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Emergency HVAC Contractors in Downers Grove, IL (2026)

Top 50 of 1,788 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

If you smell gas, leave the building now and call your gas utility or 911 from outside.

The short answer

  1. 1

    #1 for emergency heating and cooling in Downers Grove: Leslie Heating, Cooling, Plumbing, & Electric, open 24/7.

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

Top emergency HVAC contractors in Downers Grove at a glance

Top emergency HVAC contractors in Downers Grove at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Leslie Heating, Cooling, Plumbing, & Electric654.8★ (3,089)Lombard, 3 mi away24/7
2Precision Today Plumbing Heating Cooling Electrical654.8★ (7,723)Carol Stream, 8 mi away24/7
3Four Seasons Heating, Air Conditioning, Plumbing, & Electric644.7★ (27,709)Chicago, 13 mi away24/7
4ABC Plumbing, Sewer, Heating, Cooling & Electric644.8★ (1,107)Downers Grove24/7
5TR Miller Heating, Cooling, Plumbing and Electrical644.9★ (10,641)Plainfield, 14 mi away24/7
6Fire 'n' Ice Heating & Cooling, Inc.634.9★ (471)Downers Grove24/7
7Energy Services Air Conditioning & Heating Co. & Electrical634.9★ (1,929)Naperville, 8 mi away24/7
8Borter Heating & Air Conditioning Co635.0★ (1,316)Wheaton, 8 mi away24/7
9Comfort Services Heating & Air Conditioning634.9★ (331)Downers Grove24/7
10Perfect Home Services634.7★ (5,573)Aurora, 11 mi away24/7

Call an emergency HVAC contractor in Downers Grove now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency HVAC contractors in Downers Grove, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 1,788 is on the HVAC contractors page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  10. #10 Perfect Home Services

    Based in Aurora, 11 mi away

    63/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.7★ from 5,573 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 5,573 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4255 Meridian Pkwy Suite 101, Aurora, IL 60504
    View profile for Perfect Home Services(630) 519-6620

  13. #13 ARS / Rescue Rooter

    Based in Itasca, 12 mi away

    63/100CR Score

    Ranked #13 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
    View profile for ARS / Rescue Rooter(630) 475-1987

  14. #14 AWE Air Water Energy

    Based in Carol Stream, 8 mi away

    63/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.8★ from 1,516 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,516 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    295 Carlton Dr, Carol Stream, IL 60188
    View profile for AWE Air Water Energy(630) 326-4520

  17. #17 Goodberlet Home Services

    Based in Elmhurst, 4 mi away

    63/100CR 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
    View profile for Goodberlet Home Services(815) 937-0189

  23. #23 Pro Air Heating Cooling and Electrical, HVAC Downers Grove, Naperville, Hinsdale, and Electrician

    Based in Downers Grove

    62/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 129 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 129 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5117B Main St #16, Downers Grove, IL 60515
    View profile for Pro Air Heating Cooling and Electrical, HVAC Downers Grove, Naperville, Hinsdale, and Electrician(630) 641-5489

Top 50 of 1,788 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

HVAC contractors in Downers Grove, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Chris Heating & Cooling625.0★ (942)12 mi
27McNally's Heating and Cooling624.9★ (2,593)15 mi
28Blue Frost Heating & Cooling614.9★ (1,482)14 mi
29Bogdan AC & Heating Repair614.9★ (346)7 mi
30One Hour Heating & Air Conditioning614.9★ (1,873)15 mi
31Comfort Services Heating & Air Conditioning614.9★ (1,422)14 mi
32Deljo Heating, Cooling & Plumbing614.9★ (3,196)19 mi
33All Temp Heating and Air Conditioning- Bolingbrook615.0★ (330)9 mi
34Four Seasons Heating, Air Conditioning, Plumbing, & Electric614.8★ (3,722)18 mi
35Mel-O-Air Heating and Air Conditioning, Inc.614.9★ (268)7 mi
36All Temp Heating and Air Conditioning614.9★ (2,253)18 mi
37Berwyn Western Plumbing and Heating Company614.9★ (103)2 mi
38Dutchman Heating and Cooling Inc.614.7★ (458)7 mi
39Expert Heating, Air & Plumbing614.6★ (130)In Downers Grove
40Hey Guy HVAC, Plumbing & Electrical615.0★ (108)3 mi
41Quick Fix Heating & Cooling615.0★ (109)4 mi
42Stadtler Heating & Cooling614.8★ (120)2 mi
43Hearthstone Heating & Air Conditioning614.9★ (112)3 mi
44Residential Heating & Cooling614.9★ (905)14 mi
45Any Temp Heating & Cooling614.9★ (285)9 mi
46Oasis Plumbing, Heating and Cooling - Elmhurst615.0★ (233)9 mi
47Andersen Plumbing, Heating and AC Repair614.9★ (1,637)18 mi
48Besco Air Inc.614.9★ (1,342)17 mi
49Climate Champions Inc.615.0★ (110)5 mi
50Goode Plumbing614.8★ (2,374)18 mi

How we ranked emergency HVAC contractors in Downers Grove

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

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 from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency HVAC contractors in Downers Grove: questions

Which HVAC contractors in Downers Grove are open 24/7?

25 on this list post 24/7 hours, including Leslie Heating, Cooling, Plumbing, & Electric, Precision Today Plumbing Heating Cooling Electrical, Four Seasons Heating, Air Conditioning, Plumbing, & Electric, ABC Plumbing, Sewer, Heating, Cooling & Electric and TR Miller Heating, Cooling, Plumbing and Electrical.

Who is ranked #1 for emergency heating and cooling in Downers Grove, IL?

Leslie Heating, Cooling, Plumbing, & Electric is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Downers Grove ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the HVAC contractor arrives?

If you smell gas, leave the building now and call your gas utility or 911 from outside.

How many emergency HVAC contractors here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Downers Grove

  1. October 2026: CR Scores recalculated for 1,788 hvac contractors serving Downers Grove.
  2. October 2026: 16 duplicate listings merged.

More emergency and heating and cooling pages