Oil Furnace Contractor in Long Island, NY

carrier oil furnaceWhen you need oil furnace maintenance, repair or installation in the Long Island area, T.F. O’Brien Cooling & Heating is ready to assist you. We’ve been helping Long Island residents with their oil furnace needs for nearly 80 years, and we want to help you, too.

T.F O’Brien has been providing oil furnaces to Long Islanders for close to eight decades for one simple reason – we believe in always putting our customers first. When you need an oil furnace contractor you can trust, rely on T.F. O’Brien. Our superior craftsmen have great attitudes and work ethic, and their focus is meeting your oil furnace needs with courtesy, professionalism and expertise.

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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

72 reviews
72 reviews
229 reviews
229 reviews

T.F. O’Brien is a full-service furnace contractor. In addition to oil furnaces on Long Island, NY we also provide:

tfo areas servedT.F. O’Brien puts the comfort of our customers first. That’s why we offer a comprehensive listing of oil furnace services to meet all of your needs, including:

T.F. O’Brien takes pride in providing Long Islanders with the best furnace services possible. We proudly stand behind our workmanship and our quality lineup of oil furnace products. We’ll work hard to make you happy and comfortable, and we’re not satisfied until you are.

At T.F. O’Brien, our focus is on our customers, and we work hard to meet your oil furnace needs.

We always look out for your best interests and provide exceptional oil furnace products and services of the highest quality to ensure expected comfort and safety. The T.F. O’Brien team wants you to enjoy your experience working with us and to never have to deal with a hassle. Our guarantee is that you’ll be 100 percent satisfied with the work we do for you – in fact; you won’t pay until you are.

When you need an oil furnace contractor in Long Island, T.F. O’Brien can help. T.F. O’Brien proudly serves all of Long Island, including Nassau County, Suffolk County, and Brooklyn. Just give us a call at 516.488.1800.

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