1,537 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Naperville: Energy Services Air Conditioning & Heating Co. & Electrical, CR Score 93/100; 4.9★ from 1,929 Google reviews; open 24/7.
Best for emergencies (open 24/7): TR Miller Heating, Cooling, Plumbing and Electrical, posts 24/7 hours; ranked #2 of 1,537.
Most-reviewed: Four Seasons Heating, Air Conditioning, Plumbing, & Electric, 27,709 Google reviews at 4.7★, the most of 1,537 ranked; ranked #22.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
1,537 Naperville HVAC contractors are ranked here by CR Score, from 8 published factors. 675 are open 24/7, 1,193 open Saturdays and 955 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,537 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Energy Services Air Conditioning & Heating Co. & Electrical | 93 | 4.9★ (1,929) | Naperville | 24/7 | Overall |
| 2 | TR Miller Heating, Cooling, Plumbing and Electrical | 93 | 4.9★ (10,641) | Plainfield, 9 mi away | 24/7 | Emergencies |
| 3 | Precision Today Plumbing Heating Cooling Electrical | 92 | 4.8★ (7,723) | Carol Stream, 8 mi away | 24/7 | — |
| 4 | Borter Heating & Air Conditioning Co | 92 | 5.0★ (1,316) | Wheaton, 7 mi away | 24/7 | — |
| 5 | Perfect Home Services | 91 | 4.7★ (5,573) | Aurora, 4 mi away | 24/7 | — |
| 6 | Chris Heating & Cooling | 91 | 5.0★ (942) | West Chicago, 8 mi away | 24/7 | — |
| 7 | Nortek Environmental | 91 | 4.9★ (381) | Naperville | 24/7 | — |
| 8 | Leslie Heating, Cooling, Plumbing, & Electric | 91 | 4.8★ (3,089) | Lombard, 8 mi away | 24/7 | — |
| 9 | A All Temp Inc. Heating & Cooling | 91 | 4.8★ (602) | Naperville | 24/7 | — |
| 10 | McNally's Heating and Cooling | 90 | 4.9★ (2,593) | Batavia, 11 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 in Naperville
Based in Naperville
Ranked #1 because of its Google rating and availability: 4.9★ from 1,929 Google reviews, open 24/7.
Based in Plainfield, 9 mi away
Ranked #2 because of its Google rating and availability: 4.9★ from 10,641 Google reviews, open 24/7.
Based in Carol Stream, 8 mi away
Ranked #3 because of its Google rating and availability: 4.8★ from 7,723 Google reviews, open 24/7.
Based in Wheaton, 7 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 1,316 Google reviews, open 24/7.
Based in Aurora, 4 mi away
Ranked #5 because of its Google rating and availability: 4.7★ from 5,573 Google reviews, open 24/7.
Based in West Chicago, 8 mi away
Ranked #6 because of its Google rating and availability: 5.0★ from 942 Google reviews, open 24/7.
Based in Naperville
Ranked #7 because of its Google rating and availability: 4.9★ from 381 Google reviews, open 24/7.
Based in Lombard, 8 mi away
Ranked #8 because of its Google rating and availability: 4.8★ from 3,089 Google reviews, open 24/7.
Based in Naperville
Ranked #9 because of its Google rating and availability: 4.8★ from 602 Google reviews, open 24/7.
Based in Batavia, 11 mi away
Ranked #10 because of its Google rating and availability: 4.9★ from 2,593 Google reviews, open 24/7.
Based in Naperville
Ranked #11 because of its Google rating and availability: 5.0★ from 181 Google reviews, open 24/7.
Based in Naperville
Ranked #12 because of its Google rating and availability: 4.9★ from 246 Google reviews, open 24/7.
Based in Plainfield, 9 mi away
Ranked #13 because of its Google rating and availability: 4.9★ from 1,422 Google reviews, open 24/7.
Based in Saint Charles, 11 mi away
Ranked #14 because of its Google rating and availability: 4.9★ from 1,873 Google reviews, open 24/7.
Based in Aurora, 11 mi away
Ranked #15 because of its Google rating and availability: 4.9★ from 1,637 Google reviews, open 24/7.
Based in West Chicago, 10 mi away
Ranked #16 because of its Google rating and availability: 4.9★ from 1,482 Google reviews, open 24/7.
Based in Downers Grove, 5 mi away
Ranked #17 because of its Google rating and availability: 4.9★ from 471 Google reviews, open 24/7.
Based in Carol Stream, 8 mi away
Ranked #18 because of its Google rating and availability: 4.8★ from 1,516 Google reviews, open 24/7.
Based in Plainfield, 10 mi away
Ranked #19 because of its Google rating and availability: 5.0★ from 584 Google reviews, open 24/7.
Based in Downers Grove, 7 mi away
Ranked #20 because of its Google rating and availability: 4.8★ from 1,107 Google reviews, open 24/7.
Based in Naperville
Ranked #21 because of its Google rating and availability: 4.7★ from 458 Google reviews, open 24/7.
Based in Chicago, 20 mi away
Ranked #22 because of its Google rating and review volume: 4.7★ from 27,709 Google reviews, the most Google reviews on this list (27,709).
Based in Bolingbrook, 8 mi away
Ranked #23 because of its Google rating and availability: 5.0★ from 330 Google reviews, open 24/7.
Based in Addison, 10 mi away
Ranked #24 because of its Google rating and availability: 4.8★ from 1,645 Google reviews, open 24/7.
Based in Downers Grove, 6 mi away
Ranked #25 because of its Google rating and availability: 4.9★ from 331 Google reviews, open 24/7.
#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 1,537 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 |
|---|---|---|
| Anura Home Energy Services | 5.0★ (2) | In Naperville |
| Arkay Mechanical Inc | 5.0★ (2) | 4 mi |
| Autumn Construction Services | 5.0★ (2) | 8 mi |
| D & S Heating AC & Refrigeration | In Naperville | |
| Faith Mechanical, Inc. | 2.5★ (2) | 4 mi |
| Goodberlet Home Services | 4.8★ (648) | 11 mi |
| HTS Chicago | In Naperville | |
| Jones Electric Heating and Cooling LLC | 5.0★ (2) | 6 mi |
| Mr. Greg's HVAC Chicago | 3.0★ (2) | 8 mi |
| Naperville HVAC Repair | In Naperville | |
| Neighbors West Heating & cooling | 4.5★ (2) | 8 mi |
| OneStop Pro Plumbing, Heating, Cooling & Electric | 4.9★ (836) | 6 mi |
| Residential Heating & Cooling | 4.9★ (905) | 15 mi |
| Sears Heating and Air Conditioning | 5.0★ (1) | In Naperville |
| Tamarack Heating & Cooling Inc | 5.0★ (2) | 8 mi |
| Temp Tech llc | 5.0★ (1) | In Naperville |
| Temp Tech LLC | In Naperville | |
| Tri-Force Heating, Cooling, & Air Quality | In Naperville | |
| Wheaton Furnace Repair | 5.0★ (2) | 4 mi |
| wheatonilgaragedoor | 5.0★ (2) | 6 mi |
National price ranges in USD, not adjusted for Naperville. 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 1,537 Naperville HVAC contractors on 8 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. Unknown factors are left out of the score, 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 Naperville data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |