128 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Rockton: Perfect Temp Heating & Cooling, CR Score 63/100; 4.8★ from 719 Google reviews; open 24/7.
Best for emergencies (open 24/7): 24HR Home Comfort Services, posts 24/7 hours; ranked #2 of 128.
Most-reviewed: 24HR Home Comfort Services, 2,863 Google reviews at 4.9★, the most of 128 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
128 Rockton HVAC contractors are ranked here by CR Score, from ten published factors. 53 are open 24/7, 79 open Saturdays and 66 open Sundays, based on posted hours. The median Google rating is 4.6★ across 128 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Perfect Temp Heating & Cooling | 63 | 4.8★ (719) | Loves Park, 9 mi away | 24/7 | Overall |
| 2 | 24HR Home Comfort Services | 62 | 4.9★ (2,863) | Milton, 23 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Appliance Repair Experts | 62 | 4.8★ (1,444) | Janesville, 11 mi away | Sat · Sun · Evenings | — |
| 4 | Bear Necessities Home Services | 61 | 5.0★ (174) | Machesney Park, 11 mi away | 24/7 | — |
| 5 | Rock Valley Services, Inc. | 61 | 4.9★ (443) | Janesville, 15 mi away | 24/7 | — |
| 6 | Taylor's Heating/Cooling & Electrical | 60 | 5.0★ (102) | Machesney Park, 12 mi away | 24/7 | — |
| 7 | MP Heating & Air Conditioning | 59 | 4.7★ (54) | Machesney Park, 6 mi away | 24/7 | — |
| 8 | Absolute Value Heating & Cooling - Rockford | 59 | 4.9★ (85) | Rockford, 12 mi away | 24/7 | — |
| 9 | O'Connor Heating, Cooling & Electrical | 59 | 4.6★ (60) | Machesney Park, 6 mi away | 24/7 | — |
| 10 | Comfort Right Heating & Cooling | 59 | 4.9★ (93) | Rockford, 16 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: 4.8★ from 719 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milton, 23 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 2,863 Google reviews, the most in Rockton.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 11 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 1,444 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Machesney Park, 11 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 174 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 15 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 443 Google reviews, listed on Google as “Furnace repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Machesney Park, 12 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 102 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Machesney Park, 6 mi away
Ranked #7 because of its Google rating and trade focus: 4.7★ from 54 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 12 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 85 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Machesney Park, 6 mi away
Ranked #9 because of its Google rating and trade focus: 4.6★ from 60 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 16 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 93 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 25 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 463 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 14 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 65 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 14 mi away
Ranked #13 because of its Google rating and trade focus: 4.6★ from 126 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 13 mi away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 75 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 13 mi away
Ranked #15 because of its Google rating and trade focus: 4.3★ from 259 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Beloit, 10 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 65 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 13 mi away
Ranked #17 because of its Google rating and trade focus: 4.6★ from 78 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 13 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Machesney Park, 5 mi away
Ranked #19 because of its Google rating and trade focus: 4.3★ from 24 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 13 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 39 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 11 mi away
Ranked #21 because of its Google rating and trade focus: 4.5★ from 39 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Beloit, 4 mi away
Ranked #22 because of its Google rating and trade focus: 4.0★ from 20 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Roscoe, 4 mi away
Ranked #23 because of its Google rating and trade focus: 4.0★ from 25 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Loves Park, 8 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 69 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Machesney Park, 11 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 66 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability 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 128 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 |
|---|---|---|
| 24/7 Home Comfort Services | 3.8★ (4) | 16 mi |
| 5 Start Plumbing Heating & Cooling | 3.0★ (2) | 3 mi |
| A-SNAP HEATING COOLING ELECTRIC | 5.0★ (1) | 8 mi |
| AC's Best Heating and Cooling | 1.0★ (1) | 13 mi |
| Advance Thermo Care | 5.0★ (1) | 10 mi |
| Affordable Heating & A/C | 2.8★ (6) | 12 mi |
| Air Management Services Inc | 4.0★ (2) | 24 mi |
| American Heating and Air | 5.0★ (6) | 16 mi |
| Bob's Refrigeration heating and air conditioning inc | 4.6★ (9) | 25 mi |
| Calyx Contracting | 5.0★ (1) | 9 mi |
| Caudel Heating & Air Conditioning | In Rockton | |
| Dad And Son LLC | 5.0★ (2) | 16 mi |
| EB Mechanical LLC. | 5.0★ (1) | 5 mi |
| Gene Nelson and Sons | 5.0★ (1) | 8 mi |
| GH Heating & Air, L.L.C. | 4.1★ (17) | 25 mi |
| Heating & Cooling | 5.0★ (2) | 14 mi |
| Rock River Heating & Air | 5.0★ (7) | 19 mi |
| Ron Swanson Plumbing & Heating | 5.0★ (2) | 10 mi |
| TOTAL Mechanical, LLC Janesville | 5.0★ (1) | 12 mi |
| ZN Heating and Cooling, Inc | 5.0★ (2) | 25 mi |
National price ranges in USD, not adjusted for Rockton. 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 128 Rockton 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 Rockton 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 |