Welcome to Cobalt Heating and Cooling

Welcome to Cobalt Heating and Cooling, your heating, air conditioning specialist. For over 28 years we've been serving the Greater San Jose Area’s heating and cooling needs and are the most trusted HVAC technicians in the business. 

Whether your needs are big or small, from cleanings and minor repairs to full service installations, Cobalt Heating and Cooling does it all. We're fully licensed and insured and are capable of working on most any kind of system. Our capable staff of trained and certified technicians can easily handle commercial or residential jobs we offer:

  • AC Repair
  • AC installation & Replacement
  • Heating system repair
  • Heating system installation & replacement
  • Duct Work


Cobalt Heating and Cooling specialty team of highly skilled HVAC technicians are all factory trained and can handle even the most complex jobs. Have questions about heating or air-conditioning? No problem, our technicians can answer them.

For quality heating and AC service call Cobalt Heating and Cooling, the heating and air conditioning specialist today.

License # 938432

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408-227-7573.


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Serving The Greater San Jose Area.

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408-227-7573