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HVAC Sales, Service & Installation

San Jose, CA HVAC Installation & Repair

Trusted HVAC service for the South Bay's largest city

Get an Instant Quote Call (415) 483-4933
Family & Locally Owned Since 1970 Licensed & Insured Dave Lennox Premier Dealer Emergency Services Available License #970192

HVAC Service in San Jose

San Jose's inland valley location means hot, dry summers and cooler winters than much of the Bay Area, which puts real wear on air conditioning and heating equipment alike. Contra Costa Heating & Air Conditioning brings honest, competitive HVAC service to homes and businesses throughout San Jose, backed by more than 50 years of Bay Area experience.

Whether you're in an older home near Willow Glen or a newer build near Evergreen, our licensed, insured technicians are equipped to handle installs, repairs, and maintenance on all major HVAC brands, with a focus on Lennox high-performance systems.

Our Services in San Jose

Heat Pump Installation & Repair

High-efficiency heat pump systems sized and installed for reliable heating and cooling in every season.

Mini Split Installation & Repair

Ductless comfort for additions, ADUs, and hard-to-condition rooms, installed and serviced by certified techs.

Air Conditioner Installation & Repair

New AC installations and fast repairs that keep your home cool through the region's warmest stretches.

Furnace Installation & Repair

Dependable furnace installation, tune-ups, and repair to keep your home warm through cold, foggy winters.

Water Heater Services

Installation, repair, and maintenance for traditional and high-efficiency water heaters, including heat pump models.

Routine Maintenance & Tune-Ups

Seasonal tune-ups that catch small issues early, extend equipment life, and protect your energy bills.

Air Quality Assessment & Improvement

Indoor air quality testing and solutions that reduce allergens, smoke intrusion, and stale indoor air.

Emergency HVAC Services

24/7 emergency response when your heating or cooling system fails and comfort can't wait.

Areas We Serve

Proudly serving San Jose and communities throughout the greater Bay Area.

  • Pleasanton, CA
  • San Jose, CA
  • San Francisco, CA
  • Oakland, CA
  • Concord, CA
  • Berkeley, CA
  • Alameda County, CA
  • Alamo, CA
  • Burlingame, CA
  • Castro Valley, CA
  • Danville, CA
  • Dublin, CA
  • Livermore, CA
  • Moraga, CA
  • Orinda, CA
  • San Mateo, CA
  • San Ramon, CA
  • Union City, CA
  • Walnut Creek, CA

Ready for reliable comfort in San Jose?

Schedule your free quote today or give our team a call.

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