About Us

About Marathon Services

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Marathon HVAC Services, LLC. started as a family owned and operated AC and heating company. We have proudly served our customers throughout Los Angeles County since 1990. We have the knowledge and experience to service older units. As an independent dealer of the uncompromising American Standard Heating & Air Conditioning product line, our highly- trained professionals offer new unit installation, with the latest technology in indoor comfort – such as eco-friendly products and remote access.

quote 1Reviews

Steven W.

Had a quote for repair from another vendor that was far higher, ridiculously high. Marathon was far less, and great work. When they didn’t quite fix the problem, returned promptly and identified what needed to be done and only charged for the part, not labor. Fast, and polite, they will

Susanna A.

They provided a timely, efficient and technician was professional. Delivered service to my concerns with my HVAC, reasonably priced.

Diana L.

Marathon HVAC Services, LLC. was recommended by a contractor for a remodel. They replaced old ducting, relocated the furnace and coil, and installed new air vents. A big job and definitely not an easy one, but they were thorough. They are transparent and honest with what work needs to be

Peter K.

Very professional and on time. We love ray and his crew!! Would highly recommend it to everyone.

Marie C.

Ray Martinez and his team are responsive to my concerns about issues with the HVAC equipment and are able to come out to my home to repair equipment, and/or service it in a timely manner. The prices for service and for equipment are fair and reasonable.

Beverly A.

Relatively new thermostat went south. Marathon replaced it quickly with no charge and no fuss. Professional and on-time installer.

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Any Repairs

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Expires: 05/31/2023