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Best HVAC Contractors in Summit, IL (2026)

1,602 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Summit: Four Seasons Heating, Air Conditioning, Plumbing, & Electric, CR Score 66/100; 4.7★ from 27,709 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Four Seasons Heating, Air Conditioning, Plumbing, & Electric, posts 24/7 hours; ranked #2 of 1,602.

  3. 14

    Most-reviewed: TR Miller Heating, Cooling, Plumbing and Electrical, 10,641 Google reviews at 4.9★, the most of 1,602 ranked after Four Seasons Heating, Air Conditioning, Plumbing, & Electric; ranked #14.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

1,602 Summit HVAC contractors are ranked here by CR Score, from ten published factors. 664 are open 24/7, 1,243 open Saturdays and 995 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,602 rated businesses.

Top 10 HVAC contractors in Summit at a glance

Top 10 HVAC contractors in Summit at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Four Seasons Heating, Air Conditioning, Plumbing, & Electric664.7★ (27,709)Chicago, 3 mi away24/7Overall
2Four Seasons Heating, Air Conditioning, Plumbing, & Electric634.7★ (4,200)Bridgeview, 5 mi away24/7Emergencies
3Freedom Heating, Cooling & Electrical624.9★ (2,121)Franklin Park, 10 mi away24/7—
4Pure Comfort Heating and Air Conditioning624.9★ (411)Elgin, 2 mi away24/7—
5The Heat Engineering Co.624.9★ (623)Countryside, 4 mi away24/7—
6Four Seasons Heating, Air Conditioning, Plumbing, & Electric624.8★ (3,722)Crestwood, 11 mi away24/7—
7Deljo Heating, Cooling & Plumbing624.9★ (3,196)Chicago, 14 mi away24/7—
8All Temp Heating and Air Conditioning624.9★ (2,253)Chicago, 13 mi away24/7—
9Wise Mechanical Solutions625.0★ (184)Brookfield, 2 mi away24/7—
10Leslie Heating, Cooling, Plumbing, & Electric624.8★ (3,089)Lombard, 12 mi away24/7—

The 1,602 best HVAC contractors in Summit, ranked

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.

  1. Based in Oak Park, 6 mi away

    61/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.9★ from 402 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 402 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    334 Harrison St, Oak Park, IL 60304
  2. Based in Chicago, 13 mi away

    61/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.8★ from 2,374 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 2,374 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4594 N Elston Ave, Chicago, IL 60630
  3. Based in Lyons, 2 mi away

    61/100CR Score

    Ranked #19 because of its Google rating and trade focus: 5.0★ from 102 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 102 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8698 47th St, Lyons, IL 60534
  4. Based in Chicago, 14 mi away

    61/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.9★ from 1,342 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,342 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5850 N Northwest Hwy, Chicago, IL 60631

HVAC contractors ranked #26 to #50

#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 1,602 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Summit, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Paragon Heating, Cooling, and Tankless614.9★ (823)12 mi
27Goodberlet Home Services614.8★ (648)9 mi
28J.J.R. Heating & Cooling Inc615.0★ (408)11 mi
29Eco Air Pros Heating & Cooling614.9★ (420)9 mi
30Guardian Heating & Cooling Service614.8★ (1,189)12 mi
31Borter Heating & Air Conditioning Co615.0★ (1,316)18 mi
32Comfort Masters Service Experts614.8★ (1,645)14 mi
33ARS / Rescue Rooter604.7★ (4,969)18 mi
34Energy Services Air Conditioning & Heating Co. & Electrical604.9★ (1,929)18 mi
35Oasis Plumbing, Heating & Cooling604.9★ (1,055)15 mi
36AAA Heating and Cooling Inc604.9★ (193)7 mi
37Assured Air Ltd604.8★ (159)5 mi
38Hero Air605.0★ (272)11 mi
39Pro Comfort Solutions605.0★ (187)9 mi
40TR Miller Heating, Cooling, Plumbing and Electrical604.9★ (2,423)20 mi
41Affordable American Air Heating, Cooling & Energy services605.0★ (250)11 mi
42Done By Tone Heating & Cooling605.0★ (103)6 mi
43Fire 'n' Ice Heating & Cooling, Inc.604.9★ (471)13 mi
44Fricold Heating and Cooling604.9★ (217)9 mi
45Heatmasters604.8★ (708)13 mi
46Air Source 1 Heating & Air Conditioning605.0★ (664)17 mi
47Amber Heating & Air Conditioning DBA Doornbos Heating & Air Conditioning604.8★ (269)8 mi
48Global Heating and Cooling LLC604.9★ (297)11 mi
49Precision Today Plumbing Heating Cooling Electrical604.8★ (450)11 mi
50Oasis Plumbing, Heating and Cooling - Elmhurst605.0★ (233)12 mi

Also serving Summit

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.

Unranked HVAC contractors serving Summit
BusinessGoogle ratingDistance
A & S Heating and Cooling5.0★ (2)5 mi
All Around Heating & Cooling5.0★ (2)In Summit
American Vintage Home Heating, Cooling & Plumbing4.8★ (2,300)20 mi
AWE Air Water Energy4.8★ (1,516)17 mi
Chavez Heating And Cooling1.0★ (2)6 mi
Climapro5.0★ (2)5 mi
Gaines Property Heating & Cooling5.0★ (2)2 mi
garry air duct Cleaning3.0★ (2)6 mi
Ideal Heating Co.3.0★ (2)3 mi
Kats Heating and Cooling5.0★ (2)3 mi
L. P. Mechanical5.0★ (2)5 mi
Maganas Heating and Contracting5.0★ (2)3 mi
Max Chill Heating & Cooling5.0★ (2)3 mi
My Green House HVAC LLC1.0★ (1)In Summit
Perfect Home Services4.7★ (5,573)21 mi
Polar Heating & AC4.6★ (899)10 mi
Repair Daddy5.0★ (2)5 mi
Services 4 All Seasons5.0★ (2)6 mi
Super Heating Solutions Cicero5.0★ (2)6 mi
Walker Heating and Cooling Solutions5.0★ (2)5 mi

How much do HVAC contractors cost in Summit?

National price ranges in USD, not adjusted for Summit. Each row names its basis and the month we checked it.

How much do HVAC contractors cost in Summit?
JobLowTypicalHighBasisChecked
AC replacement$3,887$5,978$8,073Per system, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026
Furnace replacement$2,823$4,814$6,896Per system, installed; typical range of customer-reported jobs. US national rangeOctober 2026

When to hire an HVAC contractor in Illinois

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.

How we ranked Summit HVAC contractors

We scored 1,602 Summit 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Summit data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

HVAC contractors in Summit: frequently asked questions

Who is the best HVAC contractor in Summit?

By CR Score, the highest-ranked HVAC contractor in Summit, IL is Four Seasons Heating, Air Conditioning, Plumbing, & Electric with a CR Score of 66/100. It has 4.7★ from 27,709 Google reviews. It is open 24/7. Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#2) and Freedom Heating, Cooling & Electrical (#3) follow. We ranked 1,602 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Summit?

ContractorsRanked ranks 1,602 HVAC contractors serving Summit, IL. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Summit are open 24/7?

664 ranked HVAC contractors in Summit post 24/7 hours. The highest-ranked are Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#1), Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#2) and Freedom Heating, Cooling & Electrical (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Summit work on weekends?

1,243 of 1,602 ranked HVAC contractors post Saturday hours and 995 post Sunday hours. The highest-ranked open Saturdays are Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#1), Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#2) and Freedom Heating, Cooling & Electrical (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Summit?

AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Summit. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Summit HVAC contractors have?

The median Google rating among 1,602 rated HVAC contractors in Summit is 4.9★, with a median of 20 reviews. Four Seasons Heating, Air Conditioning, Plumbing, & Electric has the most, 27,709 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire an HVAC contractor in Summit?

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.

How does ContractorsRanked rank HVAC contractors?

Each HVAC contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Summit

  1. October 2026: CR Scores recalculated for 1,602 hvac contractors serving Summit.
  2. October 2026: 12 duplicate listings merged.

More HVAC contractors and Summit pages

Other trades in Summit