Keeping California comfortable since 1969 Your Indoor Comfort Should Never Be Compromised. Choose the Experts at Air-Tro For All Your Heating and Cooling Needs Call us Today to Schedule Service Call (626) 357-3535

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.

How can we help you?

Heating & Cooling Equipment

The single most important element that determines a heating and air conditioning system’s performance is the quality of installation. Don’t take a chance with yours.

Rapid Response Repairs

Our trucks are fully loaded for any emergency. Whether you’re in need of a small repair or something more serious, our trained experts have your best interests in mind.

Air Quality

Breathe easy knowing your air quality is taken care of. We work diligently to ensure your air quality systems are installed properly and in excellent condition to do their job.

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.

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

Call us at (626) 357-3535

Creativity in Monrovia Continues with Annual Chalksgiving Event

With the said theme “What We’re Thankful For”, Air-Tro is grateful and honored to support MAFA all way through. They give artists the hope to keep on getting creative despite the pandemic. This is also a golden opportunity to have a great time with family.

Air-Tro Designated as Preferred Diamond Contractor by Mitsubishi Electric; Also Recognized as Samsung Dealer Program Champion

Air-Tro was recently designated as a preferred diamond contractor by Mitsubishi Electric, and recognized as a Samsung Dealer Program Champion by US Air Conditioning Distributors. Translation? We now offer even more perks, financing opportunities and product expertise for our valued customers. Get in touch with the HVAC experts the Southland trusts for all their heating and air conditioning needs. Call Air-Tro today. (626) 357-3535.

Foothill Unity Center Recognizes Air-Tro with Golden Plate Award at 2021 Unity Gala

We’re thrilled to have received the Neighbors Helping Neighbors Business Award at this year’s Foothill Unity Center Gala. This honor recognizes our service to the community during 2020, a time of unprecedented challenges to all. Many thanks to Foothill Unity, and please join us in contributing to this worthwhile organization. Only Air-Tro provides indoor comfort with the knowledge and expertise that comes from more than 50 years as a successful family HVAC business in the San Gabriel Valley. Call us today at (626) 357-3535.

Air-Tro Giving Back to Save Our Restaurants

Monrovia Chamber of Commerce is spearheading a local promotion to save local restaurants struggling during the coronavirus pandemic. Air-Tro is proud to be one of the sponsors contributing to this initiative, and encourages you to help out too!

Air-Tro’s “Pets Want Comfort Too!” Photo Contest Benefits Pasadena Humane Society

Over the holidays we had asked readers to share their cutest, most adorable photo of their comfy pet for a chance to win over $1,000 in prizes. Not only was it a fun contest, the competition was surprisingly competitive.

Check Out Our Moment in the HVAC Spotlight!

Only Air-Tro has been keeping California comfortable since 1969. Call us today for all your HVAC needs. (626) 357-3535.

Air-Tro Employees Giving Back

When it became apparent that food and care products were urgently needed during this pandemic, our employees stepped up to help the Foothill Unity Center serve individuals and families across the Southland with food while our local community struggles to cope with the changes to our routines, plans and day-to-day lives.

Changing Lives with The People Concern

Air-Tro is proud to assist and support the initiatives of The People Concern to empower the most vulnerable among us to improve their quality of life – housed, healthy and safe – and become active participants in the community.

Engagement, Enrichment and Support by Supporting Plymouth PTA

Air-Tro was proud to support the Plymouth Parent-Teacher Association, Inc. (“Plymouth PTA”),a non-profit, all-volunteer organization that provides support and enrichment to the students and families at Plymouth Elementary School in Monrovia, California.

Air-Tro Heating and Air Conditioning’s Own Bob Helbing Selected for Rotary Award

Get the HVAC professionals the San Gabriel Valley trusts for all their heating and air conditioning needs. Call Air-Tro today (626) 357-3535.

Helping Communities in a Time of Crisis

Air-Tro is proud to be recognized by Foothill Unity Center in its newsletter feature, “Neighbors Helping Neighbors.” 

Sanitized Water System for Plymouth Elementary School

Air-Tro is a proud silver sponsor to the Parent-Teacher Association of Plymouth Elementary School (Plymouth PTA).

Keeping the Mission Alive with Together in Mission

Air-Tro is proud to assist the parishes and schools in Together in Mission’s “Our Story is Alive” Annual Appeal 2020.

Helping to Achieve School’s Soccer Goals

Air-Tro is proud to support the Santa Fe Computer Science Magnet School’s soccer goals. Bob Helbing handed personally handed the donation to the School Principal Geoffrey Zamorripa and ASB Fund Raising Coordinator Dave Hart.

Air-Tro Supports Literacy in Monrovia

At Air-Tro we love supporting our community. Especially when it has to do with education and making a better environment for our children. Recently we contributed to Monrovia Reads, a local literacy charity. Here, President Bob Helbing is shown here with Monrovia Reads President Janet Wall.

Brightening Lives with Christmas Baskets

Air-Tro is proud to support Knights of Columbus’ Christmas Baskets that enlightened the lives of 60 deserving families.

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.