Your Comfort Is Our Priority
We specialize in keeping you comfortable. Whether you’re looking to upgrade or repair an existing system, here at Giant HVAC Inc., we stand tall to ensure your comfort.
Turn to the Experts
We're here to make sure you are cool in the summer and warm in the winter. With exceptional customer service and quality craftsmanship, we guarantee you’ll be glad you gave us a call.
We've Got You Covered
Let one of our service experts troubleshoot your HVAC malfunction. We will quote on repairs on the spot. When it comes to being comfortable in your own home ... we’ve got you covered!

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    What We Do
    Our designation as a Carrier Factory Authorized Dealer gives our customers peace of mind knowing their HVAC systems are in expert hands. Not only does Giant HVAC offer expert service for Carrier® products, we have the experience and knowledge to service all makes and models.
    Expert Technicians
    Our Services
    From a new AC or heating installation to thermostat repairs, we can handle all your residential HVAC needs in the Bay Area.
    Heating & Air Repairs
    Let one of the service experts at Giant HVAC, Inc. troubleshoot your HVAC malfunction. We can visit your home and provide a free quote for repairs on the spot.
    Heating & Air Installation
    We are a Carrier Factory Authorized Dealer with a reputation for providing expert installation services for all types of HVAC equipment, from the ductwork to the unit installation.
    Preventive Maintenance
    Sign up for a routine maintenance plan with Giant HVAC to avoid costly cooling and heating repair services, and keep equipment running at peak performance levels.
    Duct Leakage & Repair
    If you suspect that you are losing some of the conditioned air you’re paying good money for, let us take a look at your ducts. We can pressure-test them to determine a solution.
    Indoor Air Quality
    From high humidity levels to dust mites and viruses in the air, our leading indoor air quality solutions can get rid of it all. Breathe cleaner, healthier air at home.

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      Cool Cash Program

      Giant HVAC, Inc. is able to offer our customers rebates through Carrier’s Cool Cash Program. When you purchase a qualifying Carrier® system, you could save up to $1,650!

      Convenient Financing Available

      We partner with Hearth Financing to provide our customers with affordable financing options for HVAC services. We also accept payments from all major credit cards.

      Here's what our customers have to say about our company!
      We wanted to add an air conditioning section to our existing furnace in the attic. Joe from Giant came through with a quote for all Carrier products and a reasonable...
      Richard S.
      In December, Joe and his team did a prompt and professional installation of a high efficiency Carrier heat pump (with a gas furnace backup for the few cold nights around...
      Paul W.
      Joe showed up on time for our appointment and was able to provide professional assessments with courtesy. He conformed with COVID protocols and used shoe cover without me reminding him....
      Ken C.
      We hired Joe at Giant HVAC to install an A/C unit. The team was very professional, fast, polite and thorough. The quote we got was very competitive. Better than 4...
      Johan G.
      We got quotes from over a dozen different HVAC companies in the east bay to install a mini-split air conditioner in our loft. Some of the vendors we spoke with...
      Aaron W.
      simple changes that would improve the efficiency in cooling and heating my 50 year old house. The bid was very reasonable and Joe took care of all the necessary permits....
      Mark Hjerpe
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      Partners in Success
      Here are just some of the high-quality manufacturers that we are partnered with:
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