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Best HVAC Contractors in Countryside, IL (2026)

1,686 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Countryside: Four Seasons Heating, Air Conditioning, Plumbing, & Electric, CR Score 65/100; 4.7★ from 27,709 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): The Heat Engineering Co., posts 24/7 hours; ranked #2 of 1,686.

  3. 37

    Most-reviewed: ABC Plumbing, Sewer, Heating, Cooling & Electric, 22,524 Google reviews at 4.7★, the most of 1,686 ranked after Four Seasons Heating, Air Conditioning, Plumbing, & Electric; ranked #37.

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

1,686 Countryside HVAC contractors are ranked here by CR Score, from ten published factors. 716 are open 24/7, 1,311 open Saturdays and 1,053 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,686 rated businesses.

Top 10 HVAC contractors in Countryside at a glance

Top 10 HVAC contractors in Countryside at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Four Seasons Heating, Air Conditioning, Plumbing, & Electric654.7★ (27,709)Chicago, 6 mi away24/7Overall
2The Heat Engineering Co.644.9★ (623)Countryside24/7Emergencies
3Four Seasons Heating, Air Conditioning, Plumbing, & Electric634.7★ (4,200)Bridgeview, 6 mi away24/7—
4Leslie Heating, Cooling, Plumbing, & Electric634.8★ (3,089)Lombard, 9 mi away24/7—
5Precision Today Plumbing Heating Cooling Electrical634.8★ (7,723)Carol Stream, 14 mi away24/7—
6Freedom Heating, Cooling & Electrical624.9★ (2,121)Franklin Park, 10 mi away24/7—
7TR Miller Heating, Cooling, Plumbing and Electrical624.9★ (10,641)Plainfield, 19 mi away24/7—
8Four Seasons Heating, Air Conditioning, Plumbing, & Electric624.8★ (3,722)Crestwood, 12 mi away24/7—
9ABC Plumbing, Sewer, Heating, Cooling & Electric624.8★ (1,107)Downers Grove, 7 mi away24/7—
10Wise Mechanical Solutions625.0★ (184)Brookfield, 2 mi away24/7—

The 1,686 best HVAC contractors in Countryside, 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 Elmhurst, 6 mi away

    61/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.8★ from 648 Google reviews, listed on Google as “Furnace repair service”.

    • 4.8★ from 648 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1 Mid America Plaza Floor 3 0701, Oakbrook Terrace, IL 60181
  2. Based in Itasca, 16 mi away

    61/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.7★ from 4,969 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 4,969 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    731 District Dr, Itasca, IL 60143
  3. Based in Chicago, 15 mi away

    61/100CR Score

    Ranked #25 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

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 1,686 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Countryside, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26House of Heat614.9★ (402)8 mi
27J.J.R. Heating & Cooling Inc615.0★ (408)11 mi
28King Heating, Cooling & Plumbing614.7★ (3,996)14 mi
29New Comfort Heating and Cooling615.0★ (116)3 mi
30Fire 'n' Ice Heating & Cooling, Inc.614.9★ (471)9 mi
31SRG Mechanical615.0★ (102)3 mi
32Affordable American Air Heating, Cooling & Energy services615.0★ (250)9 mi
33Besco Air Inc.614.9★ (1,342)15 mi
34Comfort Services Heating & Air Conditioning614.9★ (331)8 mi
35Shavitz Heating and Air Conditioning614.9★ (2,707)19 mi
36Perfect Home Services614.7★ (5,573)18 mi
37ABC Plumbing, Sewer, Heating, Cooling & Electric604.7★ (22,524)25 mi
38Assured Air Ltd604.8★ (159)3 mi
39AWE Air Water Energy604.8★ (1,516)14 mi
40Doornbos Heating & Air Conditioning604.8★ (600)10 mi
41Eco Air Pros Heating & Cooling604.9★ (420)10 mi
42TR Miller Heating, Cooling, Plumbing and Electrical604.9★ (2,423)19 mi
43All Temp Heating and Air Conditioning- Bolingbrook605.0★ (330)12 mi
44Bogdan AC & Heating Repair604.9★ (346)10 mi
45Pro Air Heating Cooling and Electrical, HVAC Downers Grove, Naperville, Hinsdale, and Electrician605.0★ (129)7 mi
46Wantuck Comfort Solutions604.9★ (213)7 mi
47Guardian Heating & Cooling Service604.8★ (1,189)14 mi
48Oasis Plumbing, Heating and Cooling - Elmhurst605.0★ (233)10 mi
49Fricold Heating and Cooling604.9★ (217)9 mi
50Glen Ellyn Heating and Cooling605.0★ (187)10 mi

Also serving Countryside

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 Countryside
BusinessGoogle ratingDistance
A & S Heating and Cooling5.0★ (2)4 mi
All Around Heating & Cooling5.0★ (2)4 mi
All Field ServicesIn Countryside
Best Choice HVACR & Electrical5.0★ (1)In Countryside
Dr. Q Heating and CoolingIn Countryside
Gaines Property Heating & Cooling5.0★ (2)3 mi
Great Lakes Plumbing Heating & Fire Protection Company4.5★ (2)5 mi
Hearthstone Heating & Air Conditioning4.9★ (112)5 mi
HVAC Today Inc.1.0★ (2)5 mi
Ideal Heating Co.3.0★ (2)3 mi
Intrella Industries, LLCIn Countryside
Jim Wagner Plumbing, Inc.4.6★ (670)8 mi
Kats Heating and Cooling5.0★ (2)3 mi
Maganas Heating and Contracting5.0★ (2)2 mi
OneStop Pro Plumbing, Heating, Cooling & Electric4.9★ (836)14 mi
Polar Heating & AC4.6★ (899)10 mi
Precision Today Plumbing Heating Cooling Electrical4.8★ (450)11 mi
Pro Temp of Illinois5.0★ (2)In Countryside
Rooter Plumbing & Sewer4.6★ (42)In Countryside
Solutions Mechanical LLC5.0★ (2)4 mi

How much do HVAC contractors cost in Countryside?

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

How much do HVAC contractors cost in Countryside?
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 Countryside HVAC contractors

We scored 1,686 Countryside 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 Countryside 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 Countryside: frequently asked questions

Who is the best HVAC contractor in Countryside?

By CR Score, the highest-ranked HVAC contractor in Countryside, IL is Four Seasons Heating, Air Conditioning, Plumbing, & Electric with a CR Score of 65/100. It has 4.7★ from 27,709 Google reviews. It is open 24/7. The Heat Engineering Co. (#2) and Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#3) follow. We ranked 1,686 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Countryside?

ContractorsRanked ranks 1,686 HVAC contractors serving Countryside, IL. 3 of them are based in Countryside; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Countryside are open 24/7?

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

Which HVAC contractors in Countryside work on weekends?

1,311 of 1,686 ranked HVAC contractors post Saturday hours and 1,053 post Sunday hours. The highest-ranked open Saturdays are Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#1), The Heat Engineering Co. (#2) and Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Countryside?

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 Countryside. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Countryside HVAC contractors have?

The median Google rating among 1,686 rated HVAC contractors in Countryside is 4.9★, with a median of 21 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 Countryside?

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 Countryside

  1. October 2026: CR Scores recalculated for 1,686 hvac contractors serving Countryside.
  2. October 2026: 14 duplicate listings merged.

More HVAC contractors and Countryside pages

Other trades in Countryside