61 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Mount Zion: Jesse Heating & Air Conditioning, CR Score 66/100; 4.9★ from 502 Google reviews; open 24/7.
Best for emergencies (open 24/7): Air King Inc., posts 24/7 hours; ranked #2 of 61.
Most-reviewed: Dubson Heating, Air Conditioning & Refrigeration, Inc., 525 Google reviews at 5.0★, the most of 61 ranked; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
61 Mount Zion HVAC contractors are ranked here by CR Score, from ten published factors. 26 are open 24/7, 36 open Saturdays and 31 open Sundays, based on posted hours. The median Google rating is 4.8★ across 61 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Jesse Heating & Air Conditioning | 66 | 4.9★ (502) | Decatur, 10 mi away | 24/7 | Overall |
| 2 | Air King Inc. | 65 | 4.8★ (354) | Decatur, 7 mi away | 24/7 | Emergencies |
| 3 | Tica, Inc. Heating and Cooling | 60 | 4.3★ (69) | Decatur, 6 mi away | 24/7 | — |
| 4 | Cripe Heating & Air | 60 | 4.9★ (391) | Decatur, 10 mi away | — | — |
| 5 | Mattex Heating, Cooling, Plumbing, Drain and Electrical | 60 | 4.9★ (196) | Monticello, 25 mi away | 24/7 | — |
| 6 | King-Lar Company | 59 | 4.3★ (36) | Decatur, 7 mi away | 24/7 | — |
| 7 | Greg Hahn Heating & Air Conditioning | 58 | 4.8★ (13) | Decatur, 9 mi away | 24/7 | — |
| 8 | Dubson Heating, Air Conditioning & Refrigeration, Inc. | 58 | 5.0★ (525) | Monticello, 24 mi away | — | Most reviews |
| 9 | Premier HVAC Cooling & Heating | 57 | 4.8★ (45) | Naperville, 21 mi away | 24/7 | — |
| 10 | Polar Refrigeration & Air Control | 57 | 4.7★ (38) | Elmhurst, 19 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 502 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 7 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 354 Google reviews, listed on Google as “Furnace repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 6 mi away
Ranked #3 because of its Google rating and trade focus: 4.3★ from 69 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 10 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 391 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Monticello, 25 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 196 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 7 mi away
Ranked #6 because of its Google rating and trade focus: 4.3★ from 36 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 9 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 13 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Monticello, 24 mi away
Ranked #8 because of its Google rating and review volume: 5.0★ from 525 Google reviews, the most in Mount Zion.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Naperville, 21 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 45 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elmhurst, 19 mi away
Ranked #10 because of its Google rating and trade focus: 4.7★ from 38 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 9 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 28 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Decatur, 6 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 6 mi away
Ranked #13 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 8 mi away
Ranked #14 because of its Google rating and review volume: 4.2★ from 83 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Plainfield, 21 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 19 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mahomet, 22 mi away
Ranked #16 because of its Google rating and trade focus: 4.7★ from 22 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Springfield, 21 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 151 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cicero, 21 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 8 mi away
Ranked #19 because of its Google rating and review volume: 4.7★ from 415 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Homer Glen, 21 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elk Grove Village, 21 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bloomingdale, 21 mi away
Ranked #22 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Springfield, 21 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 7 mi away
Ranked #24 because of its Google rating and trade focus: 4.3★ from 46 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Collinsville, 21 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 8 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 #41, in CR Score order; each links to its profile. We publish the top 41 of 61 ranked HVAC contractors here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Tru Temp Heating & Cooling Inc. | 54 | 4.5★ (10) | 21 mi |
| 30 | Independent Heating and Cooling, Inc. | 54 | 4.0★ (14) | 23 mi |
| 31 | A.S.A.P. HVAC, LLC | 53 | 5.0★ (5) | 21 mi |
| 32 | Top Rank Heating & Cooling | 53 | 5.0★ (3) | 19 mi |
| 33 | ML Refrigeration Inc, | 53 | 4.4★ (5) | 21 mi |
| 37 | Even-Flo Heating & Air Conditioning - Air Conditioning Repair Service Gurnee IL, Furnace Repair, Heating Contractor | 53 | 4.8★ (4) | 21 mi |
| 38 | HVAC Air Solutions Inc | 53 | 5.0★ (3) | 21 mi |
| 41 | HVAC/R Mechanical Solutions LLC. | 52 | 4.9★ (7) | 21 mi |
National price ranges in USD, not adjusted for Mount Zion. 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 Illinois, 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 61 Mount Zion 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 Mount Zion 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 |