
About Us
Proudly Serving San Jose & Surrounding Areas
A-1 Heating and Cooling
A-1 Heating and Cooling is San Jose’s premier HVAC contractor servicing Northern California since 1983.
We’re family-owned and operated. Our team is composed of highly talented and experienced HVAC professionals who specialize in all phases of residential heating, ventilation, and cooling services.
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Our Mission
Provide clients with the highest quality service at fair and competitive prices. We pledge to deliver quality services and ensure the longevity of our company through repeat and referral business.
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Our Core ValuesWe believe in professionalism, honesty, and fairness in every interaction we have with our customers, suppliers, and professional associates. These values are what drive our mission forward.
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Business QualificationsSimply put, we’re heating and cooling professionals. We maintain a high level of quality by any means necessary. Our team has been delivering professional HVAC services to Bay Area homeowners and contractors for over 35 years. In that time we’ve developed a world-class business and reputation that we’re proud of. All of our installers and technicians are licensed and trained on a regular and ongoing basis.

Meet the Technicians Reshaping Home Comfort
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Brad Gentile President & CEO
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Bill Gentile Project Manager
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Hyman Kang Sales Director
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Ryan Dolan Installation Manager
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Juan Lara Field Supervisor
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A-1 Heating & Cooling Partnerships
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Cooling ServicesWhether you’re ready to install a new A/C unit or are about to replace an older unit with a more energy-efficient model, A-1 is ready to do the work to get your property ready for cooler temperatures.
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Heating ServicesReady for a new heater? We’ll set it up for you properly. Looking to replace your furnace? We’ll ensure it’s the right size for your home and install it quickly and efficiently.
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Air QualitySuffering from allergies and asthma? Your situation could be vastly improved by enhancing your indoor air quality using an air purifier or UV lights that scrub the air clean of contaminants.
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Repair and MaintenanceWhen your A/C conks out in summer heat, it’s absolutely no fun. Give us a call to remedy the situation and bring back cooler temperatures to your home.

Breathe Easy with A-1 Care
Real Customers. Real Comfort.
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Not only fixing my current thermostat problem within the scheduled window, he also checked my AC unit health and gave me advice how to use it more efficiently.- Asano A.
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Elmur came out and quickly diagnosed the problem with our HVAC system ordered the part and was back 2 days later to install it.- Gabe B.
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Francisco texted me to say when he would arrive at my house. He arrived on time and started to check out the furnace.- Linda A.
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From maintenance checks before the seasons start to “umm, there’s a new icon I’ve never seen before on my thermostat” they are here to help.- Melissa H.
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They were friendly, professional, and always on time (2 day install). They were able to diagnose a problem with my upstairs air flow and offered various options for addressing the issue.- Brian T.
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Danny with A1 Heating and Cooling was our technician and was very helpful in giving us thorough explanations on what was needed- Hugo L.
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Their technician, Francisco, was very prompt, professional and clean, and answered all my questions.- Tim C.
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Danny was super helpful and a explained all that he saw going on with my heating system.- Adele M.

