10 Best HVAC Companies in Napa, CA

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Last Updated: February 25, 2025

On average, 55% of energy use in American homes goes toward heating and cooling, according to the Department of Energy. With the higher cost of living in Napa, you're likely eager to find ways to save on your energy bills.

We've compiled this guide to Napa's top HVAC companies to help you find the right person for your job and get your system into its best shape ever.

Top 10 Best HVAC Companies in Napa

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Precision Air Solutions

Precision Air Solutions Logo

Our Rating

User Rating

1090 Adams St Suite A-1, Benicia, CA 94510 (707) 741-1993 precisionhvacco.com

Prompt service delivery

Clear pricing policy

Reliable customer support

Free quotes

Informative resources

Services Offered

Indoor air quality
Ductless
Emergency services
Ac repair
Ventilation
Filtration
Furnace repair
Boiler installation
Maintenance
Ac installation
Furnace installation
Inspection

Ongaro & Sons

Ongaro & Sons Logo

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User Rating

2995 Dutton Ave, Santa Rosa, CA 95407 (707) 579-3511 ongaroandsons.com

Clear pricing policy

Free quotes

Informative resources

Services Offered

Furnace installation
Boiler installation
Boiler repair
Inspection
Ductless
Ac installation
Duct cleaning
Ac repair
Indoor air quality
Smart home integration
Maintenance
Furnace repair

Baker's Heating and Air Conditioning

Baker's Heating and Air Conditioning Logo

Our Rating

User Rating

751 Hoffman Ln, Brentwood, CA 94513 (925) 420-0400 bakerhvac.com

Free quotes

Clear pricing policy

Prompt service delivery

Reliable customer support

Services Offered

Furnace repair
Ductless
Ventilation
Emergency services
Inspection
Indoor air quality
Ac installation
Ac repair
Furnace installation
Maintenance

Contra Costa Heating & Air Conditioning

Contra Costa Heating & Air Conditioning Logo

Our Rating

User Rating

14670 Wicks Blvd, San Leandro, CA 94577 (510) 343-9841 contracostaheating.com

Informative resources

Clear pricing policy

Reliable customer support

Free quotes

Services Offered

Zoning systems
Inspection
Ventilation
Furnace installation
Indoor air quality
Ac installation
Maintenance
Ac repair
Furnace repair
Emergency services
Filtration
Ductless

Clean Air HVAC

Clean Air HVAC Logo

Our Rating

User Rating

428 N Buchanan Cir #1, Pacheco, CA 94553 (925) 689-7017 cahvac.com

Informative resources

Clear pricing policy

Reliable customer support

Services Offered

Emergency services
Boiler installation
Ventilation
Furnace repair
Ac repair
Ductless
Furnace installation
Indoor air quality
Filtration
Zoning systems
Maintenance
Ac installation

Ariston Heating and Cooling

Ariston Heating and Cooling Logo

Our Rating

User Rating

111 Center Ave Suite M, Pacheco, CA 94553 (925) 421-0888 aristonheatingandcooling.com

Reliable customer support

Clear pricing policy

Free quotes

Informative resources

Services Offered

Indoor air quality
Ac installation
Filtration
Smart home integration
Furnace repair
Ac repair
Maintenance
Ductless
Furnace installation

Prime Genius Heating, Air & Appliances

Prime Genius Heating, Air & Appliances Logo

Our Rating

User Rating

1275 Halyard Dr # 175, West Sacramento, CA 95691 (916) 800-4007 primegeniusinc.com

Free quotes

Reliable customer support

Informative resources

Clear pricing policy

Services Offered

Furnace installation
Maintenance
Ac repair
Ductless
Filtration
Furnace repair
Indoor air quality
Ac installation
Ventilation
Boiler installation
Duct cleaning

Dale Heating Cooling & Sheetmetal, Inc.

Dale Heating Cooling & Sheetmetal, Inc. Logo

Our Rating

User Rating

3015B Coffey Ln, Santa Rosa, CA 95403 (707) 526-5709 dalehcs.com

Clear pricing policy

Prompt service delivery

Reliable customer support

Informative resources

Free quote

Services Offered

Furnace repair
Ductless
Ac installation
Maintenance
Smart home integration
Emergency services
Filtration
Ventilation
Inspection
Furnace installation
Indoor air quality

AC Heating & Cooling Services Inc

AC Heating & Cooling Services Inc Logo

Our Rating

User Rating

3500 Clayton Rd, Concord, CA 94519 (925) 521-1807 acheatingandair.net

Prompt service delivery

Clear pricing policy

Informative resources

Free quotes

Reliable customer support

Services Offered

Furnace installation
Inspection
Ac installation
Duct cleaning
Ac repair
Emergency services
Ventilation
Indoor air quality
Filtration
Furnace repair
Maintenance

AC Heating and Cooling Service Inc.

AC Heating and Cooling Service Inc. Logo

Our Rating

User Rating

945 Taraval St Suite 177, San Francisco, CA 94116 (415) 333-9903 acheatingandair.net

Clear pricing policy

Informative resources

Reliable customer support

Free quotes

Prompt service delivery

Services Offered

Inspection
Duct cleaning
Furnace repair
Furnace installation
Filtration
Emergency services
Indoor air quality
Maintenance
Ventilation
Ac installation
Ac repair
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on hvac companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

Signs You May Need HVAC Repair or Replacement

If your HVAC system is having issues or getting near the end of its lifespan, it likely needs servicing or replacement from an HVAC company. Watch for these signs your system needs service:

  • Frequent breakdowns and need for repairs
  • Thermostat malfunctions or temperature control issues
  • Poor air circulation or uneven heating/cooling
  • Refrigerant leaks
  • Higher than normal energy bills
  • Odd noises when turning on
  • Rust, cracking, or corrosion
  • An HVAC system that's over 15 years old

If you notice any of these HVAC issues, have a technician inspect your system. A local professional can identify problems and let you know whether whether repairing or getting a new HVAC unit is the correct solution.

Cost of HVAC Installation and Maintenance in Napa

What you spend on HVAC installation or maintenance depends on your system style. Common HVAC unit styles include the following:

  • Split or mini-split: If your home lacks the right ductwork for central air or heating, you likely have a split HVAC system. Split or mini-split systems consist of internal units that regulate the temperature in individual rooms, and that are all connected to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system functions comparably to a regular split system. It provides flexibility by providing the option to use either electricity or gas for energy.
  • Heat pump: Heat pumps transfer warm and cool air between your home and the outdoors. They don't create their own heating and cooling, so they work best in more moderate climates and may not be as effective during Napa's hot summers.
  • Packaged heating and air: Packaged HVAC systems are often a good option for smaller homes. Packaged systems consist of a single heating and cooling unit, typically located in a basement or attic. This unit tends to be compact, efficient, and easy to maintain.

The cost of HVAC maintenance also varies depending on what kind of work being done. HVAC systems are complicated and can require different kinds of maintenance. The prices of some common jobs are as follows:

HVAC Unit TypeCost
Split$2,131-$5,432
Hybrid Split$4,318-$7,955
Heat Pump$3,343-$34,066
Packaged Heating and Air$280-$466

Ways to Save Money on HVAC Costs

Taking care of necessary HVAC repairs and replacements when needed is crucial, but can be costly. Fortunately, there are steps you can take to slow the wear and tear on your system.

  • Keep your system clean. Cleaning your grills, condenser fan blades, ductwork, and indoor evaporator coil regularly helps your HVAC system work efficiently and reduces the risk of mold growth. The National Air Duct Cleaners Association recommends cleaning your HVAC system once it starts to look dirty.
  • Change filters regularly. Replacing or cleaning your air filters every 30–90 days helps air flow efficiently through your system. You should also try to keep debris away from the outside areas of your HVAC system as much as possible.
  • Change the position of your blinds seasonally. Closing your blinds in the summer blocks some passive solar heat from getting indoors. Opening the blinds in the winter allows this same heat to help warm your home. Both of these measures help decrease the work required from your home’s HVAC system.
  • Monitor for potential problems. Monitoring your system for problems — for example, by checking your thermostat and energy bills regularly — helps you catch issues before they get too expensive.
ServiceCost
Filter Replacement$70-$187
Condensor Cleaning$1,399-$4,196
Thermostat Repair$93-$233
Ductwork Cleaning$448-$1,119

How To Choose a Local HVAC Company

Knowing what makes a trustworthy HVAC company is vital for a successful installation or repair. An experienced, credentialed HVAC contractor gives you confidence your system can provide reliable heating and air conditioning year-round.

Compare Multiple Bids

Contact at least three HVAC contractors for quotes. Describe your issues and schedule an in-person inspection if possible. Compare contractors' diagnoses, suggested repairs, estimated costs, warranties, and timeframes. Avoid companies that pressure you or demand upfront payment.

Check Credentials

Choose an HVAC company with skilled technicians who have appropriate licensing and experience. HVAC contractors in all states have federal requirements set by the Environmental Protection Agency (EPA). To obtain the EPA Section 608 Technician Certification, contractors must pass an exam (the type of exam depends on the kind of equipment they intend to work with). Section 608 certification is required for all technicians who "maintain, service, repair or dispose of equipment that could release refrigerants into the atmosphere." All other licensing requirements are handled at the state level.

HVAC contractors in California must be licensed by the Department of Consumer Affairs Contractors State License Board (CSLB). HVAC contractors are considered specialty contractors by the CSLB. All contractors are required to have four years of experience and to be bonded. Contractors with employees must also meet insurance requirements. Reviewing feedback on Yelp, Google Reviews, the Better Business Bureau (BBB), and similar sites can assist your decision. Choose a company with great reviews and stories of positive experiences from customers.

Understand Work Details

It’s important to understand what the work process is going to look like. For HVAC repairs, the company should list the specific parts that need replacement and why. Confirm that your technician will clean and test your system afterward to ensure proper functioning. When replacing your HVAC, ask the contractor to provide details on the new model, energy efficiency, estimated installation time, features, and brand. Before signing a contract, make sure you understand the process your provider will use to select the correctly sized system for your home and what the cost will be.

Compare Warranties

Reliable HVAC companies provide warranties for their services. Broader coverage is better, so make sure to review warranties between companies. Choose the one that offers the best coverage at a fair cost.

Get Quote in Writing

Get written estimates before starting HVAC work. The quote should cover costs for both labor and materials. Read all terms carefully before signing.

Frequently Asked Questions About HVAC in Napa, CA

You should have your HVAC system inspected approximately twice a year. At the time of the inspection, your technician will inform you if any services are needed. You should also call a technician if you notice new issues such as leaks, strange noises, or unusual smells. If your system has ductwork, you should have it inspected every few years.

Usually, it's best to have your HVAC system inspected in the spring and fall, as these times tend to be less busy. This also helps make sure your system is prepared for the summer and winter, when it typically sees the most use.

You can save energy during the summer by reducing the amount of power your HVAC system uses to keep your home cool. Set your thermostat as close to the outside temperature as you comfortably can, and try to avoid making drastic changes in temperature all at once. Keep your roof in good shape and seal any leaks around your windows and doors to avoid letting cool air escape. Similarly, ensure that your attic is well ventilated to avoid trapping excess heat in your home.

It takes around one to three days to have your HVAC system installed or replaced. If you only need a furnace or a single air conditioning unit, this can take between half a day and two days. This timeline will be affected by the size of your house, how easily accessible your system is, and any issues your technician uncovers.

Your HVAC company may offer financing options through a third-party lender, or you might choose to obtain a loan on your own. It's a good idea to discuss payment options with a financial advisor and your HVAC company to make sure that you're choosing the best option for you.

There are a number of ways you can make your HVAC system more energy-efficient:

  • Keep ductwork clean, and change or clean your air filters on a regular basis.
  • Schedule regular inspections to take care of issues as they arise.
  • Make sure your doors and windows are well-sealed and keep your attic well-ventilated.
  • Install a smart thermostat. If you don't want to or can't buy one, try keeping your inside temperature as close to the outside temperature as is comfortable.
  • When replacing part of your system, see if there are Energy Star-certified or similar environmentally friendly options.

Other Napa, CA Home Services

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