Quality Heating Services on Long Island, NY

Are you looking for a full-service heating contractor for your Long Island, NY home? T.F. O'Brien Cooling & Heating can help. We’ve been providing expert heating system service, maintenance and installation to Long Island residents for more than 80 years, and we want to help you with your heating needs as well. How have we been in business for that long? Simply put, we always put the needs of our customers first. For reliable, professional heating services, you can count on T.F. O'Brien.

At T.F. O'Brien, we proudly employ superior craftsmen with great attitudes and work ethic. Our passion is meeting your heating needs with courtesy, professionalism and expertise. We make your comfort our top priority, and we work to provide you with the best heating system possible. We proudly stand behind our workmanship and all of our heating products, and we strive to make you comfortable and happy in your Long Island, NY home, and we’re not satisfied until you are.

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Experience the cooling difference

Benefits of an Efficient Heating System

• Save money on energy bills due to less energy waste
• Lessened likelihood of costly repairs
• Improved indoor air quality

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

    For the heating needs of your Long Island, NY home, turn to the experts at T.F. O'Brien.

    T.F. O'Brien is a full-service heating contractor, offering the best heating products and services throughout the Long Island, NY region. We take great pride in our comprehensive listing of heating products and services.

    When you choose to work with T.F. O'Brien, you’re choosing a company with decades of experience keeping people in the Long Island, NY area comfortable and warm all winter long. We are proud of our skilled team of NATE certified technicians, who work hard to make sure any job they complete for you is done to perfection. You can count on them to provide you with top of the line heating repair, replacement and maintenance services for your Long Island, NY home.

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    We will expertly meet the heating needs of your Long Island, NY home.

    At T.F. O'Brien, we’ll look out for your best interests and provide exceptional heating products and services of the highest quality to ensure expected comfort and safety. It is the aim of our entire company that you enjoy your experience working with us and never have to deal with a hassle. Our guarantee is that you’ll be 100 percent satisfied with the heating repairs, maintenance or installation we perform in your Long Island, NY home – and you won’t pay until you are.Don’t let another cold Long Island, NY winter leave you feeling the chill – count on us to help you stay warm no matter how frightful the weather outside may get. When you need a heating contractor in Long Island, T.F. O'Brien is ready to assist you. T.F. O'Brien proudly serves all of Long Island, including Nassau CountySuffolk County, and Brooklyn. Just give us a call at 516.488.1800.