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Emergency HVAC Contractors in South Elgin, IL (2026)

Top 50 of 1,175 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 South Elgin: Lifeline Plumbing, Heating & Cooling, 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 South Elgin at a glance

Top emergency HVAC contractors in South Elgin at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Lifeline Plumbing, Heating & Cooling644.9★ (3,222)Elgin, 7 mi away24/7
2McNally's Heating and Cooling644.9★ (2,593)Batavia, 6 mi away24/7
3Kustom Heating and Cooling645.0★ (1,021)Elgin, 3 mi away24/7
4One Hour Heating & Air Conditioning644.9★ (1,873)Saint Charles, 6 mi away24/7
5Precision Today Plumbing Heating Cooling Electrical644.8★ (7,723)Carol Stream, 12 mi away24/7
6Blue Frost Heating & Cooling644.9★ (1,482)West Chicago, 6 mi away24/7
7Leith Heating and Cooling Inc.635.0★ (784)Elgin, 6 mi away24/7
8ABC Plumbing, Sewer, Heating, Cooling & Electric634.7★ (22,524)Arlington Heights, 19 mi away24/7
9Climate Control Services LLC635.0★ (776)Elgin, 6 mi away24/7
10Comfort Masters Service Experts634.8★ (1,224)Geneva, 6 mi away24/7

Call an emergency HVAC contractor in South Elgin 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 South Elgin, 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 1,175 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.

  11. #11 G & R Heating and Air

    Based in Gilberts, 9 mi away

    63/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.8★ from 2,067 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 2,067 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    24 Center Dr Unit #9, Gilberts, IL 60136
    View profile for G & R Heating and Air(224) 850-3187

  14. #14 ARS / Rescue Rooter

    Based in Itasca, 13 mi away

    62/100CR Score

    Ranked #14 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

  20. #20 Perfect Home Services

    Based in Aurora, 16 mi away

    62/100CR Score

    Ranked #20 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

  22. #22 AWE Air Water Energy

    Based in Carol Stream, 12 mi away

    62/100CR Score

    Ranked #22 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

Top 50 of 1,175 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 South Elgin, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Leith Heating and Cooling625.0★ (226)6 mi
2724HR Home Comfort Services614.9★ (1,374)14 mi
28Black Diamond Plumbing & Mechanical Inc.614.9★ (6,580)22 mi
29Five Star Heating & Air, Inc.614.9★ (1,082)13 mi
30Leslie Heating, Cooling, Plumbing, & Electric614.8★ (3,089)17 mi
31Advantage Plumbing, Heating & Air Conditioning614.7★ (4,045)2 mi
32American Star Total Home Comfort615.0★ (1,104)15 mi
33Amy Home Services614.8★ (483)8 mi
34Energy Services Air Conditioning & Heating Co. & Electrical614.9★ (1,929)16 mi
35Comfort Masters Service Experts614.8★ (1,645)15 mi
36Doc's HVAC614.9★ (278)7 mi
37Service Plus Heating & Cooling615.0★ (194)6 mi
38OneStop Pro Plumbing, Heating, Cooling & Electric614.9★ (836)13 mi
39AQC Services Inc HVAC & Appliance Repair615.0★ (286)9 mi
40Patriot Heating and Cooling Services Inc.614.7★ (476)7 mi
41Comfort Pride Services615.0★ (319)10 mi
42Andersen Plumbing, Heating and AC Repair614.9★ (1,637)17 mi
43Aire Serv of Palatine604.9★ (766)15 mi
44Althoff Home Services604.8★ (1,043)15 mi
45Brian's Heating & Air Conditioning604.8★ (336)10 mi
46One Call Heating & Cooling605.0★ (138)7 mi
47Gray's Mechanical LLC - Carol Stream604.9★ (294)11 mi
48Four Seasons Heating, Air Conditioning, Plumbing, Electric604.7★ (2,787)19 mi
49JDN Heating & Air Conditioning Systems604.9★ (111)6 mi
50Charles McDuffee Co. Heating & Air Conditioning604.9★ (422)13 mi

How we ranked emergency HVAC contractors in South Elgin

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 South Elgin: questions

Which HVAC contractors in South Elgin are open 24/7?

25 on this list post 24/7 hours, including Lifeline Plumbing, Heating & Cooling, McNally's Heating and Cooling, Kustom Heating and Cooling, One Hour Heating & Air Conditioning and Precision Today Plumbing Heating Cooling Electrical.

Who is ranked #1 for emergency heating and cooling in South Elgin, IL?

Lifeline Plumbing, Heating & Cooling is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in South Elgin 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 South Elgin

  1. October 2026: CR Scores recalculated for 1,175 hvac contractors serving South Elgin.
  2. October 2026: 8 duplicate listings merged.

More emergency and heating and cooling pages