If you’re a Long Island resident in need of HVAC services, count on T.F. O’Brien Cooling & Heating. With decades of experience in providing a comprehensive line of home comfort services, we are uniquely qualified to meet the needs of neighbors and customers in the Long Island area – and we want to meet all your home comfort needs, too.
Long Island is a great place to live and work. There’s so much to do and we’re close to the activities and sights of New York City. We have beautiful beaches and renowned restaurants to visit. Even though we have a lot of people, there is a distinct sense that we belong to a local community based on where we live. Even though the people here are on the move for work or recreation, we all love coming home to comfort.
Our highly trained technicians are experts in the field of home comfort, and they work hard to provide each and every customer with quality HVAC services. Because we’re confident that our technicians offer the best available on Long Island that we offer a 100 percent satisfaction guarantee – we want you to be happy with the HVAC services we provide, and you won’t pay until you are.
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.
"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
4.8
1,538 reviews
4.7
63 reviews
T.F. O’Brien review scores as of 3/13/25
T.F. O’Brien is pleased to offer a full range of HVAC services to Long Islanders.
Our complete list of HVAC services in Long Island includes:
- Long Island Heating Contractor
- Long Island Air Conditioning Contractor
- Long Island Furnace Contractor
- Long Island Boiler Contractor
- Long Island Ductless Contractor
- Long Island Generator Contractor
- Long Island Oil to Gas Conversion Contractor
- Long Island High Velocity Heating Contractor
- Long Island Heat Pump Contractor
Count on T.F. O’Brien to be your Long Island HVAC contractor. To learn more about our comprehensive HVAC services, please contact us at 516.488.1800 and we will be pleased to assist you.