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Emergency HVAC Contractors in Eureka, IL (2026)

Top 50 of 115 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 Eureka: Custom Air Company, 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 Eureka at a glance

Top emergency HVAC contractors in Eureka at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Custom Air Company644.9★ (306)East Peoria, 6 mi away24/7
2AirAce Heating and Cooling Company634.9★ (692)East Peoria, 14 mi away24/7
3Tiger Plumbing, Heating, Air Conditioning, & Electrical Services634.8★ (1,479)Peoria, 18 mi away24/7
4Garber Heating & Air Conditioning634.9★ (395)Morton, 13 mi away24/7
5Bratcher Heating & Air Conditioning624.9★ (899)Normal, 21 mi away24/7
6Griffin HVAC625.0★ (399)Peoria, 18 mi away24/7
7PRO Air Heating, Cooling & Electrical624.9★ (1,198)Bloomington, 24 mi away24/7
8Trouble Free Plumbing Heating & Cooling Inc.614.7★ (1,083)Pekin, 22 mi away24/7
9Hermes Service and Sales615.0★ (646)Bloomington, 24 mi away24/7
10Summers Plumbing Heating & Cooling614.9★ (684)Bloomington, 23 mi away24/7

Call an emergency HVAC contractor in Eureka 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 Eureka, 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 115 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.

  1. Ranked #1 in Eureka

    #1 Custom Air Company

    Based in East Peoria, 6 mi away

    64/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 306 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 306 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    113 Harrison St, Goodfield, IL 61742
    View profile for Custom Air Company(309) 485-5848

  6. #6 Griffin HVAC

    Based in Peoria, 18 mi away

    62/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 399 Google reviews, listed on Google as “Air conditioning contractor”.

    • 5.0★ from 399 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1007 W Detweiller Dr, Peoria, IL 61615
    View profile for Griffin HVAC(309) 676-0808

  12. #12 Green Homes Illinois

    Based in East Peoria, 11 mi away

    61/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.8★ from 103 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 103 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    386 Ten Mile Creek Rd, East Peoria, IL 61611
    View profile for Green Homes Illinois(309) 424-5599

  18. #18 Montefusco HVAC

    Based in Peoria, 19 mi away

    59/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.9★ from 126 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 126 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2400 West Park 74 Drive, Peoria, IL 61615
    View profile for Montefusco HVAC(309) 306-7040

  23. #23 Custom Air Company

    Based in Bloomington, 22 mi away

    59/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.9★ from 140 Google reviews, listed on Google as “Furnace repair service”.

    • 4.9★ from 140 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    316 W Washington St, Bloomington, IL 61701
    View profile for Custom Air Company(309) 485-5848

Top 50 of 115 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 Eureka, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Staats Service Today574.2★ (83)19 mi
27U.S. Mechanical Services574.8★ (84)24 mi
28Thermal Services, Inc. (TSI)574.9★ (31)19 mi
29Home HVAC Repair564.8★ (27)20 mi
30MortoNite & Day HVAC Services564.0★ (12)12 mi
31D & M Mechanical564.8★ (38)22 mi
32D&R Plumbing, Heating & Air, Inc.564.8★ (302)22 mi
33Chuck's Heating and Cooling565.0★ (24)22 mi
34D&R Plumbing, Heating & Air, Inc.564.9★ (158)20 mi
35Tri County Heating and Cooling553.2★ (23)15 mi
36B.J. Heating and Air Conditioning555.0★ (15)23 mi
37Edelman Heating, Cooling, Plumbing, Electric & Solar544.8★ (157)23 mi
38Fr Heating and Cooling545.0★ (5)17 mi
39ENTEC Services, Inc.543.9★ (16)21 mi
40Ron's HVAC Repair545.0★ (3)15 mi
41Hoegger HVAC545.0★ (10)23 mi
42Aviña's Heating and Cooling, Inc.544.6★ (5)19 mi
43YKM HEATING&COOLING544.9★ (10)24 mi
44Popejoy Plumbing, Heating, Electric and Septic535.0★ (4)21 mi
45Weis & Sons535.0★ (4)23 mi
46N&M'S Heating and Cooling524.0★ (4)24 mi
47JB & Sons Construction513.3★ (7)5 mi
48Kellington & Son Plumbing & Heating475.0★ (33)20 mi
49AAA Northgate Heating & Cooling464.9★ (1,752)15 mi
50Johnson Controls Peoria Office442.5★ (8)14 mi

How we ranked emergency HVAC contractors in Eureka

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 Eureka: questions

Which HVAC contractors in Eureka are open 24/7?

25 on this list post 24/7 hours, including Custom Air Company, AirAce Heating and Cooling Company, Tiger Plumbing, Heating, Air Conditioning, & Electrical Services, Garber Heating & Air Conditioning and Bratcher Heating & Air Conditioning.

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

Custom Air Company is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in Eureka 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 Eureka

  1. October 2026: CR Scores recalculated for 115 hvac contractors serving Eureka.

More emergency and heating and cooling pages