783 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Mesa: Semper Fi Heating and Cooling, CR Score 66/100; 4.8★ from 11,528 Google reviews; open 24/7.
Best for emergencies (open 24/7): John's Heating, Cooling, and Plumbing, posts 24/7 hours; ranked #2 of 783.
Most-reviewed: Parker & Sons, 31,931 Google reviews at 4.7★, the most of 783 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
783 Mesa HVAC contractors are ranked here by CR Score, from ten published factors. 317 are open 24/7, 638 open Saturdays and 487 open Sundays, based on posted hours. The median Google rating is 4.9★ across 783 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Semper Fi Heating and Cooling | 66 | 4.8★ (11,528) | Mesa | 24/7 | Overall |
| 2 | John's Heating, Cooling, and Plumbing | 65 | 4.9★ (3,115) | Mesa | 24/7 | Emergencies |
| 3 | Rite Way Heating, Cooling & Plumbing | 65 | 4.9★ (4,924) | Gilbert, 3 mi away | 24/7 | — |
| 4 | Collins Comfort Masters | 65 | 4.9★ (10,615) | Tempe, 8 mi away | 24/7 | — |
| 5 | Western States Home Services | 64 | 4.9★ (1,447) | Mesa | 24/7 | — |
| 6 | Parker & Sons | 64 | 4.7★ (31,931) | Phoenix, 10 mi away | 24/7 | Most reviews |
| 7 | Arizona's Dukes of Air & Plumbing | 64 | 4.9★ (4,752) | Mesa | Sat · Sun · Evenings | — |
| 8 | Climate Pro LLC | 64 | 4.9★ (3,224) | Chandler, 5 mi away | 24/7 | — |
| 9 | Day & Night Air Conditioning, Heating, & Plumbing | 64 | 4.9★ (9,038) | Phoenix, 10 mi away | 24/7 | — |
| 10 | Emergency Air Heating, Cooling and Plumbing | 64 | 4.9★ (6,305) | Chandler, 10 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: 4.8★ from 11,528 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #2 because of its Google rating and trade focus: 4.9★ from 3,115 Google reviews, listed on Google as “HVAC contractor”.
Based in Gilbert, 3 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 4,924 Google reviews, listed on Google as “HVAC contractor”.
Based in Tempe, 8 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 10,615 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,447 Google reviews, listed on Google as “HVAC contractor”.
Based in Phoenix, 10 mi away
Ranked #6 because of its Google rating and review volume: 4.7★ from 31,931 Google reviews, the most in Mesa.
Based in Mesa
Ranked #7 because of its Google rating and trade focus: 4.9★ from 4,752 Google reviews, listed on Google as “HVAC contractor”.
Based in Chandler, 5 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 3,224 Google reviews, listed on Google as “HVAC contractor”.
Based in Phoenix, 10 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 9,038 Google reviews, listed on Google as “HVAC contractor”.
Based in Chandler, 10 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 6,305 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #11 because of its Google rating and trade focus: 5.0★ from 1,567 Google reviews, listed on Google as “HVAC contractor”.
Based in Phoenix, 10 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 13,242 Google reviews, listed on Google as “HVAC contractor”.
Based in Tempe, 7 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 1,492 Google reviews, listed on Google as “HVAC contractor”.
Based in Chandler, 5 mi away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 4,793 Google reviews, listed on Google as “HVAC contractor”.
Based in Tempe, 9 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 3,167 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #16 because of its Google rating and trade focus: 4.8★ from 674 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #17 because of its Google rating and trade focus: 4.9★ from 445 Google reviews, listed on Google as “HVAC contractor”.
Based in Tempe, 9 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 2,697 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #19 because of its Google rating and trade focus: 4.9★ from 417 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #20 because of its Google rating and trade focus: 4.8★ from 627 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #21 because of its Google rating and trade focus: 4.9★ from 387 Google reviews, listed on Google as “HVAC contractor”.
Based in Chandler, 6 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 1,276 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #23 because of its Google rating and trade focus: 5.0★ from 252 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #24 because of its Google rating and trade focus: 5.0★ from 245 Google reviews, listed on Google as “HVAC contractor”.
Based in Mesa
Ranked #25 because of its Google rating and trade focus: 5.0★ from 751 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 783 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 |
|---|---|---|
| AAA Arizona Repair Solutions | 5.0★ (2) | 7 mi |
| ABC Heating and Cooling | In Mesa | |
| All Season Plumbing And Air | 5.0★ (2) | 4 mi |
| Ball Brothers Home Services | In Mesa | |
| BUZZELLI AIR, LLC | 5.0★ (2) | 9 mi |
| C & B Residential Service | 5.0★ (2) | 11 mi |
| Central Mechanical Services LLC | 5.0★ (2) | 10 mi |
| Chandler HVAC & DUCT Cleaning | 5.0★ (2) | 8 mi |
| Cooper Masonry | In Mesa | |
| Ellsworth Air Conditioning and Home Services - Gilbert | 4.8★ (362) | 4 mi |
| EZ A/C | 5.0★ (2) | In Mesa |
| Freedom Air Conditioning | 5.0★ (2) | 6 mi |
| Honest HVAC Installation & Repair | 3.0★ (2) | 7 mi |
| McCall's Air Conditioning & Heating | 5.0★ (316) | In Mesa |
| Olive Air, Heating & AC Repair | 4.9★ (118) | In Mesa |
| Olive Air, Heating & AC Repair | 4.9★ (832) | 10 mi |
| Preferred Mechanical, Inc. | 4.0★ (2) | 12 mi |
| Rose HVAC/Duct Clean | 4.5★ (2) | 13 mi |
| Tang Services Cooling & Heating, HVACR LLC | 5.0★ (2) | 10 mi |
| WPacific | 5.0★ (2) | 7 mi |
National price ranges in USD, not adjusted for Mesa. 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 Arizona, Arizona Registrar of Contractors licenses Heating, ventilation, air conditioning and refrigeration work.
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 Arizona, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.
We scored 783 Mesa 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 Mesa 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 |