394 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Fairfield: Thomas & Galbraith Heating, Cooling, Plumbing & Electrical, CR Score 66/100; 4.7★ from 6,967 Google reviews; open 24/7.
Best for emergencies (open 24/7): Apollo Home, posts 24/7 hours; ranked #2 of 394.
Most-reviewed: Apollo Home, 15,569 Google reviews at 4.9★, the most of 394 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
394 Fairfield HVAC contractors are ranked here by CR Score, from ten published factors. 150 are open 24/7, 242 open Saturdays and 188 open Sundays, based on posted hours. The median Google rating is 4.8★ across 394 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Thomas & Galbraith Heating, Cooling, Plumbing & Electrical | 66 | 4.7★ (6,967) | Fairfield | 24/7 | Overall |
| 2 | Apollo Home | 64 | 4.9★ (15,569) | Cincinnati, 15 mi away | 24/7 | Emergencies, Most reviews |
| 3 | HELP Plumbing, Heating, Cooling and Drains | 64 | 4.8★ (8,804) | Cincinnati, 10 mi away | 24/7 | — |
| 4 | Knochelmann Service Experts | 64 | 4.9★ (3,584) | Sharonville, 9 mi away | 24/7 | — |
| 5 | JM Mechanical Heating & Cooling | 64 | 4.9★ (517) | Fairfield | 24/7 | — |
| 6 | Eco Plumbers, Electricians, and HVAC Technicians | 63 | 4.9★ (3,250) | Beckett Ridge, 11 mi away | 24/7 | — |
| 7 | Hill-Air | 63 | 4.8★ (546) | Fairfield | 24/7 | — |
| 8 | Recker and Boerger | 63 | 4.8★ (1,999) | Fairfield | Sat · Sun · Evenings | — |
| 9 | Bartels Heating & Cooling | 62 | 4.9★ (465) | Hamilton, 5 mi away | 24/7 | — |
| 10 | Logan Services A/C, Heat & Plumbing | 62 | 4.8★ (2,753) | Cincinnati, 12 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 in Fairfield
Based in Fairfield
Ranked #1 because of its Google rating and trade focus: 4.7★ from 6,967 Google reviews, listed on Google as “HVAC contractor”.
Based in Cincinnati, 15 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 15,569 Google reviews, the most in Fairfield.
Based in Cincinnati, 10 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 8,804 Google reviews, listed on Google as “HVAC contractor”.
Based in Sharonville, 9 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 3,584 Google reviews, listed on Google as “HVAC contractor”.
Based in Fairfield
Ranked #5 because of its Google rating and trade focus: 4.9★ from 517 Google reviews, listed on Google as “HVAC contractor”.
Based in Beckett Ridge, 11 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 3,250 Google reviews, listed on Google as “HVAC contractor”.
Based in Fairfield
Ranked #7 because of its Google rating and trade focus: 4.8★ from 546 Google reviews, listed on Google as “HVAC contractor”.
Based in Fairfield
Ranked #8 because of its Google rating and trade focus: 4.8★ from 1,999 Google reviews, listed on Google as “HVAC contractor”.
Based in Hamilton, 5 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 465 Google reviews, listed on Google as “HVAC contractor”.
Based in Cincinnati, 12 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 2,753 Google reviews, listed on Google as “HVAC contractor”.
Based in Cincinnati, 12 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 1,601 Google reviews, listed on Google as “HVAC contractor”.
Based in Fairfield
Ranked #12 because of its Google rating and trade focus: 4.8★ from 151 Google reviews, listed on Google as “HVAC contractor”.
Based in Covington, 19 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 3,415 Google reviews, listed on Google as “Heating contractor”.
Based in Cincinnati, 10 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 567 Google reviews, listed on Google as “HVAC contractor”.
Based in Blue Ash, 12 mi away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 2,055 Google reviews, listed on Google as “Heating contractor”.
Based in Cincinnati, 22 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 5,920 Google reviews, listed on Google as “HVAC contractor”.
Based in Beckett Ridge, 6 mi away
Ranked #17 because of its Google rating and trade focus: 4.7★ from 569 Google reviews, listed on Google as “HVAC contractor”.
Based in Cincinnati, 12 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 653 Google reviews, listed on Google as “HVAC contractor”.
Based in Fairfield
Ranked #19 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “HVAC contractor”.
Based in Mason, 14 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 988 Google reviews, listed on Google as “HVAC contractor”.
Based in Loveland, 15 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 1,740 Google reviews, listed on Google as “HVAC contractor”.
Based in Erlanger, 23 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 6,650 Google reviews, listed on Google as “HVAC contractor”.
Based in Mason, 13 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 550 Google reviews, listed on Google as “HVAC contractor”.
Based in Francisville, 1 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 57 Google reviews, listed on Google as “HVAC contractor”.
Based in Mason, 13 mi away
Ranked #25 because of its Google rating and trade focus: 4.8★ from 972 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 394 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 |
|---|---|---|
| Anytime Heating And Cooling | 3.0★ (2) | 15 mi |
| Baker Services Inc | 3.0★ (2) | 15 mi |
| Caribbean Breeze Heating and Air | 5.0★ (2) | 13 mi |
| Cincinnati Premier Heating & Cooling | 1.0★ (2) | 6 mi |
| Colerain Heating & Air Conditioning | 5.0★ (2) | 9 mi |
| Comfort Air Discounters | In Fairfield | |
| Conly Cincy Cooling Cincinnati | 5.0★ (2) | 14 mi |
| CRM Heating & Cooling | In Fairfield | |
| Echler Services | In Fairfield | |
| Electrical Integrity Construction | 4.7★ (40) | In Fairfield |
| Feldkamp Design Build JFDB | 3.0★ (1) | In Fairfield |
| FloodStar | In Fairfield | |
| Gilliam Heating & Air | 5.0★ (2) | 15 mi |
| Hader Solutions Roofing, Heating & Air Conditioning | 4.8★ (112) | 13 mi |
| Jay Kent Construction | 5.0★ (2) | 13 mi |
| Ohio Valley | 4.6★ (21) | In Fairfield |
| Robinson Heating & Air Conditioning, Inc. | 4.7★ (174) | 14 mi |
| Taylor Air Heating & Cooling | 4.5★ (2) | In Fairfield |
| Thompson Heating & Cooling | 2.0★ (2) | 10 mi |
| Trane Commercial Sales Office | 3.0★ (2) | 8 mi |
National price ranges in USD, not adjusted for Fairfield. 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 394 Fairfield 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 Fairfield 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 |