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– Professionally Trained Hvac Technicians
– Residential & Commercial – 24 Hours / 7 Days
– Always Prompt, Honest, & Reliable


Over 250,000 Satisfied Clients
Read what customers have to say



  • Heating and Air Repair San Diego
  • Thermostats
  • Whole House Air Purification
  • Apartments & Condominiums
  • Scheduled Maintenance
  • Furnace Repair in San Diego
  • Service Calls – Fast Response
  • Duct Inspection & Sealing
  • Heat Pumps & Energy Savings
  • Humidifiers
  • Zoning for Savings & Comfort
  • Property Management Services
  • Garbage Disposals
  • Tankless Water Heaters
  • Sinks, Bathtubs & Toilets
  • Low Water Pressure
  • Earthquake Shut-off Valves
  • Backflow Prevention
  • Water Heaters
  • Shower Repair & Replacements
  • Water Softener Installation
  • Re-piping With Copper
  • Burst Pipes
  • Gas Lines


“I called them up at 10pm because we had a sudden burst pipe in our home. They were there within the hour, the owner assured us that it was going to be great and explained to us exactly what they were doing. They really went above and beyond our expectations. All of our stuff was put back together perfectly, and we were VERY happy with how it all turned out. Definitely our new favorite company.” -Mark G. San Diego, CA


“We needed our AC system repaired on a very hot day. They arrived promptly less than hour after I called them and fixed our home AC system without delay. Their prices were very reasonable and the technician that they sent was really friendly & knowledgeable. I fully recommend Ace Contractors!” -Albert H. San Diego, CA

HVAC Rancho Bernardo

HVAC Rancho BernardoThe in-office staff and expert technicians that represent Ace Contractors take pride in being reliable, honest, and efficient in providing terrific assistance to our Rancho Bernardo clients and beyond. Knowledge and skill aren’t the only things we boast about! We brag about the fact that YOU have kept us in business for over 50 years because you trust us with your HVAC and plumbing services. YOU have allowed us to grow into making more than 250,000 customers happy all around Southern California. Thank you for putting your trust in us. It is our utmost pleasure to serve you. Now, how can we help you today?

HVAC Contractor – Providing Repair, Maintenance and Installation Services for Residential and Commercial Properties

If you live in Rancho Bernardo, you shouldn’t be putting the care of your air conditioning unit into anyone’s hands but ours. 50 years of experience has taught us quite a lot about the HVAC industry. And guess what? We’re still learning each and every day. When your AC is down don’t call up competing firms that make promises they can’t keep. Ace Contractors offers top quality work every time! Dial our number now!

  • Emergency Service
  • Open 24 Hours
  • Same-Day Service
  • Residential & Commercial
  • Thermostat Upgrades (Wifi)
  • Light Commercial HVAC
  • Duct Cleaning
  • Exhaust Fans
  • Whole Home Re-Ductings
  • Preventative HVAC Maintenance Packages
  • Air Conditioning
  • Split Systems
  • Ductless Systems
  • Heating
  • HVAC Systems
  • Cooling Systems
  • Air Conditioner Installation
  • Central AC
  • AC Repair
  • Chillers
  • HVAC Controls
  • Equipment System Integrations
  • Energy Management
  • Furnace Installation & Repair
  • Pilot
  • Heat Pumps
  • Hybrid Systems
  • Wall Heater
  • Floor Heaters
  • Boilers
  • Air Purification
  • Air Filter Cleaning
  • Electronic Air Cleaners
  • UV Light Systems

Water Heater Repairs

Replacing and repairing your water heater is one of our top priorities. We can perform regular maintenance to prevent more costly issues or we can come in and help out with a remodel to install an entirely new unit. We know plumbing issues don’t always strike at a convenient time. That’s why we make it our business to be available to you night and day.

Heating Repairs

Ace Contractors is a premium, full-service Rancho Bernardo heating contractor so you can depend on us to service all of your HVAC needs. Our products and services are guaranteed to meet your approval. Plus, we offer free estimates before we begin any work for you. Other firms try to tack on services that you don’t need. Ace Contractors specializes in honest, straightforward service. You will get the information you need in writing and you only pay for the services that are necessary!

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