1,691 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Carol Stream: Precision Today Plumbing Heating Cooling Electrical, CR Score 66/100; 4.8★ from 7,723 Google reviews; open 24/7.
Best for emergencies (open 24/7): Borter Heating & Air Conditioning Co, posts 24/7 hours; ranked #2 of 1,691.
Most-reviewed: Four Seasons Heating, Air Conditioning, Plumbing, & Electric, 27,709 Google reviews at 4.7★, the most of 1,691 ranked; ranked #27.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
1,691 Carol Stream HVAC contractors are ranked here by CR Score, from ten published factors. 752 are open 24/7, 1,309 open Saturdays and 1,061 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,691 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Precision Today Plumbing Heating Cooling Electrical | 66 | 4.8★ (7,723) | Carol Stream | 24/7 | Overall |
| 2 | Borter Heating & Air Conditioning Co | 64 | 5.0★ (1,316) | Wheaton, 2 mi away | 24/7 | Emergencies |
| 3 | AWE Air Water Energy | 64 | 4.8★ (1,516) | Carol Stream | 24/7 | — |
| 4 | McNally's Heating and Cooling | 63 | 4.9★ (2,593) | Batavia, 7 mi away | 24/7 | — |
| 5 | Blue Frost Heating & Cooling | 63 | 4.9★ (1,482) | West Chicago, 5 mi away | 24/7 | — |
| 6 | Chris Heating & Cooling | 63 | 5.0★ (942) | West Chicago, 5 mi away | 24/7 | — |
| 7 | ARS / Rescue Rooter | 63 | 4.7★ (4,969) | Itasca, 7 mi away | 24/7 | — |
| 8 | Leslie Heating, Cooling, Plumbing, & Electric | 63 | 4.8★ (3,089) | Lombard, 7 mi away | 24/7 | — |
| 9 | One Hour Heating & Air Conditioning | 63 | 4.9★ (1,873) | Saint Charles, 7 mi away | 24/7 | — |
| 10 | Comfort Masters Service Experts | 63 | 4.8★ (1,645) | Addison, 5 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 in Carol Stream
Based in Carol Stream
Ranked #1 because of its Google rating and trade focus: 4.8★ from 7,723 Google reviews, listed on Google as “HVAC contractor”.
Based in Wheaton, 2 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 1,316 Google reviews, listed on Google as “HVAC contractor”.
Based in Carol Stream
Ranked #3 because of its Google rating and trade focus: 4.8★ from 1,516 Google reviews, listed on Google as “HVAC contractor”.
Based in Batavia, 7 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 2,593 Google reviews, listed on Google as “HVAC contractor”.
Based in West Chicago, 5 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,482 Google reviews, listed on Google as “HVAC contractor”.
Based in West Chicago, 5 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 942 Google reviews, listed on Google as “HVAC contractor”.
Based in Itasca, 7 mi away
Ranked #7 because of its Google rating and trade focus: 4.7★ from 4,969 Google reviews, listed on Google as “HVAC contractor”.
Based in Lombard, 7 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 3,089 Google reviews, listed on Google as “HVAC contractor”.
Based in Saint Charles, 7 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 1,873 Google reviews, listed on Google as “HVAC contractor”.
Based in Addison, 5 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 1,645 Google reviews, listed on Google as “HVAC contractor”.
Based in Naperville, 9 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 1,929 Google reviews, listed on Google as “HVAC contractor”.
Based in Plainfield, 17 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 10,641 Google reviews, listed on Google as “HVAC contractor”.
Based in Carol Stream
Ranked #13 because of its Google rating and trade focus: 4.9★ from 294 Google reviews, listed on Google as “HVAC contractor”.
Based in Schaumburg, 6 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 905 Google reviews, listed on Google as “HVAC contractor”.
Based in Arlington Heights, 17 mi away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 22,524 Google reviews, listed on Google as “HVAC contractor”.
Based in Aurora, 11 mi away
Ranked #16 because of its Google rating and trade focus: 4.7★ from 5,573 Google reviews, listed on Google as “HVAC contractor”.
Based in Roselle, 4 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 319 Google reviews, listed on Google as “HVAC contractor”.
Based in Elgin, 14 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 3,222 Google reviews, listed on Google as “HVAC contractor”.
Based in Hoffman Estates, 11 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 939 Google reviews, listed on Google as “HVAC contractor”.
Based in Villa Park, 8 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 823 Google reviews, listed on Google as “HVAC contractor”.
Based in Villa Park, 8 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 897 Google reviews, listed on Google as “HVAC contractor”.
Based in Geneva, 8 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 1,224 Google reviews, listed on Google as “HVAC contractor”.
Based in Franklin Park, 13 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 2,121 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Schaumburg, 6 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 286 Google reviews, listed on Google as “HVAC contractor”.
Based in Wheaton, 4 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 268 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 1,691 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 |
|---|---|---|
| Aburto's Heating & Cooling | 5.0★ (2) | 3 mi |
| Advantage Mechanical II Inc AMI | 5.0★ (2) | 6 mi |
| Air Mechanical, Inc. | 5.0★ (2) | 6 mi |
| Aslan HVAC | 5.0★ (2) | 5 mi |
| Carol Stream Heating & Cooling | 5.0★ (1) | In Carol Stream |
| D O C's HVAC Inc | 5.0★ (2) | 3 mi |
| Deluxe HVAC Cleaners | 4.5★ (2) | 6 mi |
| EGM Inc., Elk Grove Mechanical | 5.0★ (2) | 6 mi |
| Elite Heating and Cooling LLC | 5.0★ (2) | In Carol Stream |
| Goodberlet Home Services | 4.8★ (648) | 10 mi |
| Jim Wagner Plumbing, Inc. | 4.6★ (670) | 8 mi |
| LC Mechanical | In Carol Stream | |
| Marc's Heating & Cooling | 5.0★ (2) | In Carol Stream |
| Newday, Inc. | 3.0★ (2) | 4 mi |
| North Town Mechanical Services | 5.0★ (2) | 5 mi |
| OHM Remodeling & Solutions | 5.0★ (2) | 6 mi |
| RJS Heating and Cooling, Inc. | 4.8★ (230) | 6 mi |
| Top Solutions Cooling & Heating | In Carol Stream | |
| Wheaton Furnace Repair | 5.0★ (2) | 6 mi |
| wheatonilgaragedoor | 5.0★ (2) | 4 mi |
National price ranges in USD, not adjusted for Carol Stream. 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 1,691 Carol Stream 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 Carol Stream 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 |