Skip to content
ContractorsRanked

Emergency HVAC Contractors in Fort Atkinson, WI (2026)

Top 50 of 86 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 Fort Atkinson: 24HR Home Comfort Services, 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 Fort Atkinson at a glance

Top emergency HVAC contractors in Fort Atkinson at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
124HR Home Comfort Services654.9★ (2,863)Milton, 12 mi away24/7
2Kettle Moraine Heating & Air Conditioning, LLC634.9★ (4,102)Delafield, 23 mi away24/7
3Pat's Heating & Air Conditioning625.0★ (1,747)Oconomowoc, 21 mi away24/7
4All Comfort Services624.8★ (3,441)Madison, 24 mi away24/7
5Rock Valley Services, Inc.604.9★ (443)Janesville, 20 mi away24/7
6High Tech Heating & A/C, Inc.604.9★ (362)Cottage Grove, 21 mi away24/7
7Aire Serv of Madison594.9★ (497)McFarland, 24 mi away24/7
8Aire Serv of Oconomowoc594.9★ (291)Oconomowoc, 21 mi away24/7
9Edelman Heating, Cooling, Plumbing, Electric & Solar594.8★ (396)Elkhorn, 23 mi away24/7
10Countryside Heating and Cooling594.9★ (56)Brookfield, 13 mi away24/7

Call an emergency HVAC contractor in Fort Atkinson 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 Fort Atkinson, 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 86 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.

  4. #4 All Comfort Services

    Based in Madison, 24 mi away

    62/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.8★ from 3,441 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 3,441 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5245 Voges Rd, Madison, WI 53718
    View profile for All Comfort Services(608) 286-3924

  7. #7 Aire Serv of Madison

    Based in McFarland, 24 mi away

    59/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.9★ from 497 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 497 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4719 Ivywood Trail, McFarland, WI 53558
    View profile for Aire Serv of Madison(608) 554-5042

  12. #12 Air Systems, Inc.

    Based in Elkhorn, 23 mi away

    58/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.8★ from 277 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 277 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4520 Co Hwy F, Elkhorn, WI 53121
    View profile for Air Systems, Inc.(262) 728-1655

  13. #13 Kelchner's Arctic Air

    Based in Oconomowoc, 15 mi away

    58/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.9★ from 63 Google reviews, listed on Google as “Air conditioning contractor”.

    • 4.9★ from 63 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    W1536 County Rd B, Sullivan, WI 53178
    View profile for Kelchner's Arctic Air(262) 719-8875

Top 50 of 86 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 Fort Atkinson, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Airtech Mechanical Services544.4★ (16)24 mi
27Hanson Heating & Services543.8★ (11)21 mi
28Great Lakes Heating & Cooling, LLC535.0★ (5)20 mi
29Liberty Mechanical, Inc.535.0★ (8)23 mi
3024/7 Home Comfort Services533.8★ (4)19 mi
31Lake Geneva Heating And Cooling504.3★ (24)24 mi
32Lenz Plumbing & Heating Inc492.3★ (3)18 mi
33RuAh Heating & Cooling, LLC474.3★ (6)5 mi
34Germundson Heating & Cooling465.0★ (5)9 mi
35Four Seasons Comfort Systems443.8★ (4)12 mi
36South Central HVAC, LLC435.0★ (14)24 mi
37Carew Heating & AC, Inc.434.9★ (1,166)19 mi
38TNR Heating & Cooling LLC435.0★ (4)18 mi
39Armstrong Heating & Cooling434.8★ (53)In Fort Atkinson
40K & D Heating & Cooling LLC434.3★ (10)22 mi
41Godfroy Heating424.7★ (3)19 mi
42TEMP-AIR, Inc.425.0★ (3)21 mi
43J. C. Heating and Cooling, Inc.425.0★ (385)20 mi
44Pratt Bros.414.7★ (36)6 mi
45R&W Heating & Cooling Inc405.0★ (52)12 mi
46Grenz Service Company LLC405.0★ (307)23 mi
47Jensen Plumbing, Heating & Air, Inc.404.9★ (646)11 mi
48Lake Country Heating & Cooling404.8★ (136)16 mi
49Genesee Heating & Air Conditioning, LLC405.0★ (204)24 mi
50Dohner Heating & Cooling LLC394.9★ (46)14 mi

How we ranked emergency HVAC contractors in Fort Atkinson

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 Fort Atkinson: questions

Which HVAC contractors in Fort Atkinson are open 24/7?

25 on this list post 24/7 hours, including 24HR Home Comfort Services, Kettle Moraine Heating & Air Conditioning, LLC, Pat's Heating & Air Conditioning, All Comfort Services and Rock Valley Services, Inc..

Who is ranked #1 for emergency heating and cooling in Fort Atkinson, WI?

24HR Home Comfort Services is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Fort Atkinson 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 Fort Atkinson

  1. October 2026: CR Scores recalculated for 86 hvac contractors serving Fort Atkinson.

More emergency and heating and cooling pages