Air Conditioning Contractor in Suffolk County, NY

In Suffolk County, NY, we see our share of sweltering days once summer arrives. And those kinds of temperatures can leave you feeling hot, sticky and uncomfortable – that’s why so many people count on air conditioning to keep them cool, no matter how high the temperatures outdoors start to rise. You’ll want to make sure you can trust your air conditioning contractor, whether you need repairs, maintenance or a brand-new air conditioning installation for your home.

If the Suffolk summers are too hot for you to handle, then you need to turn to the experts at T.F. O’Brien Cooling & Heating for your air conditioning contractor needs. For 80 years, we’ve been in the business of providing the best in home cooling solutions to residents of Suffolk, and we want to help you with your air conditioning needs as well.

We believe that the reason we’ve been in business for the past eight decades is because we always put the needs of our customers first. So when you need an air conditioning contractor for your Suffolk home, you can rely on T.F. O’Brien. We make sure our expert technicians are highly trained to provide the very best air conditioning services possible. We never stop working to ensure that your needs are met with courtesy, professionalism and expertise.

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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"Exceeded Expectations Throughout"


"The installation of a new central a/c unit exceeded expectations throughout the entire process...a true professional team throughout.

Thorough explanation of available options, responsive scheduling, seamless installation in one day by a diligent crew that took great care to be neat and clean, including the complete removal of the old system.

Would highly recommend the T. F. O’Brien team for installation of a new A/C system."

Jim Graf - Satisfied T.F. O'Brien Customer

Google Star Rating 4.8
72 reviews
Google Star Rating 4.6
229 reviews

T.F. O’Brien is pleased to be Suffolk’s air conditioning contractor of choice.

tfo areas servedYou can rest assured that you’ve chosen an air conditioning contractor who wants your family to enjoy maximum comfort in their Suffolk County, NY home when you choose T.F. O’Brien for your air conditioning needs. We’re respectful of the needs of you, your family and your home, and we’re always happy to answer your questions about the work we need to do for you. We work with you to make sure you’re getting the very best air conditioning available. At T.F. O’Brien, the comfort of our customers has always been our main priority, which is why we offer a complete listing of AC products and services, including:

Our aim is to provide Suffolk residents with the very best air conditioning services. We’re proud of our quality lineup of air conditioning equipment, as well as our workmanship. At T.F. O’Brien, our primary goal is to make you as happy and comfortable as possible, and we’re not satisfied until you are.

Choose T.F. O’Brien for the air conditioning needs of your Suffolk home.

Our air conditioning products are exceptional, and are installed by skilled technicians for whom your comfort and safety is a top priority. When you choose to work with T.F. O’Brien, you can rest assured that we put you first; in fact, no job is ever 100 percent complete until you, the customer, are completely satisfied with the work we’ve done for you.
For the air conditioning needs of your Suffolk residence, you can count on the pros at T.F. O’Brien. Simply give us a call at 516.488.1800 and we’ll be happy to assist you.