154 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Cartersville: Guardian Home Experts- Heating, Air, Plumbing & Electrical, CR Score 65/100; 4.9★ from 1,303 Google reviews; open 24/7.
Best for emergencies (open 24/7): Cool Air Mechanical, posts 24/7 hours; ranked #2 of 154.
Most-reviewed: Cool Air Mechanical, 10,810 Google reviews at 4.9★, the most of 154 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
154 Cartersville HVAC contractors are ranked here by CR Score, from ten published factors. 54 are open 24/7, 114 open Saturdays and 82 open Sundays, based on posted hours. The median Google rating is 4.9★ across 154 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Guardian Home Experts- Heating, Air, Plumbing & Electrical | 65 | 4.9★ (1,303) | Cartersville | 24/7 | Overall |
| 2 | Cool Air Mechanical | 63 | 4.9★ (10,810) | Marietta, 20 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Weaver Heating & Air, Inc. | 63 | 4.8★ (463) | Cartersville | 24/7 | — |
| 4 | Coolray Heating & Air Conditioning | 63 | 4.8★ (10,615) | Marietta, 19 mi away | 24/7 | — |
| 5 | All Weather Heating and Air, LLC | 62 | 4.8★ (225) | Cartersville | 24/7 | — |
| 6 | E. Dennis Heating, Cooling, Plumbing & Electrical | 61 | 4.9★ (4,846) | Marietta, 23 mi away | 24/7 | — |
| 7 | E. Smith Heating & Air Conditioning | 61 | 4.9★ (1,775) | Marietta, 20 mi away | 24/7 | — |
| 8 | HVAC Bee | 61 | 5.0★ (582) | Woodstock, 17 mi away | 24/7 | — |
| 9 | Premier Indoor Comfort Systems | 60 | 4.8★ (1,047) | Canton, 18 mi away | 24/7 | — |
| 10 | Summit | 59 | 5.0★ (529) | Marietta, 21 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 in Cartersville
Based in Cartersville
Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,303 Google reviews, listed on Google as “Furnace repair service”.
Based in Marietta, 20 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 10,810 Google reviews, the most in Cartersville.
Based in Cartersville
Ranked #3 because of its Google rating and trade focus: 4.8★ from 463 Google reviews, listed on Google as “Heating contractor”.
Based in Marietta, 19 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 10,615 Google reviews, listed on Google as “HVAC contractor”.
Based in Cartersville
Ranked #5 because of its Google rating and trade focus: 4.8★ from 225 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 23 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 4,846 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 20 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 1,775 Google reviews, listed on Google as “HVAC contractor”.
Based in Woodstock, 17 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 582 Google reviews, listed on Google as “HVAC contractor”.
Based in Canton, 18 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 1,047 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 21 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 529 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Cartersville
Ranked #11 because of its Google rating and trade focus: 4.9★ from 549 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Marietta, 19 mi away
Ranked #12 because of its Google rating and review volume: 4.8★ from 10,009 Google reviews.
Based in Acworth, 14 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 282 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 25 mi away
Ranked #14 because of its Google rating and trade focus: 4.8★ from 1,194 Google reviews, listed on Google as “HVAC contractor”.
Based in Rome, 24 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 602 Google reviews, listed on Google as “HVAC contractor”.
Based in Rome, 8 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “HVAC contractor”.
Based in Cartersville
Ranked #17 because of its Google rating and trade focus: 4.9★ from 237 Google reviews, listed on Google as “HVAC contractor”.
Based in Rome, 22 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 321 Google reviews, listed on Google as “HVAC contractor”.
Based in Rome, 6 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “HVAC contractor”.
Based in Acworth, 11 mi away
Ranked #20 because of its Google rating and review volume: 4.9★ from 1,655 Google reviews.
Based in Marietta, 23 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 408 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 19 mi away
Ranked #22 because of its Google rating and review volume: 4.9★ from 1,853 Google reviews.
Based in Roswell, 23 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 137 Google reviews, listed on Google as “HVAC contractor”.
Based in Cartersville
Ranked #24 because of its Google rating and trade focus: 4.3★ from 22 Google reviews, listed on Google as “HVAC contractor”.
Based in Acworth, 14 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 339 Google reviews, listed on Google as “HVAC contractor”.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 154 ranked HVAC contractors here; the rest are on their profiles.
20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| 2020 Appliances Repair LLLP | 5.0★ (2) | 22 mi |
| Arp's Heating & Air | 4.2★ (23) | 18 mi |
| Brucker HVAC | 3.8★ (15) | 18 mi |
| Burton Heating & Air Conditioning Services | 4.4★ (26) | 17 mi |
| Cobb Mechanical Services | 1.0★ (1) | 22 mi |
| Cochran Heating & Air | 2.0★ (1) | 17 mi |
| Cool King Heating and Cooling | 4.0★ (37) | 19 mi |
| Emperial Heating and Air LLC | 3.0★ (2) | 21 mi |
| First Choice Home Services | 4.2★ (6) | 18 mi |
| Inside & Out Home Renovations and Landscaping LLC | In Cartersville | |
| Majestic Plumbing, Electric & HVAC | 4.7★ (709) | 21 mi |
| Maxair Mechanical | 4.0★ (31) | 24 mi |
| McCall's Heating & Air | 5.0★ (13) | 21 mi |
| Pars Air LLC | 5.0★ (2) | 19 mi |
| Reliable Heating Pros - Marietta | 2.5★ (2) | 25 mi |
| Sears Heating and Air Conditioning | 3.0★ (2) | 23 mi |
| TempTide | 5.0★ (24) | 21 mi |
| Universal Time Solutions | 5.0★ (2) | 17 mi |
| Woodstock Classic Air Conditioning Repair | 1.0★ (1) | 20 mi |
| WWHVAC | 5.0★ (1) | 24 mi |
National price ranges in USD, not adjusted for Cartersville. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
In Georgia, Georgia State Construction Industry Licensing Board licenses Conditioned air contractor licenses (Division of Conditioned Air Contractors).
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
In Georgia, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.
We scored 154 Cartersville HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Cartersville data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |