Emergency Heating & Cooling Service

For Air Conditioning & Heating Emergency Service on Long Island, call 516.488.1800

Heat Pumps

T.F. O’Brien & Co is proud to provide exceptional maintenance and repair services, including emergency service, for residential and commercial customers in Nassau and Suffolk Counties. When you need us, we’ll be there – and we guarantee you’ll be satisfied with our work as we take great pride in our qualifications.

Plus (although we love seeing you and all our customers), with proper annual or seasonal maintenance, we can help you to avoid calling us with an emergency situation. Check out the many benefits of a T.F. O’Brien annual maintenance contract.

Call T.F. O’Brien at 516.488.1800 to learn more about service and annual maintenance. Don’t feel like chatting? You can fill out the form below to get a quote. Or, if you have a specific question, you can ask a tech right now.

Trust the experts at T.F. O’Brien for courteous, professional services.
(516) 488-1800
Or complete our short form

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    Trust the experts at T.F. O’Brien for courteous, professional services.
    (516) 488-1800
    Or complete our short form

    "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

    Google Star Rating 4.6
    412 reviews
    facebook review score five out of five stars
    57 reviews

    T.F. O’Brien review scores as of 7/15/21