49 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Greenville: Ainsley Heating & Cooling, CR Score 62/100; 4.9★ from 2,972 Google reviews; open 24/7.
Best for emergencies (open 24/7): Gault Heating & Cooling, posts 24/7 hours; ranked #2 of 49.
Most-reviewed: A to Z Dependable Services, 4,376 Google reviews at 4.8★, the most of 49 ranked; ranked #12.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
49 Greenville HVAC contractors are ranked here by CR Score, from ten published factors. 15 are open 24/7, 24 open Saturdays and 22 open Sundays, based on posted hours. The median Google rating is 4.7★ across 49 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Ainsley Heating & Cooling | 62 | 4.9★ (2,972) | Cortland, 21 mi away | 24/7 | Overall |
| 2 | Gault Heating & Cooling | 62 | 4.9★ (981) | Hubbard, 18 mi away | 24/7 | Emergencies |
| 3 | Gault Heating & Cooling | 60 | 4.9★ (235) | Hermitage, 14 mi away | 24/7 | — |
| 4 | Gault Heating & Cooling | 60 | 4.8★ (212) | Sharon, 13 mi away | 24/7 | — |
| 5 | Aeras HVAC & Refrigeration | 59 | 5.0★ (373) | Warren, 25 mi away | 24/7 | — |
| 6 | Greenville Comfort Systems | 58 | 4.9★ (147) | Greenville | — | — |
| 7 | Draft HVAC & Plumbing | 58 | 4.9★ (93) | Meadville, 19 mi away | 24/7 | — |
| 8 | Wm. Price Heating & Cooling | 57 | 4.7★ (226) | Girard, 24 mi away | 24/7 | — |
| 9 | GHAC Heating & Air Conditioning | 57 | 4.7★ (105) | Greenville | — | — |
| 10 | Thompson Heating and Cooling | 56 | 4.7★ (172) | Warren, 24 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 because of its Google rating and trade focus: 4.9★ from 2,972 Google reviews, listed on Google as “Air conditioning repair service”.
Based in Hubbard, 18 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 981 Google reviews, listed on Google as “HVAC contractor”.
Based in Hermitage, 14 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 235 Google reviews, listed on Google as “HVAC contractor”.
Based in Sharon, 13 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 212 Google reviews, listed on Google as “HVAC contractor”.
Based in Warren, 25 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 373 Google reviews, listed on Google as “HVAC contractor”.
Based in Greenville
Ranked #6 because of its Google rating and trade focus: 4.9★ from 147 Google reviews, listed on Google as “HVAC contractor”.
Based in Meadville, 19 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 93 Google reviews, listed on Google as “HVAC contractor”.
Based in Girard, 24 mi away
Ranked #8 because of its Google rating and trade focus: 4.7★ from 226 Google reviews, listed on Google as “Furnace repair service”.
Based in Greenville
Ranked #9 because of its Google rating and trade focus: 4.7★ from 105 Google reviews, listed on Google as “HVAC contractor”.
Based in Warren, 24 mi away
Ranked #10 because of its Google rating and trade focus: 4.7★ from 172 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Hermitage, 14 mi away
Ranked #11 because of its Google rating and trade focus: 4.7★ from 17 Google reviews, listed on Google as “HVAC contractor”.
Based in Niles, 23 mi away
Ranked #12 because of its Google rating and review volume: 4.8★ from 4,376 Google reviews, the most in Greenville.
Based in Sharon, 13 mi away
Ranked #13 because of its Google rating and trade focus: 4.0★ from 66 Google reviews, listed on Google as “HVAC contractor”.
Based in Hermitage, 24 mi away
Ranked #14 because of its Google rating and trade focus: 4.8★ from 49 Google reviews, listed on Google as “HVAC contractor”.
Based in Warren, 25 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 51 Google reviews, listed on Google as “HVAC contractor”.
Based in Grove City, 23 mi away
Ranked #16 because of its Google rating and trade focus: 4.4★ from 34 Google reviews, listed on Google as “HVAC contractor”.
Based in Hermitage, 11 mi away
Ranked #17 because of its Google rating and trade focus: 4.0★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based in Youngstown, 21 mi away
Ranked #18 because of its Google rating and trade focus: 4.6★ from 60 Google reviews, listed on Google as “HVAC contractor”.
Based in Girard, 24 mi away
Ranked #19 because of its Google rating and trade focus: 4.6★ from 96 Google reviews, listed on Google as “Heating contractor”.
Based in Sharon, 13 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Niles, 25 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 37 Google reviews, listed on Google as “Heating contractor”.
Based in Hermitage, 11 mi away
Ranked #22 because of its Google rating and trade focus: 4.6★ from 47 Google reviews, listed on Google as “HVAC contractor”.
Based in Hubbard, 14 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “HVAC contractor”.
Based in Champion Heights, 24 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “HVAC contractor”.
Based in Hermitage, 12 mi away
Ranked #25 because of its Google rating and trade focus: 4.0★ from 8 Google reviews, listed on Google as “HVAC contractor”.
#1 to #25 are shown in full above. Here are #26 to #49, in CR Score order; each links to its profile.
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 |
|---|---|---|
| B.E.M. Heating & Cooling | 18 mi | |
| Boardman Heating | 5.0★ (1) | 24 mi |
| Comfort Squad Heating & Cool | 5.0★ (1) | 23 mi |
| De May Heating & Cooling Inc | 2.5★ (2) | 15 mi |
| Dynamic Ductseal | 5.0★ (1) | 15 mi |
| G & D Heating & Cooling Inc | 18 mi | |
| Heating & Cooling | 5.0★ (2) | 23 mi |
| John Thompson Heating-Cooling | 2.5★ (2) | 18 mi |
| JP'z Off Road & Fleet A/C Service | In Greenville | |
| M-J construction | 5.0★ (1) | 25 mi |
| Martin Heating & Air Conditioning | 20 mi | |
| Northwest Services | 4.0★ (2) | 23 mi |
| Preece Heating & Air Conditioning | 20 mi | |
| S- GHAC Dryer Vent Cleaning & Air Duct Cleaning Services Meadville, PA | 5.0★ (2) | 21 mi |
| Schnell Mechanical LLC | 12 mi | |
| Schroth Plumbing & Heating | 16 mi | |
| Sears Heating and Air Conditioning | 18 mi | |
| Tropic Aire | 5.0★ (1) | 12 mi |
| Wasson's Heating & Fabrication | 5.0★ (1) | 20 mi |
| William L Grimm Inc | 5.0★ (2) | 13 mi |
National price ranges in USD, not adjusted for Greenville. 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 Pennsylvania, 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 49 Greenville 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 Greenville 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 |