Nassau County, NY
HVAC Pros in Nassau County, NY
Compare verified HVAC providers serving Nassau County, NY.
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Quick facts
- AreaNassau County
- StateNY
- Providers249
- Typical ticket$3.5k – $11k
Top local providers
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What customers say “Great Service ! It was 10 degrees outside on January 28th here in Oceanside and we were out of town. Our furnace…”
- Tragar Home ServicesTop ratedinstallationrepairemergency
What customers say “I wanted to take a moment to say how grateful I am for the incredible service I received from Trager—especially from…”
- Service ProfessionalsTop ratedinstallationrepairinspectionemergency
What customers say “Update as of February 24, 2026: Rich, Ronny, Chris and Johnny came to do the pipelining and things appear to have gone…”
- installationrepairemergency
What customers say “From my very first interaction with your office personnel to the final individual who completed the work, every member…”
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What customers say “Rebmann installers were very polite and on time. I got notifications with pictures of which installers was coming to my…”
- DS Home ServicesTop ratedinstallationrepairinspectionemergency
What customers say “We have used DS Home Services in the past, and have had great experiences. Recently, we tried using a family owned,…”
- Cool Clean ServicesTop rated
What customers say “I just had to share how incredibly satisfied I am with the A/C split unit cleaning service from Chris Borka and his…”
- Garden City Plumbing & Heating, IncTop ratedinstallationrepairemergency
What customers say “Excellent. Receptionist was friendly, knowledgeable and polite. Scheduled a water leak for the next day. Repseptionist…”
- installationrepairemergency
What customers say “We had a great experience with the repair of our air handler HVAC system. The team was professional and truly took the…”
- Hart Home ComfortTop rated
What customers say “Been with Bay Fuel many years, great company. Now as Hart, no complaints. Friendly representatives on the phone and…”
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What customers say “Incredible service and incredible Job well done. The Gold Star team went above and beyond today to replace my…”
- Pride ServicesTop ratedinstallationrepairemergency
What customers say “Not all hero’s wear a cape. Some wear a black and yellow Pride sweater with a lion on front. While they were my 3rd…”
- Royal Vent CleaningTop rated
What customers say “Fantastic customer service and work. We needed to have our vent cleaned out. Robin was top notch and was able to get us…”
- installationrepairemergency
What customers say “My washing machine started leaking. I called Michael to set up an appointment. He came when scheduled, figured out the…”
- Perry's Plumbing & Heating, Inc.Top ratedinstallationrepairemergency
What customers say “Perry was exceptional in his service! We had a problem with a pipe that froze/burst near our electrical panel and Perry…”
Local pricing snapshot
Repairs typically run $150–$600. Full system replacements range from $4k for a basic furnace to $12k+ for a premium heat pump. Prices vary by system type, efficiency, and whether ductwork modifications are needed.
Cities in this county
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Frequently Asked Questions
Do HVAC pros in Nassau County charge travel fees?
Some rural routes include a trip charge. Confirm before scheduling and ask whether it applies to the estimate.
Which cities are in Nassau County?
Nassau County includes multiple local cities.
Are permits required for HVAC work?
Most New York jurisdictions require a mechanical permit for equipment swaps. Ask your provider who pulls the permit and how it is priced.
Licensing verified weekly. Reviews refreshed within the last 30 days.
Licensing data: New York Department of State (consumer protection) plus local licensing (NYC DCWP, county Consumer Affairs) · Company data: verified business records + Google Business profile
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