937 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Libertyville: TopTec Heating, Cooling, Plumbing & Electrical, CR Score 65/100; 4.8★ from 2,018 Google reviews; open 24/7.
Best for emergencies (open 24/7): ABC Plumbing, Sewer, Heating, Cooling & Electric, posts 24/7 hours; ranked #2 of 937.
Most-reviewed: ABC Plumbing, Sewer, Heating, Cooling & Electric, 22,524 Google reviews at 4.7★, the most of 937 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
937 Libertyville HVAC contractors are ranked here by CR Score, from ten published factors. 421 are open 24/7, 716 open Saturdays and 600 open Sundays, based on posted hours. The median Google rating is 4.9★ across 937 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | TopTec Heating, Cooling, Plumbing & Electrical | 65 | 4.8★ (2,018) | Libertyville | 24/7 | Overall |
| 2 | ABC Plumbing, Sewer, Heating, Cooling & Electric | 64 | 4.7★ (22,524) | Arlington Heights, 10 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Cahill Heating, Cooling, Electric, Plumbing & Sewer | 64 | 5.0★ (1,064) | Lake Bluff, 3 mi away | 24/7 | — |
| 4 | Allied Air Conditioning & Heating Corp. | 64 | 5.0★ (428) | Libertyville | 24/7 | — |
| 5 | AA Service Co. | 63 | 4.9★ (3,150) | Northbrook, 11 mi away | 24/7 | — |
| 6 | Legacy Heating & Cooling | 62 | 5.0★ (165) | Libertyville | 24/7 | — |
| 7 | Ireland Heating & Air Conditioning Co. | 62 | 4.9★ (397) | Lake Forest, 3 mi away | 24/7 | — |
| 8 | Black Diamond Plumbing & Mechanical Inc. | 62 | 4.9★ (6,580) | McHenry, 18 mi away | 24/7 | — |
| 9 | Four Seasons Heating, Air Conditioning, Plumbing, Electric | 62 | 4.7★ (2,787) | Buffalo Grove, 9 mi away | 24/7 | — |
| 10 | Precision Today Plumbing Heating Cooling Electrical (Miller's Area Heating) | 62 | 4.8★ (986) | Grayslake, 6 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 because of its Google rating and trade focus: 4.8★ from 2,018 Google reviews, listed on Google as “HVAC contractor”.
Based in Arlington Heights, 10 mi away
Ranked #2 because of its Google rating and review volume: 4.7★ from 22,524 Google reviews, the most in Libertyville.
Based in Lake Bluff, 3 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 1,064 Google reviews, listed on Google as “HVAC contractor”.
Based in Libertyville
Ranked #4 because of its Google rating and trade focus: 5.0★ from 428 Google reviews, listed on Google as “HVAC contractor”.
Based in Northbrook, 11 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 3,150 Google reviews, listed on Google as “HVAC contractor”.
Based in Libertyville
Ranked #6 because of its Google rating and trade focus: 5.0★ from 165 Google reviews, listed on Google as “HVAC contractor”.
Based in Lake Forest, 3 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 397 Google reviews, listed on Google as “HVAC contractor”.
Based in McHenry, 18 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 6,580 Google reviews, listed on Google as “HVAC contractor”.
Based in Buffalo Grove, 9 mi away
Ranked #9 because of its Google rating and trade focus: 4.7★ from 2,787 Google reviews, listed on Google as “HVAC contractor”.
Based in Grayslake, 6 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 986 Google reviews, listed on Google as “HVAC contractor”.
Based in Mundelein, 4 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 234 Google reviews, listed on Google as “HVAC contractor”.
Based in Gurnee, 7 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 576 Google reviews, listed on Google as “HVAC contractor”.
Based in Round Lake, 9 mi away
Ranked #13 because of its Google rating and trade focus: 4.7★ from 2,290 Google reviews, listed on Google as “HVAC contractor”.
Based in Mundelein, 6 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 292 Google reviews, listed on Google as “HVAC contractor”.
Based in Mundelein, 4 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 259 Google reviews, listed on Google as “HVAC contractor”.
Based in Rolling Meadows, 14 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 1,104 Google reviews, listed on Google as “HVAC contractor”.
Based in Mundelein, 2 mi away
Ranked #17 because of its Google rating and trade focus: 4.6★ from 697 Google reviews, listed on Google as “HVAC contractor”.
Based in Lake Zurich, 8 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 320 Google reviews, listed on Google as “HVAC contractor”.
Based in Northbrook, 11 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 861 Google reviews, listed on Google as “HVAC contractor”.
Based in Northbrook, 13 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 697 Google reviews, listed on Google as “HVAC contractor”.
Based in Buffalo Grove, 8 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 285 Google reviews, listed on Google as “HVAC contractor”.
Based in Prospect Heights, 13 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 1,120 Google reviews, listed on Google as “Air conditioning repair service”.
Based in Fox Lake, 9 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 340 Google reviews, listed on Google as “HVAC contractor”.
Based in Buffalo Grove, 7 mi away
Ranked #24 because of its Google rating and trade focus: 4.6★ from 1,545 Google reviews, listed on Google as “HVAC contractor”.
Based in Highwood, 9 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 274 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 937 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 |
|---|---|---|
| ARS / Rescue Rooter | 4.7★ (4,969) | 21 mi |
| Comfort 24-7 - Libertyville | In Libertyville | |
| Debruler Co | 1.8★ (10) | In Libertyville |
| Furnace & Heating (NEAR ME) | 5.0★ (2) | 10 mi |
| G&G vargas | 5.0★ (2) | 9 mi |
| GO GREEN Heating & Cooling | 5.0★ (2) | 4 mi |
| Harmonic Heating & Air Conditioning Repair & Replacement Libertyville | In Libertyville | |
| HeatForce Furnace Repair HVAC | 5.0★ (2) | 11 mi |
| HVAC Libertyville IL | In Libertyville | |
| Indoor Weather | 5.0★ (2) | 9 mi |
| Martin Enterprises Heating & Air Conditioning | 4.8★ (246) | 9 mi |
| OVERALL HVAC LLC. | 3.0★ (2) | 12 mi |
| Ray's Heating & Cooling | 3.0★ (2) | 7 mi |
| Tem Control HVAC | 5.0★ (2) | 12 mi |
| Thermal Mechanical Inc. | 3.0★ (2) | In Libertyville |
| THERMATRONIC INC. | 5.0★ (2) | 12 mi |
| TM HVAC contractor | 5.0★ (2) | 9 mi |
| United Air Control Corp | 3.0★ (2) | 11 mi |
| Vita HVAC Services | 5.0★ (2) | 12 mi |
| Weatherwise Heating & Air Conditioning | 5.0★ (2) | 10 mi |
National price ranges in USD, not adjusted for Libertyville. 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 937 Libertyville 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 Libertyville 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 |