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Reliance Heating and AirHVAC contractor in Cumming, GA

Reliance Heating and Air is an HVAC contractor at 2550 Business Dr, Cumming, GA 30028, ranked #4 of 357 HVAC contractors in Cumming and rated 4.8 from 466 Google reviews. Open 24 hours a day, 7 days a week.

Cumming, GAUpdated 0 paid placements in any rankingHow we rank

Call (770) 886-1998Website ↗

Key facts

Key facts about Reliance Heating and Air
Address2550 Business Dr, Cumming, GA 30028Get directions
Phone(770) 886-1998
Websitereliance-hvac.com
HoursOpen 24 hours, 7 days a week
Google rating4.8 from 466 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Cumming and 11 towns within 25 miles: Milton, Alpharetta, Sugar Hill, Buford, Johns Creek, Suwanee, Flowery Branch, Canton, Duluth, Roswell and Holly Springs.

Based in Cumming, GAView on map

Opening hours

Opening hours for Reliance Heating and Air
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

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.

Compare nearby HVAC contractors

Reliance Heating and Air compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Reliance Heating and Air (this business)—634.8 (466)—YesYes
Neese Heating, AC and Plumbing#2644.9 (1,955)—YesYes9.0 mi
Peachtree Service Experts#3634.9 (6,700)—YesYes19.3 mi
Andy Lewis/Hobson Heating & Air#5634.8 (462)—YesYes6.3 mi

See all 357 ranked HVAC contractors in Cumming

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.8from 466 Google reviews

Hired Reliance Heating and Air? Write a review

Questions about Reliance Heating and Air

How is Reliance Heating and Air ranked in Cumming?

Reliance Heating and Air is ranked #4 of 357 HVAC contractors in Cumming by CR Score, with 63 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Reliance Heating and Air’s hours?

Reliance Heating and Air is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does Reliance Heating and Air serve?

Serves Cumming and 11 towns within 25 miles: Milton, Alpharetta, Sugar Hill, Buford, Johns Creek, Suwanee, Flowery Branch, Canton, Duluth, Roswell and Holly Springs. 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 Reliance Heating and Air?

Reliance Heating and Air has a rating of 4.8 from 466 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 Reliance Heating and Air?

Call Reliance Heating and Air on (770) 886-1998. The business is at 2550 Business Dr, Cumming, GA 30028. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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