CX F.
11/4/2013
The fact that local industry professionals recommend Grant speaks volumes. Thank you for your honesty, integrity, professionalism and for being very nice people. You have my business from now on.
Grant Heating & Cooling
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48 Sag Harbor Tpke
East Hampton, NY 11937
Grant Heating is an HVAC company based out of East Hampton. With some of the best technicians in the industry, we're confident in our ability to tackle any AC, furnace, or heat pump problem. Our service area includes Sag Harbor, Shelter Island, Montauk, Wainscott, and Water Mill. Reach out to us by phone or form today to schedule service.
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Reviews
3.012 reviewsEdward J.
7/29/2025
The kids at Grant are pathetic. Installed a Lennox ac condenser lopsided without leveling dampers. Vibrated like crazy. Came out and offered to correct it at an exhorbitant price. Serviced the...
Rocky W.
6/20/2024
Please stay away from this company (Grant Heating & Cooling) They cannot repair their equipment and will charge you thousands of dollars for parts and labor. Replace parts, charge you, and unit...
Zachary S.
7/10/2023
Installed system in 2021. Nightmare dealing with their sales rep. Installer refused to listen to me about exhaust output. Issues with system less than year later and grant told us it was not real....
K F.
12/9/2021
After being a customer for at least 5 years I just received a call from John Grant saying they would no longer service me! He said he had two guys out etc etc. I had called 3 times over the last...
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