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Air-Tro: Your Headquarters for AC Service & Repairs in Pasadena and Los Angeles

In today’s world, finding high quality commercial & AC residential services has never been more important. With skyrocketing utility costs and increased demand for consistent indoor comfort, making sure your system is both energy efficient and effective at indoor heating and cooling is now mission critical for homeowners and commercial business owners. Luckily, with new technology breakthroughs in green energy, it’s never been easier to enjoy total indoor comfort 24 hours a day. For commercial building owners, recent tax changes have also made it a great time for system upgrades while enjoying California tax incentives.

Call Air-Tro, where we specialize in value and cost efficiency for all our customers. We’ve been providing the San Gabriel Valley commercial & residential services since 1969. Family owned and operated, our team of seasoned HVAC professionals offer courteous service, rigorous inspections, and up to date expertise on all the latest technologies, products and best practices.

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Professionals you can trust

Are you a homeowner in the San Gabriel Valley, Pasadena or Los Angeles looking for an HVAC specialist you can count on? We carefully screen each member of our HVAC team to ensure a positive experience that goes beyond courtesy. It’s about people and service you can trust: in your home, at your business, working on your equipment, or around your family.

All our Air-Tro employees are long term, well trained, and trustworthy members of our company family. Many of our teammates have grown with the company for decades themselves. At Air-Tro, we find that the best way to ensure we provide high quality service is by focusing on one thing first: trust. You can count on us, not just for current information or HVAC expertise, but for being people you can rely upon for honesty and integrity every step of the way.

Read our testimonials. Examine our reviews. Check out our years of Readers’ Choice Awards from residential and commercial customers just like you. We’ll work hard to ensure your satisfaction with our work, not just during this visit but for years to come. Call us today at (626) 357-3535.

readers choice awards

We've been keeping California comfortable since 1969, winning awards and customers with friendly, experienced technicians and service.

Call us at (626) 357-3535

Expert Residential HVAC Contractors in Los Angeles and Surrounding Areas

Air-Tro, Inc. is a leading provider of residential HVAC services in Los Angeles and the surrounding areas, including Pasadena and the San Gabriel Valley. Our team of experienced professionals has been serving the area for nearly four decades, offering expert installation, repair, and maintenance of residential HVAC systems. With a focus on customer satisfaction and top-quality workmanship, we are dedicated to keeping your business comfortable and energy-efficient.

Comprehensive Commercial HVAC Services in and Near Los Angeles

At Air-Tro, Inc., we offer a wide range of commercial HVAC services to meet the unique needs of your businesses in Los Angeles, Pasadena, and the San Gabriel Valley. Our services include installation of new systems, such as commercial air conditioning, heating, and ventilation systems, regular maintenance services to ensure your equipment is running smoothly and efficiently, and with emergency repair services for when unexpected issues arise. We offer commercial AC repair and heating services to ensure your business stays comfortable all year round.

Contact Air-Tro, Inc. for Residential HVAC Services in Los Angeles and Nearby Areas

For reliable and affordable residential HVAC services in Los Angeles, Pasadena, and the San Gabriel Valley, contact the experts at Air-Tro, Inc. Call us today at (626) 357-3535 to schedule a consultation and see how we can help you.

Our Customers Love Us

Thank you, Peter. The whole process was much easier than I had anticipated, thanks to you and the workmen. It was a joy to work with your company.

- Carol V.

Culver City

Fast appointment and fast diagnosing and taken care of my air conditioning problem. They are not cheap but they are courteous and fix your problem fast.

- Vicente/Sandra S.


Aaron was great!!! He is courteous, explained everything he was doing, and informed me of the problem, and fixed the problem.

- Luis G.

Los Angeles

You installed my system and have maintained it ever since and it has worked very well you also installed my parents system in Arcadia, Your tech Chris is very good and I request him for my service twice a year. Thanks for your professional service.

- Jerry G.


Our tech was very efficient, neat and especially nice. Thank you.

- Richard G.


The service technician was prompt and very professional.

- Peggy S.


Dale is a great technician, honest and helpful.

- Saga Motor Hotel



Heating and Cooling Services You can Rely On

Looking for the best of the best in repair, maintenance and top quality heating and air conditioning systems? You've come to the right place, with Air-Tro. We've been keeping California comfortable since 1969, winning awards and customers with friendly, experienced technicians and service.