Top 50 of 52 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank
15 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 Ontario: Bullseye Mechanical, 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 | Bullseye Mechanical | 64 | 5.0★ (88) | Mansfield, 3 mi away | 24/7 |
| 2 | Comfort Control | 63 | 4.9★ (416) | Ashland, 17 mi away | 24/7 |
| 3 | Alpha Air Heating And Cooling | 63 | 5.0★ (189) | Shelby, 12 mi away | 24/7 |
| 4 | Cosby Heating and Cooling | 62 | 4.9★ (500) | Mount Vernon, 25 mi away | 24/7 |
| 5 | Peterman Brothers Heating Cooling Plumbing | 61 | 4.7★ (484) | Mount Vernon, 23 mi away | 24/7 |
| 6 | Baumberger Heating & Cooling | 60 | 3.7★ (51) | Mansfield, 6 mi away | 24/7 |
| 7 | KZ Heating and Cooling | 60 | 5.0★ (12) | Mansfield, 4 mi away | 24/7 |
| 8 | Aire Serv of Mansfield | 59 | 4.9★ (10) | Mansfield, 3 mi away | 24/7 |
| 9 | Allied Restaurant Services of Ohio | 59 | 4.3★ (12) | Mansfield, 6 mi away | 24/7 |
| 10 | MAC Heating & Cooling | 58 | 4.8★ (68) | Mount Vernon, 23 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.
Open 24/7 · 5.0 from 88 Google reviews
Open 24/7 · 4.9 from 416 Google reviews
#3Alpha Air Heating And Cooling
Open 24/7 · 5.0 from 189 Google reviews
Open 24/7 · 4.9 from 500 Google reviews
#5Peterman Brothers Heating Cooling Plumbing
Open 24/7 · 4.7 from 484 Google reviews
#6Baumberger Heating & Cooling
Open 24/7 · 3.7 from 51 Google reviews
Open 24/7 · 5.0 from 12 Google reviews
Open 24/7 · 4.9 from 10 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 52 is on the HVAC contractors page.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 88 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ashland, 17 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 416 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Shelby, 12 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 189 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Vernon, 25 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 500 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Vernon, 23 mi away
Ranked #5 because of its Google rating and trade focus: 4.7★ from 484 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mansfield, 6 mi away
Ranked #6 because of its Google rating and trade focus: 3.7★ from 51 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mansfield, 4 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mansfield, 3 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 10 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mansfield, 6 mi away
Ranked #9 because of its Google rating and trade focus: 4.3★ from 12 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Vernon, 23 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 68 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ashland, 17 mi away
Ranked #11 because of its Google rating and trade focus: 4.1★ from 59 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Galion, 10 mi away
Ranked #12 because of its Google rating and trade focus: 3.8★ from 4 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bucyrus, 20 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ontario
Ranked #14 because of its Google rating and availability: 3.9★ from 10 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mansfield, 2 mi away
Ranked #15 because of its Google rating and availability: 3.8★ from 5 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ontario
Ranked #16 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Mansfield, 4 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Mansfield, 2 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 561 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mansfield, 6 mi away
Ranked #19 because of its Google rating and review volume: 4.9★ from 655 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mansfield, 4 mi away
Ranked #20 because of its Google rating and trade focus: 3.8★ from 16 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Mansfield, 7 mi away
Ranked #21 because of its Google rating and trade focus: 4.3★ from 17 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Mansfield, 4 mi away
Ranked #22 because of its Google rating and trade focus: 4.2★ from 142 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bucyrus, 20 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Mansfield, 5 mi away
Ranked #24 because of its Google rating and trade focus: 4.6★ from 63 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mansfield, 11 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 66 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 |