Roslyn Nassau neighborhood

Air Conditioning Contractor in Cold Spring Harbor NY

In Cold Spring Harbor, NY, where summer heat brings sweltering days and restless nights, your trusted air conditioning contractor becomes your most important home services technician. They step in to ensure your home transforms into a cool oasis by tackling various tasks to keep your AC system running smoothly.

Let Us Help You

With their comprehensive knowledge and skills, our team excels in tasks ranging from installing and maintaining central air units and ductless mini-splits to diagnosing malfunctions and optimizing efficiency. They’re also adept at recommending the most suitable AC solutions tailored to your requirements, taking into account factors such as home size, budget, and energy efficiency. Furthermore, they can assist you in exploring rebates and financing options, ensuring a comfortable summer that aligns with your budget.

Extensively Trained Air Conditioning Technicians are Here to Help

Experience the T.F. O’Brien Difference: Breathe easy knowing skilled craftsmen are on your side. Our technicians take pride in every job, delivering hassle-free service with a smile. From our expert engineers to dedicated technicians, we’re committed to top-notch AC solutions for your Cold Spring Harbor home. Our ultimate goal? Your complete satisfaction with the finest air conditioning service available.

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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    Google

    4.8

    Five Stars

    1,538 reviews

    Facebook

    4.7

    Five Stars

    63 reviews

    T.F. O’Brien review scores as of 3/13/25

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

    At T.F. O’Brien Cooling & Heating, our skilled technicians undergo specialized training to proficiently handle air conditioning service for various units, including the high-quality brands we offer. Committed to professionalism and efficiency, they strive to meet your needs and guarantee your complete satisfaction. We prioritize customer happiness and won’t invoice you until you’re fully content with the air conditioning service we deliver.

    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 County, Suffolk 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 Cold Spring Harbor, NY, customers air conditioning service and more.

    By choosing T.F. O’Brien Cooling & Heating for your Cold Spring Harbor, NY, home’s air conditioning requirements, you’re selecting a full-service company committed to delivering a wide range of air conditioning products and services. You’ll quickly recognize our dedication to excellence, as your satisfaction is our top priority. Our skilled technicians will provide clear explanations of the service steps for your air conditioning system, fostering transparency and trust throughout the process. Alongside our expert air conditioning service, T.F. O’Brien also provides a variety of additional products and services, including:

    T.F. O'Brien service area map

    Click For Areas We Provide Air Conditioning Services:

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