HVAC & heating in Islip, NY
11 HVAC & heating listed in Islip, New York. 11 with a phone number and 10 with a website.
Islip accounts for 0% of the HVAC & heating listed in New York and ranks #32 among New York cities for HVAC & heating.
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Quick answer
Islip, NY has 11 HVAC & heating listed on USA Business Search. 11 list a phone number and 10 list a website. The most listings are in ZIP codes 11779, 11706, 11741.
Updated October 2026True Mechanical
Ace Shore Mechanical
MSD Heating & Cooling
Island Air Heating and Cooling
Pelco Fuel Corporation
D and S Mechanical Services
Hendrickson Fuels
Nice Air Conditioning
Schillco Mechanical Inc.
TCY Mechanical
How to choose an HVAC company in Islip
- Ask for a load calculation before you replace a system, not just a size match.
- Compare efficiency ratings (SEER2/AFUE) and available rebates.
- Ask what maintenance plans cost and what they cover.
Check the license: your city or county licensing office (in New York City, the Department of Consumer and Worker Protection licenses home improvement contractors). New York has no statewide general contractor license, so licensing is handled by cities and counties. In New York City, Nassau, Suffolk, Westchester and several other counties, home improvement contractors need a local license.
Common questions
How many HVAC & heating are listed in Islip, New York?
USA Business Search shows 11 HVAC & heating in Islip. 11 list a phone number and 10 list a website.
Which ZIP codes do these listings cover?
They include ZIP codes 11779, 11706, 11741, 11716, 11730, 11795, 11752, 11751.
How do I choose an HVAC company in Islip?
Ask for a load calculation before you replace a system, not just a size match. Compare efficiency ratings (SEER2/AFUE) and available rebates. Check the license with your city or county licensing office (in New York City, the Department of Consumer and Worker Protection licenses home improvement contractors).
How do HVAC & heating in Islip compare with the rest of New York?
Islip has 0% of the 2,402 HVAC & heating listed in New York, which ranks #32 among New York cities for this category.
How do I add or fix a listing?
Listings are free. Use Add your business, or the Claim or fix link on any listing.
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