Long Island Beach

Air Conditioning Systems on Long Island, NY

There’s no need to suffer when the weather outside on Long Island NY is sweltering – trust T.F. O’Brien to help you cool off with a new air conditioning system. We’re committed to providing the absolute best customer service and expert advice to Long Island residents – we’ve been doing so for more than 85 years!

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Quality HVAC Service Backed By An 100% Satisfaction Guarantee

new AC system

T.F. O’Brien will always look out for your best interest and provide exceptional, high-quality air conditioning systems of to ensure expected comfort and safety. Our entire company strives to make sure you enjoy working with us and never have to deal with a hassle. We guarantee that you, the customer, after purchasing our products and/or services will be 100 percent satisfied – in fact, you won’t pay until you are.

At T.F. O’Brien, we’re pleased to provide Long Islanders with what we believe to be some of the best quality, most efficient, new air conditioning products on the market. If you’re looking for a quiet, attractive and energy efficient air conditioning system, T.F. O’Brien is ready to assist you. T.F. O’Brien proudly serves all of Long Island, including Nassau County, Suffolk County, and Brooklyn. Simply call us at 516.488.1800.

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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"

    Rating
    "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

    facebook review 4.7/5 stars
    Google Review Scores 4.7/5 Stars

    T.F. O’Brien review scores as of 6/15/23

    T.F. O’Brien is a full-service air conditioning contractor. In addition to air conditioning systems on Long Island, NY we also provide:

    T.F. O'Brien areas served

    Click For Areas We Provide Air Conditioning Services:

    We provide air conditioning on Long Island, including Nassau County, Suffolk County and the following areas: