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ContractorsRanked

Emergency HVAC Contractors in Chicago Loop, IL (2026)

Top 27 of 1,327 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 27 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 Chicago Loop: Four Seasons Heating, Air Conditioning, 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 Chicago Loop at a glance

Top emergency HVAC contractors in Chicago Loop at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Four Seasons Heating, Air Conditioning, Plumbing, & Electric924.7★ (27,709)Chicago, 11 mi away24/7
2Deljo Heating, Cooling & Plumbing924.9★ (3,196)Chicago, 9 mi away24/7
3All Temp Heating and Air Conditioning914.9★ (2,253)Chicago, 8 mi away24/7
4Goode Plumbing914.8★ (2,374)Chicago, 8 mi away24/7
5Shavitz Heating and Air Conditioning914.9★ (2,707)Skokie, 11 mi away24/7
6Oasis Plumbing, Heating & Cooling904.9★ (1,055)Chicago, 8 mi away24/7
7Guardian Heating & Cooling Service904.8★ (1,189)Chicago, 6 mi away24/7
8Global Heating and Cooling LLC904.9★ (297)Chicago, 2 mi away24/7
9Tabor's Complete Comfort Mechanical904.9★ (242)Chicago, 2 mi away24/7
10Browns Heating & Cooling904.9★ (199)Chicago, 1 mi away24/7

Call an emergency HVAC contractor in Chicago Loop 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 27 emergency HVAC contractors in Chicago Loop, 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 1,327 is on the HVAC contractors page.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  4. #4 Goode Plumbing

    Based in Chicago, 8 mi away

    91/100CR Score

    Ranked #4 because of its Google rating and availability: 4.8★ from 2,374 Google reviews, open 24/7.

    • 4.8★ from 2,374 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4594 N Elston Ave, Chicago, IL 60630
    View profile for Goode Plumbing(773) 280-8496

  12. #12 Besco Air Inc.

    Based in Chicago, 11 mi away

    90/100CR Score

    Ranked #12 because of its Google rating and availability: 4.9★ from 1,342 Google reviews, open 24/7.

    • 4.9★ from 1,342 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5850 N Northwest Hwy, Chicago, IL 60631
    View profile for Besco Air Inc.(312) 809-2695

  13. #13 Eco Temp HVAC

    Based in Chicago, 1 mi away

    90/100CR Score

    Ranked #13 because of its Google rating and availability: 5.0★ from 141 Google reviews, open 24/7.

    • 5.0★ from 141 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1210 S Indiana Ave APT 4611, Chicago, IL 60605
    View profile for Eco Temp HVAC(224) 253-8131

  18. #18 Cosmic HVAC Inc.

    Based in Chicago, 2 mi away

    89/100CR Score

    Ranked #18 because of its Google rating and availability: 5.0★ from 137 Google reviews, open 24/7.

    • 5.0★ from 137 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1655 S Blue Island Ave Suite 422, Chicago, IL 60608
    View profile for Cosmic HVAC Inc.(872) 222-3059

  20. #20 Hero Air

    Based in Chicago, 7 mi away

    89/100CR Score

    Ranked #20 because of its Google rating and availability: 5.0★ from 272 Google reviews, open 24/7.

    • 5.0★ from 272 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4823 W Patterson Ave, Chicago, IL 60641
    View profile for Hero Air(773) 572-7271

  22. #22 House of Heat

    Based in Oak Park, 8 mi away

    89/100CR Score

    Ranked #22 because of its Google rating and availability: 4.9★ from 402 Google reviews, open 24/7.

    • 4.9★ from 402 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    334 Harrison St, Oak Park, IL 60304
    View profile for House of Heat(708) 848-3291

  24. #24 Heatmasters

    Based in Chicago, 9 mi away

    89/100CR Score

    Ranked #24 because of its Google rating and availability: 4.8★ from 708 Google reviews, open 24/7.

    • 4.8★ from 708 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5540 W Lawrence Ave, Chicago, IL 60630
    View profile for Heatmasters(773) 777-5700

Top 27 of 1,327 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #27, in CR Score order; each links to its profile.

HVAC contractors in Chicago Loop, ranks 26 to 27
RankBusinessCR ScoreGoogle ratingDistance
26Pro Comfort Solutions895.0★ (187)7 mi
27Pure Comfort Heating and Air Conditioning894.9★ (411)9 mi

How we ranked emergency HVAC contractors in Chicago Loop

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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
Reputation25%Bayesian-adjusted Google star rating
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2
Review volume10%log10(reviews + 1) against the list maximum
Recency10%Share of reviews from the last 12 months
Availability20%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radius
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)

Emergency HVAC contractors in Chicago Loop: questions

Which HVAC contractors in Chicago Loop are open 24/7?

25 on this list post 24/7 hours, including Four Seasons Heating, Air Conditioning, Plumbing, & Electric, Deljo Heating, Cooling & Plumbing, All Temp Heating and Air Conditioning, Goode Plumbing and Shavitz Heating and Air Conditioning.

Who is ranked #1 for emergency heating and cooling in Chicago Loop, IL?

Four Seasons Heating, Air Conditioning, Plumbing, & Electric is #1, with a CR Score of 92 out of 100 on emergency weights.

How are emergency HVAC contractors in Chicago Loop ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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 Chicago Loop

  1. October 2026: CR Scores recalculated for 1,327 hvac contractors serving Chicago Loop.
  2. October 2026: 8 duplicate listings merged.

More emergency and heating and cooling pages