20% Todays special Deal in your city

Book online now 24
address

Ontario, CA

We're showing you current address. But you can change your address.

20% Todays special Deal in your city

phone

+1 213 205 21 43
Book online now 24

Professional AC Repair Services in Ontario, CA

#1 AC Guys is your go-to solution for expert AC repair services in Ontario, South California. As a f...

  • 80 years experience in engineering
  • Available 24/7 for Emergencies
  • Quick service Same-Day inspection and estimate
★★★★★

95% of clients recommend us

google faccebook yelp
AC repair

Special Deals

clarity-1

AC repair 10
year warranty

Up to 10 years warranty on repaired parts

Book now
clarity-2

Installation &
Replacement service

Up to 10 years air conditioner warranty Lifetime work guarantee

Book now
seo

Comprehensive AC Repair Solutions


At #1 AC Guys, we understand the importance of a well-functioning air conditioning system, especially in the warm climate of South California. Our comprehensive AC repair solutions cater to both residential and commercial clients in Ontario, ensuring optimal comfort and air quality throughout the year. With our extensive experience and commitment to excellence, we guarantee reliable and efficient service for every project.

Why Choose #1 AC Guys for Your AC Repair Needs?


Our family-run business is built on a tradition of quality and trust, offering over 80 years of combined engineering expertise. Trained by some of the world's leading AC manufacturers, our engineers possess the knowledge and skills necessary to tackle even the most challenging repair jobs. Whether it's a minor repair or a complex system overhaul, we approach each project with the same level of dedication and professionalism.

Residential AC Repair Services


Homeowners in Ontario can rely on #1 AC Guys for prompt and efficient AC repair services. We understand the unique needs of residential properties and work diligently to restore your home's comfort as quickly as possible. Our team is equipped to handle a wide range of AC issues, from simple fixes to comprehensive system evaluations and repairs.

Commercial AC Repair Services


We also specialize in commercial AC repair services, catering to businesses of all sizes in Ontario. A well-functioning AC system is crucial for maintaining a comfortable and productive work environment. Our experienced engineers are adept at diagnosing and repairing commercial HVAC systems, ensuring minimal downtime and maximum efficiency for your business operations.

At #1 AC Guys, we are dedicated to providing exceptional service and customer satisfaction. Our goal is to ensure that your AC system operates at peak performance, delivering clean, healthy air for a better quality of life. Contact us today to schedule your AC repair service and experience the #1 AC Guys difference.
close

OUR SERVICES

HVAC Services in Southern California

We offer a wide range of HVAC services catered to both residential and commercial clients.

▶
▶
▶
clarity-small

+1000

Completed project

clients

+5000

Happy clients

PHOTOS

Our project photos

Daikin package unit crane
New construction
Technician Arthur
Technician Sam Los Angeles
Bosch condenser 5 Ton
AHR expo Bosch
AC installation
Commercial Rooftop AC
Commercial Rooftop AC, outdoor ducting
Commercial VRF LG
Commercial ventilation outdoor ducting
AC condenser repair
Commercial VRF LG on roof
Technician Sam
Air Chiller Carrier 60 Ton
AC condenser
Air Chiller Carrier 60 Ton Fan
AHR expo Samsung

STAY INFORMED

Our Latest News

OUR WORKS

Our latest project locations

We offer a wide range of HVAC services catered to both residential and commercial clients.

Helen