McMaster Heating and Air Conditioning

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2 McLaren Ste C
Irvine, CA 92618
+1 (949) 481-7995
http://mcmasterair.com
McMaster Air takes an engineered approach to your home comfort, which means no guessing. Our technicians are highly trained to assess your home and customize the best plan for your comfort. We perform load calculations to determine the right size equipment and duct sizing for your home, to ensure the most energy efficient system is put in, saving you money! We are committed to your bottom line, which means we undergo and meet all standards to become registered for local rebate and tax incentive programs that can be given to you. We pride ourselves as being established in the community, which makes us your partner for life. This philosophy and commitment to customer satisfaction has awarded us with the distinguished Carrier Presidents Award, 5 years in a row. We are the only contractor in Orange County to achieve this, and we did it for you!

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Reviews

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4.597 reviews
Diane B.
3/27/2025

We have been customers of McMaster Heating & Air Conditioning for over 10 years and 5 stars aren't enough. We chose Ron and his company to replace our HVAC system after extensive research and...

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Chase M.
8/15/2025

I live less than a mile from their service area listed on their website and the Yelp map actually shows me inside the area. I called to get clarification and see if they would make an exception...

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Ron L.
3/22/2024

2-Year Update - System was installed two years ago and is still working great. Just had them out for the annual service/tune up and everything is in good shape. Appreciated the great customer...

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H B.
1/13/2024

Will keep this short and sweet Installation - 5 Unit was installed very well and in one day Customer Service - 2 Need help in this department. Not the friendliest and not quick to respond to...

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Sherry T.
10/6/2023

I was able to get my home warranty insurance cover the cost of some of my heater replacement. I could pick my own company and chose McMaster for the amazing Yelp reviews. The process to get the...

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