among their services, and their 26 years means greater exposure to complex installations. Heat pumps often require load calculations, electrical panel assessments, and ductwork modifications that benefit from extensive experience. While Jobon can handle HVAC installations, there's no specific mention of electrification projects in their profile, and this type of work often presents complications where deep experience matters significantly.
Looking for the Best?
See our ranked list of top hvac contractors in Contra Costa.
Other Contra Costa HVAC Contractors Comparisons
Hassler Heating And Air Conditioning
★ 4.9
High Performance Heating & Air
★ 5.0
Clean Air HVAC
★ 4.8
Hassler Heating And Air Conditioning
★ 4.9
Elite Comfort Systems
★ 5.0
Hassler Heating And Air Conditioning
★ 4.9
California Heating And Cooling
★ 4.7
Hassler Heating And Air Conditioning
★ 4.9
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 06, 2026.
This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.
Get in Touch
Have questions or feedback? We'd love to hear from you.