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Local HVAC Services in Hauppauge, NY

Proud to Serve the Folks in Hauppauge, NY

As a local HVAC company serving our neighbors in Hauppauge, we're not just your service providers, we are living and working in this wonderful community that has given us a deep appreciation for what makes this town so special, and we're committed to keeping our fellow residents comfortable year-round. There's something truly special about this corner of Suffolk County. You can feel it in the way neighbors wave to each other on tree-lined streets and how families put down roots here for generations. Once people discover Hauppauge, they simply don't want to leave – and it shows in how stable and close-knit this community has become.

What we particularly love about our neighborhood is meeting families from all walks of life. You'll hear different languages spoken at the grocery store, see kids from diverse backgrounds playing together at the parks, and discover that your next-door neighbor might be a teacher, an engineer, a small business owner, or someone who's traveled here from halfway around the world just to call Hauppauge home. This beautiful mix of cultures and backgrounds creates a community where everyone genuinely looks out for each other.

The Hauppauge Lifestyle We All Enjoy

Throughout the year, locals look forward to community events like the "Shakedown on Main Street" and "SnowyGrass Music Festival," plus those summer concerts in the park and holiday parades that bring everyone together.

When we're not working, you'll find us enjoying the same spots your family probably loves. Hidden Pond Park is perfect for weekend walks or family picnics, while The Rinx keeps us skating all winter. Our Hauppauge Public Library is a community hub where neighbors gather for programs and events.

Golf enthusiasts love Wind Watch Golf & Country Club, while families with active kids know SUSA Hauppauge well. Blydenburgh County Park offers hiking, fishing, and scenic spots to unwind. Plus, residents are close to Smith Point County Park and Fire Island beaches.

Understanding Our Community's Unique HVAC Needs

Whether you're in one of the well-established neighborhoods or part of the bustling commercial district, we understand the unique heating and cooling challenges that come with Long Island living. From dealing with humid summers to ensuring your family stays cozy during those chilly winters, we've got the local expertise and community commitment you can count on.

We're not just passing through – we're invested in this community, just like you. When you choose us for your HVAC needs, you're choosing a local company that understands what it means to be part of the Long Island community. 

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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    T.F. O’Brien review scores as of 3/13/25

    When you’re looking for heating and cooling service in Hauppauge, NY, T.F. O'Brien wants to help.

    Our team of expert technicians is specially trained to perform comprehensive HVAC services on virtually any heating and cooling systems on the market, including all major brands and models we sell. We work diligently to meet your needs both professionally and efficiently, ensuring your complete satisfaction with every service call.

    We stand behind our work with a 100% satisfaction guarantee – you won't pay until you're completely satisfied with the service we provide. Our technicians arrive promptly, diagnose issues accurately, and complete repairs or maintenance efficiently to minimize disruption to your home or business.

    Don't suffer through uncomfortable temperatures in any season – choose our professional HVAC team to help with all your heating and cooling needs. From routine maintenance to emergency repairs and new system installations, we have the expertise to keep your indoor environment comfortable year-round.

    T.F. O'Brien proudly serves all of Long Island, including Nassau County, Suffolk County, and Brooklyn. When you need an HVAC 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 Hauppauge, NY, customers local HVAC service

    Find out more about our HVAC services by clicking one your particular home comfort service need. We can help you now!



    Click For Areas We Provide Air Conditioning Services:

    We provide air conditioning on Long Island, including Nassau County, Suffolk County and the following areas: