293 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Unionville: MTB Mechanical, CR Score 65/100; 4.9★ from 4,544 Google reviews; open 24/7.
Best for emergencies (open 24/7): Parks Heating, Cooling, Plumbing, & Electrical, posts 24/7 hours; ranked #2 of 293.
Most-reviewed: One Hour Heating & Air Conditioning of Charlotte, 5,915 Google reviews at 4.8★, the most of 293 ranked; ranked #14.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
293 Unionville HVAC contractors are ranked here by CR Score, from ten published factors. 76 are open 24/7, 197 open Saturdays and 137 open Sundays, based on posted hours. The median Google rating is 4.9★ across 293 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | MTB Mechanical | 65 | 4.9★ (4,544) | Matthews, 13 mi away | 24/7 | Overall |
| 2 | Parks Heating, Cooling, Plumbing, & Electrical | 64 | 4.7★ (3,021) | Indian Trail, 9 mi away | 24/7 | Emergencies |
| 3 | Travis Crawford Heating, Cooling, Plumbing & Electrical | 63 | 4.9★ (2,208) | Charlotte, 14 mi away | 24/7 | — |
| 4 | Central Heating & Cooling | 63 | 5.0★ (1,214) | Indian Trail, 8 mi away | Sat · Sun · Evenings | — |
| 5 | McClintock Heating and Cooling | 63 | 5.0★ (3,102) | Indian Trail, 8 mi away | Sat | — |
| 6 | Air Central of the Carolinas | 63 | 4.9★ (1,215) | Indian Trail, 7 mi away | Sat · Sun · Evenings | — |
| 7 | Chad Love Services | 63 | 4.9★ (4,099) | Concord, 21 mi away | 24/7 | — |
| 8 | Dilling Heating, Cooling, Plumbing & Electrical | 62 | 4.9★ (5,474) | Charlotte, 23 mi away | 24/7 | — |
| 9 | Byrum Heating & A/C | 62 | 4.9★ (591) | Indian Trail, 10 mi away | 24/7 | — |
| 10 | Charlotte Heating & Air | 62 | 5.0★ (964) | Mint Hill, 10 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 4,544 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Indian Trail, 9 mi away
Ranked #2 because of its Google rating and trade focus: 4.7★ from 3,021 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charlotte, 14 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 2,208 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Indian Trail, 8 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 1,214 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Indian Trail, 8 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 3,102 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Indian Trail, 7 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 1,215 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Concord, 21 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 4,099 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charlotte, 23 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 5,474 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Indian Trail, 10 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 591 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mint Hill, 10 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 964 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Unionville
Ranked #11 because of its Google rating and trade focus: 5.0★ from 490 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Indian Trail, 8 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 250 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Indian Trail, 10 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 3,445 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charlotte, 25 mi away
Ranked #14 because of its Google rating and review volume: 4.8★ from 5,915 Google reviews, the most in Unionville.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Indian Trail, 9 mi away
Ranked #15 because of its Google rating and trade focus: 4.8★ from 1,025 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Monroe, 5 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 466 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Charlotte, 24 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 2,919 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Matthews, 12 mi away
Ranked #18 because of its Google rating and trade focus: 4.7★ from 551 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charlotte, 14 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 1,113 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charlotte, 24 mi away
Ranked #20 because of its Google rating and trade focus: 4.7★ from 4,070 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Indian Trail, 8 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 254 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Matthews, 13 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 268 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charlotte, 23 mi away
Ranked #23 because of its Google rating and trade focus: 4.8★ from 1,496 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charlotte, 23 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 1,656 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charlotte, 23 mi away
Ranked #25 because of its Google rating and trade focus: 4.8★ from 1,453 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. We publish the top 50 of 293 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 |
|---|---|---|
| 24 Hour | 4.3★ (127) | 10 mi |
| Air Carolinas | 4.9★ (238) | 23 mi |
| Air Maxx of Charlotte, Inc. | 5.0★ (45) | 20 mi |
| Air Star HVAC | 4.9★ (37) | 18 mi |
| Aire Serv of South Charlotte | 5.0★ (105) | 23 mi |
| Blue Toolbox LLC | 5.0★ (2) | 11 mi |
| Carolina Comfort Insulating Co | 5.0★ (2) | In Unionville |
| First Choice AC & Heating | 4.4★ (7) | 7 mi |
| Fraga heating and cooling | 5.0★ (2) | 20 mi |
| Freedom Mechanical L.L.C | 5.0★ (9) | 11 mi |
| G+S Heating Air Energy Services | 4.9★ (267) | 23 mi |
| Hocoa | Home Repair Network | 5.0★ (2) | 16 mi |
| HS Services HVAC Inc. | 5.0★ (9) | 10 mi |
| JMC heating & Coooling | 5.0★ (2) | 20 mi |
| King Brothers Plumbing Heating & Air | 5.0★ (33) | 18 mi |
| Kirkland Air Conditioning and Heating | 4.9★ (116) | 18 mi |
| Meer Comfort Heating Air Conditioning | 5.0★ (5) | 6 mi |
| Prestige Heating & Air Llc | 1.0★ (2) | 22 mi |
| Thompson Heating & Cooling | 5.0★ (2) | 7 mi |
| Wilson HVAC Company | 4.5★ (83) | 11 mi |
National price ranges in USD, not adjusted for Unionville. 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 North Carolina, North Carolina State Board of Examiners of Plumbing, Heating and Fire Sprinkler Contractors licenses Heating and air conditioning 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
HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.
We scored 293 Unionville 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 Unionville 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 |