Top 50 of 656 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank
25 of the 50 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.
#1 for emergency heating and cooling in Decatur: Moncrief Heating & Air Conditioning, open 24/7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Moncrief Heating & Air Conditioning | 65 | 4.8★ (3,152) | Atlanta, 7 mi away | 24/7 |
| 2 | ANYTIME HEATING, COOLING AND PLUMBING | 64 | 4.9★ (2,157) | Canton, 9 mi away | 24/7 |
| 3 | Bardi Heating, Cooling, Plumbing, Electrical | 64 | 4.7★ (7,525) | Norcross, 13 mi away | 24/7 |
| 4 | Cool Air Mechanical | 63 | 4.9★ (10,810) | Marietta, 20 mi away | 24/7 |
| 5 | Peachtree Service Experts | 63 | 4.9★ (6,700) | Duluth, 18 mi away | 24/7 |
| 6 | Dynasty Heating and Air | 63 | 4.9★ (237) | Decatur | 24/7 |
| 7 | Cunningham Associates | 63 | 4.8★ (1,107) | Atlanta, 8 mi away | 24/7 |
| 8 | E. Dennis Heating, Cooling, Plumbing & Electrical | 63 | 4.9★ (4,846) | Marietta, 17 mi away | 24/7 |
| 9 | Coolray Heating & Air Conditioning | 63 | 4.8★ (10,615) | Marietta, 21 mi away | 24/7 |
| 10 | Rooter ProXpress | 63 | 4.6★ (3,109) | Norcross, 12 mi away | 24/7 |
24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.
#1Moncrief Heating & Air Conditioning
Open 24/7 · 4.8 from 3,152 Google reviews
#2ANYTIME HEATING, COOLING AND PLUMBING
Open 24/7 · 4.9 from 2,157 Google reviews
#3Bardi Heating, Cooling, Plumbing, Electrical
Open 24/7 · 4.7 from 7,525 Google reviews
Open 24/7 · 4.9 from 10,810 Google reviews
Open 24/7 · 4.9 from 6,700 Google reviews
Open 24/7 · 4.9 from 237 Google reviews
Open 24/7 · 4.8 from 1,107 Google reviews
#8E. Dennis Heating, Cooling, Plumbing & Electrical
Open 24/7 · 4.9 from 4,846 Google reviews
24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 656 is on the HVAC contractors page.
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: 4.8★ from 3,152 Google reviews, listed on Google as “HVAC contractor”.
Based in Canton, 9 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 2,157 Google reviews, listed on Google as “HVAC contractor”.
Based in Norcross, 13 mi away
Ranked #3 because of its Google rating and trade focus: 4.7★ from 7,525 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 20 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 10,810 Google reviews, listed on Google as “HVAC contractor”.
Based in Duluth, 18 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 6,700 Google reviews, listed on Google as “HVAC contractor”.
Based in Decatur
Ranked #6 because of its Google rating and trade focus: 4.9★ from 237 Google reviews, listed on Google as “HVAC contractor”.
Based in Atlanta, 8 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 1,107 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 17 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 4,846 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 21 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 10,615 Google reviews, listed on Google as “HVAC contractor”.
Based in Norcross, 12 mi away
Ranked #10 because of its Google rating and trade focus: 4.6★ from 3,109 Google reviews, listed on Google as “HVAC contractor”.
Based in Decatur
Ranked #11 because of its Google rating and trade focus: 4.6★ from 213 Google reviews, listed on Google as “HVAC contractor”.
Based in Suwanee, 21 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 6,685 Google reviews, listed on Google as “HVAC contractor”.
Based in Atlanta, 11 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 508 Google reviews, listed on Google as “HVAC contractor”.
Based in Norcross, 14 mi away
Ranked #14 because of its Google rating and trade focus: 4.4★ from 4,353 Google reviews, listed on Google as “HVAC contractor”.
Based in Sugar Hill, 6 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 256 Google reviews, listed on Google as “HVAC contractor”.
Based in Fayetteville, 20 mi away
Ranked #16 because of its Google rating and trade focus: 4.8★ from 4,184 Google reviews, listed on Google as “HVAC contractor”.
Based in Lawrenceville, 24 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 6,399 Google reviews, listed on Google as “HVAC contractor”.
Based in Douglasville, 20 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 3,674 Google reviews, listed on Google as “HVAC contractor”.
Based in Loganville, 22 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 3,664 Google reviews, listed on Google as “HVAC contractor”.
Based in Candler-McAfee, 7 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 212 Google reviews, listed on Google as “HVAC contractor”.
Based in Decatur
Ranked #21 because of its Google rating and trade focus: 5.0★ from 58 Google reviews, listed on Google as “HVAC contractor”.
Based in La Vergne, 9 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 264 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Stockbridge, 16 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 895 Google reviews, listed on Google as “HVAC contractor”.
Based in Marietta, 15 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 1,194 Google reviews, listed on Google as “HVAC contractor”.
Based in Atlanta, 12 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 361 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.
Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.
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 |
|---|---|---|
| Reputation | 15% | Google star rating, adjusted for how many reviews back it |
| Credentials | 15% | Active state license, bond and workers’ comp on file |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list |
| Recency | 5% | Share of reviews from the last 12 months |
| Availability | 15% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) |
| Proximity | 5% | Based in the city scores highest, less the farther away it is |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are |