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About the business:
Specializing in heating and air conditioning installation, as well as heating repair & ac repair services for over 85 years, it's easy to see why we are the trusted HVAC experts on Long Island. Based in the village of New Hyde Park, NY, we are conveniently located to serve our residential and commercial customers in Nassau, West Suffolk, Brooklyn, and Queens. We also provide plumbing services.
Services:
All services 9-
Hvac Contractor
Book from $50In New Hyde Park, we're your reliable HVAC Contractor. Our expertise spans air conditioning and furnace repairs, plus supplying top-notch …
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Air Conditioning Contractor
Book from $50In New Hyde Park, we're the go-to air conditioning contractors, committed to keeping your home cool and comfortable. Our expertise …
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Furnace Repair Service
Book from $50In New Hyde Park, we're your reliable furnace repair specialists. Our experts tackle all heating system issues, ensuring your home …
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Heating Contractor
Book from $50In a chill, when your home's warmth falters, turn to us, T.F. O'Brien in New Hyde Park. We're your reliable …
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Heating Equipment Supplier
Book from $50In New Hyde Park, we're your reliable Heating Equipment Supplier. We offer a wide range of heating solutions, ensuring your …
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Plumber
Book from $50In New Hyde Park, we're more than just an HVAC specialist; we're your reliable plumbing partner. Whether it's a leaky …
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HVAC installation or replacement
HVAC installation or replacement: AC and furnace split system, Air ducts, Boiler, Electric furnace, Gas furnace, Heater, Mini split or …
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HVAC system repair
HVAC system repair: AC and furnace split system, Air ducts, Electric furnace, Gas furnace, Heater, Mini boiler, Mini split or …
Pros
All pros
Photos and videos
Hours of operation
- Mon – Fri
- Sat – Sun
- 8:00 AM – 5:00 PM
- Closed
Latest reviews
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Jason Dargento22 May 2026
Nick was extremely patient and courteous towards my mom, taking the time to thoroughly explain each step. He displayed great knowledge and is a valuable addition to your team.
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kociendae2422 May 2026
Christian provided top-notch service with exceptional customer care. He took extra steps to resolve my heating issue efficiently while ensuring I received a fair bill. His professionalism and friendliness left a lasting impression, guaranteeing my loyalty to TF O'Brien for future HVAC needs.
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C N22 May 2026
Mr. Eli has done a top-notch job. He's knowledgeable about his work and goes above the call of duty to fix issues and address problems. His expertise and dedication make him a valuable asset to the company, and for that, we're grateful.
