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Top-Rated Geothermal heating or cooling system installers in Cumming - Updated Nov 2026

Avatar for Cool Air Mechanical LLC
Cool Air Mechanical LLC
4.7(
279
)
Geothermal Heating or Cooling System - Install

Serving Cumming, GA and surrounding areas

Approved (Corporate)

In business since 2011

Emergency services offered

Credit card accepted

"Cool Air Mechanical LLC delivered exceptional service with our water heater installation! From the moment we scheduled the appointment, their team was professional, punctual, and incredibly knowledgeable. They assessed our needs thoroughly and guided us to the perfect unit for our home. Installation was seamless—efficient, clean, and done with care. We appreciated the technicians’ attention to detail and their willingness to explain everything clearly. What truly stood out was their commitment to customer satisfaction. They even followed up to ensure everything was running perfectly! It’s rare to find a company that combines technical expertise with genuine courtesy. Highly recommend Cool Air Mechanical for anyone in need of top-notch HVAC or plumbing services. They’ve earned our trust and future business!"
Cool Air Mechanical Techs preparing for a day's work serving customers!
Filter Change
Cool Air Mechanical's Service Team
Loading filters in the trucks. We ensure our trucks are stocked and we have equipment and tools on hand to best serve you!
Cool Air tech headed to a job!

+35

2 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for Estes Services - HVAC Plumbing & Electrical
Estes Services - HVAC Plumbing & Electrical
4.5(
668
)
Geothermal Heating or Cooling System - Install

Serving Cumming, GA and surrounding areas

Approved

In business since 1949

Free estimates

Emergency services offered

"Estes installed my new complete heating and air conditioning systems about two years ago. They do Spring and Fall maintenance. They have always been knowledgeable, thorough, reliable and professional."
Additional Photos
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+31

Response time5 hrs
Response rate100%
22 neighbors recently requested a quote
Avatar for Ace Hardware Home Services
Ace Hardware Home Services
4.3(
619
)
Geothermal Heating or Cooling System - Install

Serving Cumming, GA and surrounding areas

Approved (Corporate)

In business since 2001

Free estimates

Emergency services offered

Backed by the name you know and trust, Ace Hardware Home Services delivers expert plumbing, heating, and cooling solutions throughout Atlanta and North Georgia. We’re proud to be 'bringing helpful to the home' with our Red Bow Promise: quality craftsmanship you can see, friendly service you can experience, and a pledge you can trust—your satisfaction is guaranteed, or we’ll make it right.\nWhether you need a water heater replacement, drain cleaning, leak repair, toilet or faucet installation, or help with a major plumbing issue, you can count on us for the same reliable, professional service your find at your local Ace Hardware store. Contact us today—we’re here to help!

Faucet Installation and Leak repair
Red Bow Water heater Installation Service!
Sewer Inspection
Installing Cleaouts
Sink Repair

+2

Response time4 hrs
4 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for 4 Seasons Heating & Air
4 Seasons Heating & Air
4.2(
110
)
Geothermal Heating or Cooling System - Install

Serving Cumming, GA and surrounding areas

Approved (Corporate)

In business since 2007

Free estimates

Credit card accepted

"I got some good information from the technician that came out to the house. He gave me several options regarding repairing my AC unit as well as explained some issues with the previous installation that was causing my current problems."
Trane
Trane
Trane
Trane
Transition

+25

Response time1 day
Recommended by98%of homeowners
Jones Climate Control
3.8(
14
)
Geothermal Heating or Cooling System - Install

Serving Cumming, GA and surrounding areas

Approved

In business since 1986

Free estimates

Credit card accepted

"There was very little work to do. They came out on time and I was happy for the professionalism, but there was nothing to do because it's a brand new system. The service is free for a year. I could have had them come out in April to check the air conditioning system, but since they just installed the unit in April, I didn't bother, but it would have been free. This fall, when I called him to check the furnace, he thought he was coming out to check the air conditioning, I said, "no, you're here to check the furnace because I'm going to be using the heat this fall". He said, "no problem" and he checked that out, he said, "I feel like I'm not doing anything, I can still check the air conditioner", and I said, "if you want to, but I've been running it all summer and it's been great". I asked him there was a charge and he said, "no, the first year was free"."
Response time9 hrs
Response rate100%
7 neighbors recently requested a quote
Avatar for AIRTITE
AIRTITE
4.3(
6
)
Geothermal Heating or Cooling System - Install

Serving Cumming, GA and surrounding areas

Approved

In business since 2023

Emergency services offered

Credit card accepted

"Everything was amazing Fisher at Airtite was my Technician He found multiple leaks some of our attic doors in my daughters room were opening when the system kicked on causing guarage air to enter her room. He also found a carbon monoxide leak and fixed our ductwork. Amazing team thanks guys!"
Heating & A/C Project
HVAC Replacement Free Estimate turned into Reviving Existing Unit!
This photo shows the new 3-Stage Water Filter System we installed for the client to resolve the bad smelling and bad tasting water. The system we installed has a stainless-steel drip tray to manage the water spilled during filter replacements. The Filters are bolted to the support beam to ensure it is not going anywhere. The photo also shows the shoe cover station we created to help maintain the quality of the vapor barrier and keep everything clean.
This photo shows the newly installed comfort system for the client. We love metal ductwork and its anti-microbial properties; however, the client did not want to replace the rest of the duct-board-air-boxes with metal at that time, but as you can see in the photo, we have made sure that can be replaced at a later date without any modifications to the system we installed. This system passed all of our performance checks and has since performed above the client's expectations, especially with hum
Comfort System Replacement

+65

Response time1 day
Response rate100%
4 neighbors recently requested a quote
Samoc Heating & Air, Inc.
New to Angi
Geothermal Heating or Cooling System - Install

Serving Cumming, GA and surrounding areas

Approved

Free estimates

Emergency services offered

Small jobs welcome

We are a skilled HVAC company dedicated to providing reliable, high-quality heating, ventilation, and air conditioning services. Whether you need installation, maintenance, repairs, or system troubleshooting, I focus on delivering efficient solutions with honest communication and attention to detail. We take pride in completing every job safely, on time, and to the highest standards, ensuring your home or business stays comfortable year-round. Customer satisfaction is our priority, and we are committed to providing dependable service you can trust.

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