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GMG HVAC Inc.HVAC contractor in Amityville, NY

GMG HVAC Inc. is an HVAC contractor in Amityville, NY, rated 4.9 from 228 Google reviews. Open 7 days a week.

Amityville, NY0 paid placements in any rankingHow we rank

Call (631) 268-4892Website ↗

Key facts

Key facts about GMG HVAC Inc.
Phone(631) 268-4892
Websitegmghvac.com
HoursMonday to Friday: 8 AM – 8 PM; Saturday: 8 AM – 5 PM; Sunday: 9 AM – 1 PM
Google rating4.9 from 228 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Amityville and 12 towns within 25 miles: Calverton, Manorville, Wading River, East Shoreham, Riverhead, Ridge, East Moriches, Center Moriches, Rocky Point, Mastic, Middle Island and Yaphank.

Based in Amityville, NYView on map

Opening hours

Opening hours for GMG HVAC Inc.
DayHours
Monday8 AM – 8 PMevening
Tuesday8 AM – 8 PMevening
Wednesday8 AM – 8 PMevening
Thursday8 AM – 8 PMevening
Friday8 AM – 8 PMevening
Saturday8 AM – 5 PM
Sunday9 AM – 1 PM
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 228 Google reviews

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Questions about GMG HVAC Inc.

What are GMG HVAC Inc.’s hours?

GMG HVAC Inc. is open 7 days a week. Its listed hours are Monday to Friday, 8 AM – 8 PM; Saturday, 8 AM – 5 PM; Sunday, 9 AM – 1 PM. On Saturdays it is open 8 AM to 5 PM, and on Sundays 9 AM to 1 PM. Hours come from the business listing; holiday hours may differ.

What areas does GMG HVAC Inc. serve?

Serves Amityville and 12 towns within 25 miles: Calverton, Manorville, Wading River, East Shoreham, Riverhead, Ridge, East Moriches, Center Moriches, Rocky Point, Mastic, Middle Island and Yaphank. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about GMG HVAC Inc.?

GMG HVAC Inc. has a rating of 4.9 from 228 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact GMG HVAC Inc.?

Call GMG HVAC Inc. on (631) 268-4892. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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