Oleg came per schedule, diagnosed the problem with the AC, and completed the necessary repairs.
Mo Dawud
m"Appreciate the professionalism"
Always appreciate the professionalism and response time from this team.
michael milshtein
M"Fast, Polite, and Professional"
Fast, polite, and knew exactly what they were doing. Great experience all around!
Myra Ellis
J"Diagnosed and Repaired My HVAC"
Daniel assessed my system and within a short period of time diagnosed and repaired my HVAC, charging me only $400!
Jo
L"I Fully Trust This Company"
I fully trust this company and their wonderful, competent technicians to be there for me any time.
Linda Storhoff
K"Cool Comforts of My Home Restored"
My equipment was operational in no time thanks to the technician's expertise and efficiency.
Katherine Oliver
Diagnosed the Problem and Repaired AC
Oleg came per schedule, diagnosed the problem with the AC, completed the necessary repairs, checked the unit, and found it was working fine. Thank you, Oleg.
Mo Dawud
Appreciate the professionalism
Thank you for fixing my problems so quickly, literally an hour after I reported the issue with my AC. Always appreciate the professionalism and response time from this team.
michael milshtein
Fast, Polite, and Professional
Had CALI HVAC out for an HVAC system repair in Concord — fast, polite, and knew exactly what they were doing. They explained everything clearly and even gave me tips on basic A/C maintenance. Great experience all around!
Myra Ellis
Diagnosed and Repaired My HVAC
I brought this company on to help with my HVAC estimate, and after being provided a couple of misleading quotes, I had so much misinformation I believed I needed a whole new HVAC system. Daniel walks in, very matter-of-factly assessed my system, and within a short period of time diagnosed and repaired my HVAC, charging me only $400! My god, I was worried about having to come up with $10k–$20k. Thanks, Daniel!
Jo
I Fully Trust This Company
I had a request for service on my A/C unit after 5 p.m., and Cali HVAC sent a technician right out without hesitation. The owner is trustworthy, reliable, and pleasant. I fully trust this company and their wonderful, competent technicians to be there for me any time.
Linda Storhoff
Cool Comforts of My Home Restored
When my air conditioner stopped down in the thick of summer, I was sweating profusely. Fortunately, I was able to locate a trustworthy heating and conditioning company that promptly dispatched someone. My equipment was operational in no time thanks to the technician's expertise and efficiency. In no time, I was back to relishing the cool comforts of my home, and for that, I am incredibly thankful.
Serving Brentwood, Antioch, Walnut Creek, San Ramon, Danville, Martinez, Oakley, Pleasant Hill, Lafayette, Orinda, Moraga and beyond
Air Conditioning Service Contra Costa County
If you want to make sure your air conditioner works as it should, all year long, you need to hire a professional.
Cali HVAC offers experienced AC services that address every aspect of your system’s needs, from preventative maintenance to optimizing performance. We can also make sure your system is working efficiently, protecting you from unnecessarily high energy bills.
When you call Cali HVAC, you can trust us to deliver the quality workmanship we’re known for. Our technicians are not only qualified to handle the job, but they perform the work with pride and integrity. AC service may be the only thing standing between you and complete comfort, no matter how high the temperatures climb this summer. Make sure you choose Cali HVAC for a job well done.
Protect your comfort and prevent unnecessary breakdowns with AC service by Cali HVAC. Call (925) 397-2170 to schedule an appointment!
At Cali HVAC, we keep homes and businesses in Concord and the surrounding Contra Costa County communities comfortable year-round. Our licensed, experienced technicians deliver fast, dependable heating, cooling, and air quality solutions tailored to your needs—and we stand behind every job we do.
Why Choose Us:
Prompt, reliable service with same-day and weekend availability
Skilled, fully trained technicians with years of hands-on experience
Flexible payment plans, financing options, warranties, and free estimates
Clear communication from start to finish on every project
Carrier Factory Authorized Dealer with access to premium equipment and resources
Comprehensive residential and commercial HVAC and air quality services
Carrier Factory Authorized Dealer with top-tier systems.
Comfort That Fits Your Budget
Financing, payment plans, warranties, and free estimates.
Expert, Licensed Technicians
Factory-trained, fully licensed pros for every HVAC job.
Fast, Reliable HVAC Service
Same-day service, weekend appointments, and on-time arrivals.
Coupons & Discounts
Free Estimate
For HVAC Installation
Get a free estimate with every HVAC system installation. Give us a call to learn more!
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Valid
Nov 1, 2025
- Apr 30, 2026
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