Top 50 of 54 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank
13 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 Darlington: Alliance Heating and Cooling, 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 | Alliance Heating and Cooling | 66 | 5.0★ (186) | Darlington | 24/7 |
| 2 | Swift Services Heating, Cooling & Electrical | 64 | 4.8★ (560) | Florence, 14 mi away | 24/7 |
| 3 | Hill's Heating & Air Conditioning Services | 62 | 4.9★ (65) | Florence, 8 mi away | 24/7 |
| 4 | Mechanical Doctor, Inc | 62 | 4.8★ (29) | Rock Hill, 1 mi away | 24/7 |
| 5 | 1st Impressions Heating and Air | 61 | 5.0★ (20) | Monroe, 1 mi away | 24/7 |
| 6 | After Hours Heating and Cooling | 59 | 4.0★ (32) | Florence, 6 mi away | 24/7 |
| 7 | A&A Comfort Solutions LLC | 59 | 4.6★ (32) | Florence, 12 mi away | 24/7 |
| 8 | BreezePro AC Repair Florence | 59 | 5.0★ (16) | Florence, 10 mi away | 24/7 |
| 9 | E.A. LLC | 58 | 4.4★ (5) | Indian Trail, 1 mi away | 24/7 |
| 10 | Cayce Company, Inc | 57 | 3.7★ (25) | Florence, 13 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.
#1Alliance Heating and Cooling
Open 24/7 · 5.0 from 186 Google reviews
#2Swift Services Heating, Cooling & Electrical
Open 24/7 · 4.8 from 560 Google reviews
#3Hill's Heating & Air Conditioning Services
Open 24/7 · 4.9 from 65 Google reviews
Open 24/7 · 4.8 from 29 Google reviews
#51st Impressions Heating and Air
Open 24/7 · 5.0 from 20 Google reviews
#6After Hours Heating and Cooling
Open 24/7 · 4.0 from 32 Google reviews
Open 24/7 · 4.6 from 32 Google reviews
#8BreezePro AC Repair Florence
Open 24/7 · 5.0 from 16 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 54 is on the HVAC contractors page.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 186 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 14 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 560 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 8 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 65 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rock Hill, 1 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 29 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Monroe, 1 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 6 mi away
Ranked #6 because of its Google rating and trade focus: 4.0★ from 32 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 12 mi away
Ranked #7 because of its Google rating and trade focus: 4.6★ from 32 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 10 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Indian Trail, 1 mi away
Ranked #9 because of its Google rating and trade focus: 4.4★ from 5 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 13 mi away
Ranked #10 because of its Google rating and trade focus: 3.7★ from 25 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 7 mi away
Ranked #11 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fayetteville, 1 mi away
Ranked #12 because of its Google rating and review volume: 1.4★ from 30 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 24 mi away
Ranked #13 because of its Google rating and availability: 5.0★ from 14 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 21 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 248 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Darlington
Ranked #15 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Florence, 5 mi away
Ranked #16 because of its Google rating and review volume: 4.9★ from 801 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 7 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 332 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 9 mi away
Ranked #18 because of its Google rating and trade focus: 4.6★ from 171 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Darlington
Ranked #19 because of its Google rating and trade focus: 4.7★ from 26 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Darlington
Ranked #20 because of its Google rating and trade focus: 4.9★ from 23 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greer, 1 mi away
Ranked #21 because of its Google rating and trade focus: 4.6★ from 33 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hartsville, 12 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 114 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Darlington
Ranked #23 because of its Google rating and trade focus: 4.9★ from 17 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Florence, 10 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 61 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Berea, 1 mi away
Ranked #25 because of its Google rating and trade focus: 4.6★ from 18 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#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 |