Roslyn Nassau neighborhood

Air Conditioning Contractor in East Williston NY

Don’t let the summer heat in East Williston, NY, disrupt your comfort. Our team of skilled air conditioning contractors is here to ensure your peace of mind through sweltering days and restless nights. With our expertise, your AC system will operate seamlessly, keeping your home cool and comfortable throughout the summer season.

Let Us Help You

Relax and beat the heat with T.F. O’Brien’s proficient air conditioning team!

Our technicians are well-equipped to handle all aspects of AC services, from installing and maintaining central units or mini-splits to diagnosing issues and enhancing efficiency. They’ll make sure that your East Williston home remains cool and pleasant, even during the hottest days.

We don’t just provide technical expertise; we take the time to understand your specific requirements. Our team will recommend the perfect air conditioning solution tailored to your home size, budget, and energy efficiency goals, seamlessly integrating into your lifestyle. Additionally, we’ll assist you in navigating rebate and financing options, making your ideal cooling system a reality.

At T.F. O’Brien, we’re dedicated to providing an exceptional experience. Our certified technicians take pride in their work, delivering hassle-free solutions with a warm smile. From our skilled engineers to our dedicated technicians, we’re committed to delivering top-quality AC solutions for your East Williston residence.

Our ultimate goal is your complete satisfaction. We strive to ensure that you’re entirely pleased with your AC service, so feel free to contact us today!

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 in need of air conditioning service in East Williston, NY, trust T.F. O’Brien to deliver top-notch service.

    At T.F. O’Brien Cooling & Heating, our highly trained technicians undergo specialized training to effectively manage air conditioning service for a wide range of units, including the top-quality brands we provide. Dedicated to professionalism and efficiency, they work diligently to fulfill your needs and ensure your total satisfaction. Customer satisfaction is our top priority, and we won’t bill you until you are completely satisfied with the air conditioning service we provide.

    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 East Williston, NY, customers air conditioning service and more.

    When you choose T.F. O’Brien Cooling & Heating for your home’s air conditioning requirements in East Williston, NY, you’re selecting a full-service provider committed to delivering a wide range of air conditioning products and services. Our dedication to excellence is evident from the start, as we prioritize your satisfaction above all else. Our skilled technicians will provide clear explanations of the service steps for your air conditioning system, promoting transparency and trust throughout the process. Alongside our expert air conditioning service, T.F. O’Brien also offers 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: