364 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Hamilton: Apollo Home, CR Score 92/100; 4.9★ from 15,569 Google reviews; open 24/7.
Best for emergencies (open 24/7): Bartels Heating & Cooling, posts 24/7 hours; ranked #2 of 364.
Most-reviewed: HELP Plumbing, Heating, Cooling and Drains, 8,804 Google reviews at 4.8★, the most of 364 ranked after Apollo Home; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
364 Hamilton HVAC contractors are ranked here by CR Score, from 8 published factors. 143 are open 24/7, 224 open Saturdays and 175 open Sundays, based on posted hours. The median Google rating is 4.8★ across 364 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Apollo Home | 92 | 4.9★ (15,569) | Cincinnati, 18 mi away | 24/7 | Overall |
| 2 | Bartels Heating & Cooling | 92 | 4.9★ (465) | Hamilton | 24/7 | Emergencies |
| 3 | Thomas & Galbraith Heating, Cooling, Plumbing & Electrical | 92 | 4.7★ (6,967) | Fairfield, 7 mi away | 24/7 | — |
| 4 | Knochelmann Service Experts | 91 | 4.9★ (3,584) | Sharonville, 11 mi away | 24/7 | — |
| 5 | HELP Plumbing, Heating, Cooling and Drains | 91 | 4.8★ (8,804) | Cincinnati, 13 mi away | 24/7 | Most reviews |
| 6 | Eco Plumbers, Electricians, and HVAC Technicians | 91 | 4.9★ (3,250) | Beckett Ridge, 12 mi away | 24/7 | — |
| 7 | Arlinghaus Plumbing Heating & Air Conditioning | 90 | 4.9★ (1,601) | Cincinnati, 14 mi away | 24/7 | — |
| 8 | JM Mechanical Heating & Cooling | 90 | 4.9★ (517) | Fairfield, 8 mi away | 24/7 | — |
| 9 | Hill-Air | 89 | 4.8★ (546) | Fairfield, 6 mi away | 24/7 | — |
| 10 | Logan Services A/C, Heat & Plumbing | 89 | 4.8★ (2,753) | Cincinnati, 16 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and review volume: 4.9★ from 15,569 Google reviews, the most Google reviews on this list (15,569).
Based in Hamilton
Ranked #2 because of its Google rating and availability: 4.9★ from 465 Google reviews, open 24/7.
Based in Fairfield, 7 mi away
Ranked #3 because of its Google rating and availability: 4.7★ from 6,967 Google reviews, open 24/7.
Based in Sharonville, 11 mi away
Ranked #4 because of its Google rating and availability: 4.9★ from 3,584 Google reviews, open 24/7.
Based in Cincinnati, 13 mi away
Ranked #5 because of its Google rating and availability: 4.8★ from 8,804 Google reviews, open 24/7.
Based in Beckett Ridge, 12 mi away
Ranked #6 because of its Google rating and availability: 4.9★ from 3,250 Google reviews, open 24/7.
Based in Cincinnati, 14 mi away
Ranked #7 because of its Google rating and availability: 4.9★ from 1,601 Google reviews, open 24/7.
Based in Fairfield, 8 mi away
Ranked #8 because of its Google rating and availability: 4.9★ from 517 Google reviews, open 24/7.
Based in Fairfield, 6 mi away
Ranked #9 because of its Google rating and availability: 4.8★ from 546 Google reviews, open 24/7.
Based in Cincinnati, 16 mi away
Ranked #10 because of its Google rating and availability: 4.8★ from 2,753 Google reviews, open 24/7.
Based in Mason, 14 mi away
Ranked #11 because of its Google rating and availability: 4.9★ from 988 Google reviews, open 24/7.
Based in Cincinnati, 13 mi away
Ranked #12 because of its Google rating and availability: 4.9★ from 653 Google reviews, open 24/7.
Based in Covington, 22 mi away
Ranked #13 because of its Google rating and availability: 4.9★ from 3,415 Google reviews, open 24/7.
Based in Cincinnati, 13 mi away
Ranked #14 because of its Google rating and availability: 4.9★ from 567 Google reviews, open 24/7.
Based in Mason, 13 mi away
Ranked #15 because of its Google rating and availability: 4.9★ from 550 Google reviews, open 24/7.
Based in Hamilton
Ranked #16 because of its Google rating and availability: 4.8★ from 76 Google reviews, open 24/7.
Based in Blue Ash, 14 mi away
Ranked #17 because of its Google rating and availability: 4.7★ from 2,055 Google reviews, open 24/7.
Based in Beckett Ridge, 8 mi away
Ranked #18 because of its Google rating and availability: 4.7★ from 569 Google reviews, open 24/7.
Based in Mason, 13 mi away
Ranked #19 because of its Google rating and availability: 4.9★ from 439 Google reviews, open 24/7.
Based in Mason, 14 mi away
Ranked #20 because of its Google rating and availability: 4.8★ from 972 Google reviews, open 24/7.
Based in Loveland, 18 mi away
Ranked #21 because of its Google rating and availability: 4.8★ from 1,740 Google reviews, open 24/7.
Based in Fairfield, 7 mi away
Ranked #22 because of its Google rating and availability: 4.8★ from 151 Google reviews, open 24/7.
Based in Francisville, 4 mi away
Ranked #23 because of its Google rating and availability: 4.9★ from 57 Google reviews, open 24/7.
Based in Springboro, 21 mi away
Ranked #24 because of its Google rating and availability: 4.9★ from 1,123 Google reviews, open 24/7.
Based in Fairfield, 9 mi away
Ranked #25 because of its Google rating and trade focus: 4.8★ from 1,999 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 364 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 |
|---|---|---|
| Blair Heating & Air Conditioning | 3.0★ (2) | 12 mi |
| Caribbean Breeze Heating and Air | 5.0★ (2) | 10 mi |
| Central Heating AC and Electric | 2.5★ (2) | 13 mi |
| Cincinnati Premier Heating & Cooling | 1.0★ (2) | 9 mi |
| Cincy Furnace Systems | 5.0★ (1) | In Hamilton |
| Colerain Heating & Air Conditioning | 5.0★ (2) | 13 mi |
| Cornett's Heating and Air Conditioning | 4.6★ (10) | In Hamilton |
| Darana Hybrid, Inc | 3.3★ (39) | In Hamilton |
| Jay Kent Construction | 5.0★ (2) | 10 mi |
| Meyer Brothers and Sons | 5.0★ (43) | In Hamilton |
| Mooney & Moses Insulation | 4.3★ (8) | In Hamilton |
| Rader & Son Plumbing | 4.7★ (50) | In Hamilton |
| Ribbit Heating and Air Conditioning | 4.3★ (32) | 4 mi |
| RJ Brothers Heating & Cooling | 3.0★ (1) | In Hamilton |
| Taylor Air Heating & Cooling | 4.5★ (2) | 2 mi |
| Thompson Heating & Cooling | 2.0★ (2) | 13 mi |
| Trane Commercial Sales Office | 3.0★ (2) | 11 mi |
| Tri-County Plumbing | 4.9★ (52) | In Hamilton |
| West Chester Heating & Air Conditioning LLC | 5.0★ (52) | 11 mi |
| Westendorf Property Maintenance L.L.C. | In Hamilton |
National price ranges in USD, not adjusted for Hamilton. 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 Ohio, Ohio Construction Industry Licensing Board licenses Commercial HVAC and refrigeration contractor licenses.
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 Ohio, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
We scored 364 Hamilton HVAC contractors on 8 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. Unknown factors are left out of the score, 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 Hamilton data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |