Air Conditioning Service On Long Island, NY

technician working on out door AC unitDid you know that getting air conditioning service for the air conditioning system in your Long Island, NY home is one of the best ways you can be sure it’s running effectively and efficiently? People are often unaware of how important regular AC service is to the life of their system. That’s why T.F. O’Brien Cooling & Heating offers comprehensive air conditioning service to people in the Long Island, NY area.

Your annual air conditioning service will help to keep your system running smoothly. What’s more, when you work with us, you’ll be working with a company that’s been helping people with their home comfort needs since 1934. We think that shows we know how to help our customers stay comfortable, no matter how hot it gets outside.

Extensively Trained Air Conditioning Technicians are Here to Help

At T.F. O’Brien Cooling & Heating, we take great pride in our skilled craftsmen, and we think you’ll notice the difference, too. They bring their great attitudes and work ethic to every jobsite, and our entire company works hard to make your experience with us hassle-free and enjoyable. From the professionalism of our engineers, to the dedication of our NATE-certified technicians, we strive to deliver optimal air conditioning service to you, our valued customer. Our goal is to give you the best air conditioning service money can buy for your Long Island, NY home, and we’re never happy until you’re completely satisfied with the work we’ve done for you.

Get Started with an Estimate

Call T.F. O'Brien Cooling & Heating at (516) 488-1800 or complete our short form below and a representative will reach out to you.

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    "Completely Satisfied"

    "I was completely satisfied with the professionalism, quality, and courteousness of your service. I will continue to call on and recommend you all future AC/Heating needs. Thank You."

    - T.F., Baldwin, NY

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    85+ years of service

    To Your Success


    Five Stars

    1,767 reviews



    Five Stars

    1,183 reviews

    T.F. O’Brien review scores as of 4/12/24

    When you’re looking for air conditioning service on Long Island, NY, look no further than T.F. O’Brien.

    T.F. O’Brien Cooling & Heating’s team of expert technicians is specially trained to perform air conditioning service on virtually any air conditioning units on the market, as well as the high-quality brands and models we sell. They’ll work hard to meet your needs both professionally and efficiently to your complete satisfaction. We guarantee that you, our valued customer, will be completely satisfied with the air conditioning service we perform for you – in fact, you won’t pay until you are.

    Don’t suffer through another sweltering summer – choose the professionals at T.F. O’Brien Cooling & Heating to help with all of your air conditioning needs. T.F. O’Brien proudly serves all of Long Island, including Nassau CountySuffolk County, and Brooklyn. When you need an air conditioning contractor for your Long Island, NY home, T.F. O’Brien is ready to assist you. Simply call us at 516.488.1800 and one of our friendly representatives will be more than happy to help you.

    T. F. O’Brien proudly offers Long Island, NY customers air conditioning service and more.

    When you choose T.F. O’Brien Cooling & Heating for the air conditioning service needs of your Long Island, NY home, you’ll be working with a full service air conditioning company that strives to offer customers a complete range of air conditioning products and services. We think you’ll see the difference in what we have to offer right away, because we take our responsibility to you very seriously. We explain to you exactly how our skilled technicians are going to service your air conditioning system, and you can count on us to complete your job the right way. In addition to expert air conditioning service, T.F. O’Brien is pleased to provide many additional air conditioning products and services, including:

    T.F. O'Brien service area map

    Click For Areas We Provide Air Conditioning Services: