17 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Harrisburg: Cannan Heating and Cooling, CR Score 63/100; 4.4★ from 44 Google reviews; open 24/7.
Best for emergencies (open 24/7): Bailey's Heating & Cooling, posts 24/7 hours; ranked #2 of 17.
Most-reviewed: Bailey's Heating & Cooling, 236 Google reviews at 5.0★, the most of 17 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
17 Harrisburg HVAC contractors are ranked here by CR Score, from ten published factors. 7 are open 24/7, 9 open Saturdays and 6 open Sundays, based on posted hours. The median Google rating is 4.9★ across 17 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Cannan Heating and Cooling | 63 | 4.4★ (44) | Harrisburg | 24/7 | Overall |
| 2 | Bailey's Heating & Cooling | 62 | 5.0★ (236) | Marion, 25 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Bigg's and Moore Heating & Air Conditioning LLC | 61 | 4.9★ (104) | Harrisburg | — | — |
| 4 | Ponder Service Inc | 59 | 4.7★ (66) | Marion, 20 mi away | 24/7 | — |
| 5 | Taylor Heating & Cooling | 58 | 5.0★ (43) | West Frankfort, 24 mi away | 24/7 | — |
| 6 | Fowler Heating & Cooling | 58 | 4.6★ (114) | Marion, 21 mi away | 24/7 | — |
| 7 | Nathan's Heating & Cooling | 56 | 5.0★ (14) | West Frankfort, 23 mi away | 24/7 | — |
| 8 | D & C Heating & Cooling | 55 | 4.9★ (88) | Marion, 21 mi away | — | — |
| 9 | Advanta Cleaning Air Services | 54 | 3.4★ (7) | Marion, 6 mi away | — | — |
| 10 | Lakeside Heating and AC | 54 | 5.0★ (5) | Marion, 21 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: 4.4★ from 44 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 25 mi away
Ranked #2 because of its Google rating and review volume: 5.0★ from 236 Google reviews, the most in Harrisburg.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Harrisburg
Ranked #3 because of its Google rating and trade focus: 4.9★ from 104 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 20 mi away
Ranked #4 because of its Google rating and trade focus: 4.7★ from 66 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Frankfort, 24 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 43 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 21 mi away
Ranked #6 because of its Google rating and trade focus: 4.6★ from 114 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Frankfort, 23 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 21 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 88 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 6 mi away
Ranked #9 because of its Google rating and trade focus: 3.4★ from 7 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Marion, 21 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 17 mi away
Ranked #11 because of its Google rating and trade focus: 4.5★ from 16 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 22 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 41 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 25 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Marion, 22 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Frankfort, 24 mi away
Ranked #15 because of its Google rating and trade focus: 4.2★ from 32 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 21 mi away
Ranked #16 because of its Google rating and trade focus: 4.2★ from 18 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 17 mi away
Ranked #17 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.
12 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 |
|---|---|---|
| Comfort Zone | 1.0★ (1) | 19 mi |
| Cross Heating And Air | 5.0★ (1) | 24 mi |
| F & F Mechanical | 21 mi | |
| Grubbs Mobile Home Heating | 5.0★ (1) | In Harrisburg |
| GVS Contracting - Geothermal Well Drilling | 18 mi | |
| H.E. Mitchell Construction, Inc | 4.0★ (2) | In Harrisburg |
| Jany's "On The Spot" | 5.0★ (2) | 24 mi |
| Jones Plumbing & Heating Co | 22 mi | |
| On The Spot Air | 22 mi | |
| Oscar's Service | 5.0★ (1) | 21 mi |
| Smart HVAC/Duct Cleaning | 5.0★ (1) | 24 mi |
| Webb's Heating & Air Conditioning | 5.0★ (2) | 22 mi |
National price ranges in USD, not adjusted for Harrisburg. 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 17 Harrisburg 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 Harrisburg 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 |