534 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Smyrna: Cool Air Mechanical, CR Score 66/100; 4.9★ from 10,810 Google reviews; open 24/7.
Best for emergencies (open 24/7): E. Dennis Heating, Cooling, Plumbing & Electrical, posts 24/7 hours; ranked #2 of 534.
Most-reviewed: TE Certified, Electrical, Plumbing, Heating & Cooling, 11,727 Google reviews at 4.9★, the most of 534 ranked; ranked #44.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
534 Smyrna HVAC contractors are ranked here by CR Score, from ten published factors. 172 are open 24/7, 392 open Saturdays and 264 open Sundays, based on posted hours. The median Google rating is 4.9★ across 534 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Cool Air Mechanical | 66 | 4.9★ (10,810) | Marietta, 8 mi away | 24/7 | Overall |
| 2 | E. Dennis Heating, Cooling, Plumbing & Electrical | 66 | 4.9★ (4,846) | Marietta, 4 mi away | 24/7 | Emergencies |
| 3 | Coolray Heating & Air Conditioning | 65 | 4.8★ (10,615) | Marietta, 8 mi away | 24/7 | — |
| 4 | E. Smith Heating & Air Conditioning | 64 | 4.9★ (1,775) | Marietta, 7 mi away | 24/7 | — |
| 5 | Air Force Heating & Air | 64 | 4.8★ (1,194) | Marietta, 3 mi away | 24/7 | — |
| 6 | Moncrief Heating & Air Conditioning | 64 | 4.8★ (3,152) | Atlanta, 8 mi away | 24/7 | — |
| 7 | Carter and Sons HVAC | 63 | 4.9★ (339) | Smyrna | 24/7 | — |
| 8 | Summit | 63 | 5.0★ (529) | Marietta, 5 mi away | 24/7 | — |
| 9 | ANYTIME HEATING, COOLING AND PLUMBING | 63 | 4.9★ (2,157) | Canton, 11 mi away | 24/7 | — |
| 10 | Innovative Mechanical, LLC | 63 | 4.9★ (312) | Marietta, 2 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 because of its Google rating and trade focus: 4.9★ from 10,810 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 4 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 4,846 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 8 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 10,615 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 7 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 1,775 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 3 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 1,194 Google reviews, listed on Google as “HVAC contractor”.
Based in Atlanta, 8 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 3,152 Google reviews, listed on Google as “HVAC contractor”.
Based in Smyrna
Ranked #7 because of its Google rating and trade focus: 4.9★ from 339 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 5 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 529 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Canton, 11 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 2,157 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 2 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 312 Google reviews, listed on Google as “HVAC contractor”.
Based in Atlanta, 8 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 508 Google reviews, listed on Google as “HVAC contractor”.
Based in Douglasville, 15 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 3,674 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 4 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 408 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 2 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 449 Google reviews, listed on Google as “HVAC contractor”.
Based in Atlanta, 9 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 361 Google reviews, listed on Google as “HVAC contractor”.
Based in Norcross, 19 mi away
Ranked #16 because of its Google rating and trade focus: 4.7★ from 7,525 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 8 mi away
Ranked #17 because of its Google rating and review volume: 4.8★ from 10,009 Google reviews.
Based in Austell, 9 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 435 Google reviews, listed on Google as “HVAC contractor”.
Based in Duluth, 25 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 6,700 Google reviews, listed on Google as “HVAC contractor”.
Based in Smyrna
Ranked #20 because of its Google rating and trade focus: 4.7★ from 133 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 9 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 497 Google reviews, listed on Google as “HVAC contractor”.
Based in Atlanta, 14 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 2,524 Google reviews, listed on Google as “HVAC contractor”.
Based in Woodstock, 15 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 582 Google reviews, listed on Google as “HVAC contractor”.
Based in Atlanta, 14 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 1,107 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 6 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 91 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 534 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) | 4 mi |
| amj heating & air | 5.0★ (2) | In Smyrna |
| Aver Heating & Air | 5.0★ (1) | In Smyrna |
| Baldwin Solutions | In Smyrna | |
| Central Heating & Air Conditioning | 5.0★ (2) | In Smyrna |
| Emperial Heating and Air LLC | 3.0★ (2) | 5 mi |
| Express Heating & Air Conditioning | 4.9★ (62) | 8 mi |
| Fulton Services | 4.3★ (61) | In Smyrna |
| HVAC Bee East Cobb | 5.0★ (35) | 6 mi |
| HVAC Smyrna GA | 5.0★ (1) | In Smyrna |
| Locklear Service Company, LLC | 5.0★ (2) | 10 mi |
| Maintaining Built Assets LLC | In Smyrna | |
| MMI Home Improvement | 4.8★ (260) | 16 mi |
| Moore Air Conditioning Inc. | In Smyrna | |
| Plumbers Smyrna - Smyrna Plumbers | 4.1★ (7) | In Smyrna |
| Reliable Heating Pros - Marietta | 2.5★ (2) | 2 mi |
| Shepherd's Home Repair | 4.0★ (2) | 8 mi |
| TempTide | 5.0★ (24) | 5 mi |
| Vande's Heating and Air Conditioning | In Smyrna | |
| Z & L Plumbing & Heating | 1.0★ (2) | 9 mi |
National price ranges in USD, not adjusted for Smyrna. 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 534 Smyrna 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 Smyrna 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 |