EMERGENCY HVAC·4 min read

Published May 12, 2026 · Last updated October 21, 2026

Emergency HVAC in Milwaukee, Wisconsin: 13 Top Pros (2027)

✓ MethodologyEditorial teamFree directory, no pay-to-rank

Quick answer

The top-ranked HVAC provider in Milwaukee is Nimmer Heating & Air Conditioning, Inc. (Milwaukee), with a 4.9★ rating across 938 Google reviews and a ServiceAgent Score of 8.7/10. Also strongly rated: Heating and Cooling Drs of West Allis, Milwaukee and New Berlin LLC and West Allis Heating, Cooling, Plumbing, and Electrical. See the full ranked list and how each provider scores below.

Milwaukee · HVAC
Milwaukee · HVAC
★ServiceAgent · Directory

TL;DR

Ranked: 1. Nimmer Heating & Air Conditioning, Inc. · 2. Heating and Cooling Drs of West Allis, Milwaukee and New Berlin LLC · 3. West Allis Heating, Cooling, Plumbing, and Electrical · 4. Burkhardt Heating, Cooling, Plumbing & Electric · 5. D & M Heating and Air Conditioning

  • 13 emergency hvac providers match in Milwaukee, Wisconsin.
  • Top pick: Nimmer Heating & Air Conditioning, Inc. (ServiceAgent Score 8.7/10).
  • Median ServiceAgent Score: 8.4/10.
  • 0 owner-verified listings.
  • Filtered for Emergency: 24/7 same-day callouts.
13
verified HVAC providers in Milwaukee
4.8★
median Google rating in Milwaukee
7
elite-tier pros (ServiceAgent Score 8.5+)

Computed from the providers ranked on this page. Figures update with each data refresh.

At-a-glance: top 11 hvac pros in Milwaukee

Compare the top picks side-by-side. Full reviews of each below.

#ProviderSA Score
#1Nimmer Heating & Air Conditioning, Inc.8.7
#2Heating and Cooling Drs of West Allis, Milwaukee and New Berlin LLC8.7
#3West Allis Heating, Cooling, Plumbing, and Electrical8.6
#4Burkhardt Heating, Cooling, Plumbing & Electric8.6
#5D & M Heating and Air Conditioning8.6
#6O & W Heating and Cooling and Furnace, boiler, water heater install & repair8.6
#7Air Solutions Heating & Cooling, LLC8.5
#8Oasis Heating & Air Conditioning LLC8.3
#9RJ Heating and Air Conditioning LLC8.2
#10Pro Tech Mechanical8.2
#11Uttke Heating & Cooling8.2

SA Score = ServiceAgent composite (0–10). Tap a row number to jump to the full review.

How the top HVAC pros compare

The same ServiceAgent Score components that drive the ranking, scored side by side — so you can see at a glance where each provider is strongest.

The criteria we scored against

  1. 1. Trust (data & verification). Owner-verification, completeness of contact info, and review-volume credibility.
  2. 2. Recommendation (rating). The Google star rating, Bayesian-shrunk toward the category mean so a few 5-star reviews can't dominate.
  3. 3. Review depth. How many public reviews back the rating — more reviews, more reliable the signal.
ProviderTrust (data & verification)Recommendation (rating)Review depth
Nimmer Heating & Air Conditioning, Inc.StrongStrongStrong
Heating and Cooling Drs of West Allis, Milwaukee and New Berlin LLCStrongStrongStrong
West Allis Heating, Cooling, Plumbing, and ElectricalStrongStrongStrong
Burkhardt Heating, Cooling, Plumbing & ElectricStrongStrongStrong
D & M Heating and Air ConditioningStrongStrongStrong
O & W Heating and Cooling and Furnace, boiler, water heater install & repairStrongStrongStrong
Air Solutions Heating & Cooling, LLCStrongStrongModerate
Oasis Heating & Air Conditioning LLCModerateStrongModerate

How we chose these

Same scoring engine as the main Milwaukee hvac ranking, with an additional filter step: we look for Emergency signals in each provider's business categories, service tags, and recent review text.

When the Emergency filter would surface fewer than five providers, we fall back to showing top-rated hvac pros generally - they are far more likely to handle emergency work than an unrated provider would be.

Full formula on the methodology page.

13 Best HVAC Companies Ranked

Ranked by composite ServiceAgent Score. 13 verified businesses match.

Sort by:
1

Best for: Homeowners who want a high-volume operator with a long, consistent track record.

LocationMilwaukee, WI · 6530 W Forest Home Ave, Milwaukee, WI 53220
EstablishedEstablished (very high review volume)
SpecializationHVAC contractor
Rating4.9★ across 938 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 7.0★ 9.8
ServiceAgent Score 8.7/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Nimmer Heating & Air Conditioning, Inc. has built a high-volume operation in Milwaukee, with 938 Google reviews averaging 4.9 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.9-star average across 938 reviews is in the top 5% of providers in Milwaukee - unusually high satisfaction signal at this volume.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Our top pick in Milwaukee. The 8.7/10 composite comes from a rare combination of review depth (938 reviews), a 4.9-star rating, and complete profile data.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 500-4445
Websitenimmerheating.com
2

Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.

LocationMilwaukee, WI · 9431 Beloit Rd Suite 114, Milwaukee, WI 53227
EstablishedEstablished (high review volume)
SpecializationHVAC contractor
Rating4.9★ across 288 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 7.0★ 9.8
ServiceAgent Score 8.7/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Heating and Cooling Drs of West Allis, Milwaukee and New Berlin LLC maintains a strong 4.9-star reputation across 288 reviews in Milwaukee, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.9-star average across 288 reviews is in the top 5% of providers in Milwaukee - unusually high satisfaction signal at this volume.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

A top-3 pick in this market on the composite score. Worth a quote alongside #1 to compare response time and pricing on your specific job.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 434-0990
Websitedrsheatingcoolingllc.services/heating-and-cooling-drs-of-west-allis-milwaukee-and-new-berlin-llc
3

Best for: Homeowners who want one of the most-reviewed hvac names in Milwaukee, with a long public track record.

LocationMilwaukee, WI · 201 S Hawley Ct, Milwaukee, WI 53214
EstablishedEstablished (very high review volume)
SpecializationHVAC contractor
Rating4.8★ across 2,206 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 7.0★ 9.6
ServiceAgent Score 8.6/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

West Allis Heating, Cooling, Plumbing, and Electrical has built a high-volume operation in Milwaukee, with 2,206 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 2,206 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

A top-3 pick in this market on the composite score. Worth a quote alongside #1 to compare response time and pricing on your specific job.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 236-7945
Websitewestallisheating.com/?utm_source=google-gbp&utm_medium=organic&utm_campaign=*217*west-allis-heating-west-allis
4

Best for: Homeowners who want one of the most-reviewed hvac names in Milwaukee, with a long public track record.

LocationMilwaukee, WI · 8232 N Teutonia Ave, Milwaukee, WI 53209
EstablishedEstablished (very high review volume)
SpecializationHVAC contractor
Rating4.8★ across 2,046 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 7.0★ 9.6
ServiceAgent Score 8.6/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Burkhardt Heating, Cooling, Plumbing & Electric has built a high-volume operation in Milwaukee, with 2,046 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 2,046 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 253-0455
Websitewww.burkhardtheating.com/?utm_source=google&utm_medium=organic&utm_campaign=gbpmilwaukee
5

Best for: Homeowners who want a high-volume operator with a long, consistent track record.

LocationMilwaukee, WI · 4227 South 13th Street, Milwaukee, WI 53221
EstablishedEstablished (very high review volume)
SpecializationHVAC contractor
Rating4.8★ across 557 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 7.0★ 9.6
ServiceAgent Score 8.6/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

D & M Heating and Air Conditioning has built a high-volume operation in Milwaukee, with 557 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 557 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 281-5350
Websitewww.dmheating.com
6

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationMilwaukee, WI · 4379 S Howell Ave, Milwaukee, WI 53207
EstablishedEstablished (high review volume)
SpecializationHVAC contractor
Rating4.8★ across 212 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 7.0★ 9.6
ServiceAgent Score 8.6/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

O & W Heating and Cooling and Furnace, boiler, water heater install & repair maintains a strong 4.8-star reputation across 212 reviews in Milwaukee, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 212 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 339-2641
Websitewww.milwaukeewiheatingcontractor.com
7

Best for: Customers prioritizing top-end satisfaction scores in Milwaukee.

LocationMilwaukee, WI · 5428 W Vliet St, Milwaukee, WI 53208
EstablishedOperating multiple years (moderate review history)
SpecializationHVAC contractor
Rating5.0★ across 115 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 9.9
ServiceAgent Score 8.5/10 · high confidence
Trust StrongRecommendation StrongReview depth Moderate

The approach

Air Solutions Heating & Cooling, LLC maintains a strong 5.0-star reputation across 115 reviews in Milwaukee, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 115 reviews is in the top 5% of providers in Milwaukee - unusually high satisfaction signal at this volume.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 554-1220
Websitewww.airsolutionshc.com/?utm_source=google&utm_medium=organic&utm_campaign=gbp
8

Best for: Customers prioritizing top-end satisfaction scores in Milwaukee.

LocationMilwaukee, WI · 4141 N Richards St, Milwaukee, WI 53212
EstablishedOperating multiple years (moderate review history)
SpecializationHVAC
Rating4.9★ across 90 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.0★ 9.8
ServiceAgent Score 8.3/10 · high confidence
Trust ModerateRecommendation StrongReview depth Moderate

The approach

Oasis Heating & Air Conditioning LLC operates in Milwaukee with 90 Google reviews at 4.9 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.9-star average across 90 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(262) 573-0544
Websiteoasis-hvac.com
9

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationMilwaukee, WI · 3820 W Villard Ave, Milwaukee, WI 53209
EstablishedOperating multiple years (moderate review history)
SpecializationHVAC contractor
Rating4.7★ across 195 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 9.4
ServiceAgent Score 8.2/10 · high confidence
Trust StrongRecommendation StrongReview depth Moderate

The approach

RJ Heating and Air Conditioning LLC operates in Milwaukee with 195 Google reviews at 4.7 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.7-star average across 195 reviews puts them in the upper tier for hvac providers in Milwaukee.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 463-1140
Websiterjheatingair.com
10

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationMilwaukee, WI · 7820 W Florist Ave, Milwaukee, WI 53218
EstablishedOperating multiple years (moderate review history)
SpecializationHVAC
Rating4.8★ across 189 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.0★ 9.6
ServiceAgent Score 8.2/10 · high confidence
Trust ModerateRecommendation StrongReview depth Moderate

The approach

Pro Tech Mechanical maintains a strong 4.8-star reputation across 189 reviews in Milwaukee, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 189 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(262) 649-4233
Websitewww.protechmechanicalhvac.com
11

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationMilwaukee, WI · 4209 S Howell Ave, Milwaukee, WI 53207
EstablishedOperating multiple years (moderate review history)
SpecializationHVAC contractor
Rating4.7★ across 109 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 9.4
ServiceAgent Score 8.2/10 · high confidence
Trust StrongRecommendation StrongReview depth Moderate

The approach

Uttke Heating & Cooling operates in Milwaukee with 109 Google reviews at 4.7 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.7-star average across 109 reviews puts them in the upper tier for hvac providers in Milwaukee.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 483-2159
Websiteuttkeheating.com
12

Best for: Homeowners who specifically want a air conditioning contractor rather than a generalist.

LocationMilwaukee, WI · 4230 W Douglas Ave, Milwaukee, WI 53209
EstablishedOperating multiple years (moderate review history)
SpecializationAir conditioning contractor
Rating4.3★ across 169 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 8.7
ServiceAgent Score 7.8/10 · high confidence
Trust StrongRecommendation ModerateReview depth Moderate

The approach

Action Heating & Cooling operates in Milwaukee with 169 Google reviews at 4.3 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

Public review history is limited so far - the headline rating is 4.3 from 169 reviews. Treat the score as provisional.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 291-5400
Websitewww.actionwi.com
13

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationMilwaukee, WI · 1601 N 6th St, Milwaukee, WI 53212
EstablishedOperating multiple years (moderate review history)
SpecializationHVAC
Rating4.6★ across 115 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 5.0★ 9.3
ServiceAgent Score 7.6/10 · high confidence
Trust ModerateRecommendation StrongReview depth Moderate

The approach

Milwaukee Heating & Air Conditioning Inc operates in Milwaukee with 115 Google reviews at 4.6 stars - a steady mid-tier signal in our composite scoring.

  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.6-star average across 115 reviews puts them in the upper tier for hvac providers in Milwaukee.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(414) 392-1327
Website—
View full profile →Call

Showing 10 of 13.

How to choose a HVAC pro

The ranking does the research; these five checks help you turn the shortlist into the right hire.

  1. 1

    Start with the top of the ranking, not an ad

    The providers ranked highest in Milwaukee earned it on review depth, rating, and data completeness — not on ad spend. Shortlist two or three from the top before you start calling.

  2. 2

    Get two or three quotes in writing

    Pricing for HVAC work varies by scope and local market. Written quotes from a few shortlisted pros let you compare apples to apples and spot an outlier before you commit.

  3. 3

    Read the most recent reviews, not just the average

    A strong average can hide a recent slide in quality. Sort reviews by newest and look for how the business handles problems — a thoughtful reply to a bad review often tells you more than the star count.

  4. 4

    Confirm licensing, insurance, and scope before work starts

    Ask for the license number and proof of insurance, and get the full scope of work plus any parts/labor warranty in writing before any HVAC job begins. Verify the license on your state board if the work is significant.

  5. 5

    Match the provider to your actual job

    A high-volume operator is great for a routine job; a smaller specialist may be a better fit for an unusual one. Use the scorecard above to pick for your situation, not just the overall rank.

When demand peaks in Milwaukee for hvac

12-month demand index (100 = annual average). Peaks in July, troughs in October. Book in the trough months to lock lower rates.

avg = 100Jul: 185JanFebMarAprMayJunJulAugSepOctNovDec

Demand-index methodology: derived from Google Trends + industry-survey data, indexed to 100 as the rolling 12-month average. Local market may vary 10-25%.

Pricing: what hvac costs

Quick budget estimates by job type. Use these as a planning sanity-check, not as a firm quote.

JobLowHigh
Diagnostic visit$75$200
Refrigerant recharge (per pound)$300$600
Capacitor replacement$100$350
Compressor replacement$1,200$2,800
Full system replacement (per ton)$6,300$9,000

Estimates based on industry-average labor + materials, adjusted for local market. Get at least two written quotes from providers above before signing.

What to know about hiring HVAC

HVAC work ranges from a quick repair to a full system replacement, and the right pro depends on the job.

What drives the price

System size (tonnage), SEER efficiency rating, ductwork condition, and whether it's a repair, replacement, or new install.

What to check

EPA 608 certification, manufacturer certifications (Trane, Carrier, Lennox), and whether they do a load calculation rather than just swapping like-for-like.

When to call

Before peak summer or winter — emergency and after-hours work costs more, and the best crews book out in heat waves.

Why trust this list

This page narrows the full Milwaukee hvac directory to providers that explicitly serve emergency requests. We surfaced them by scanning provider categories, service tags, and review text for relevant signals.

If you're looking at this page, you probably need emergency hvac now - so we've ordered the list by composite ServiceAgent Score and surfaced the response-time indicator on every card. Call the top three; the first to pick up usually wins the job.

Frequently asked questions

8 common questions about hiring a hvac pro in this area.

Who offers emergency hvac in Milwaukee?

Nimmer Heating & Air Conditioning, Inc. and 12 other hvac businesses in Milwaukee offer emergency service. See the ranked list above; the top picks have the strongest combination of reviews, verification, and emergency signals.

How fast can a emergency hvac pro arrive?

Most Milwaukee hvac emergency services aim for under-2-hour arrival, often under 1 hour for true emergencies. Confirm the response-time guarantee before booking.

What does emergency hvac cost in Milwaukee?

Emergency calls typically carry a $100-$250 dispatch/diagnostic fee on top of the labor estimate, and after-hours rates may apply. Always confirm the fee structure before the provider arrives.

Are these providers licensed and insured?

Listings tagged with ✓ Licensed & insured have that signal in their provider data. Always verify directly with the provider before any work, and confirm coverage via your state license board.

How is this list different from the main HVAC in Milwaukee page?

This page is filtered to providers offering emergency service specifically. The main HVAC in Milwaukee page lists every provider regardless of intent.

Who are the highest-rated hvac providers in Milwaukee?

Based on composite ServiceAgent Score, Nimmer Heating & Air Conditioning, Inc. in Milwaukee ranks #1 (8.7/10). Heating and Cooling Drs of West Allis, Milwaukee and New Berlin LLC and West Allis Heating, Cooling, Plumbing, and Electrical round out the top 3.

How does the ServiceAgent Score work?

It's a 0-10 composite of a Trust Score (40% - data quality, verification and review-volume credibility) and a Recommendation Score (60% - the Google rating Bayesian-shrunk toward the category mean using a 25-review prior). Full formula on the methodology page.

Are these listings verified?

Every listing is pulled from active Google Business Profile data. 0 of these 13 listings are currently ServiceAgent-verified (owners completed our claim flow). Verified listings get a green badge in the ranking.

Reports & insights

Pricing, demand, and provider trends for Milwaukee — refreshed quarterly.

Verify any provider's license in Wisconsin

Always confirm a contractor is in good standing before hiring. Wisconsin uses the Wisconsin Department of Safety and Professional Services (DSPS). Search by license number, business name, or address.

⚡ For business owners

Own a business in this list? Claim it free.

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  • ✓Verified badge next to your name
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  • ✓2-minute phone-based verification

Fill out the verification form right here. We'll match it to your Google Business Profile and confirm by phone within one business day.

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About the author

Written by

Headshot of Shaambhav Shankar

Shaambhav Shankar

Growth & Product Marketing, ServiceAgent

Shaambhav Shankar works in product marketing at SaaS Labs, the company behind ServiceAgent, and describes himself as a marketing generalist with six years of experience in SaaS. He studied at Symbiosis International University and is based in the Greater Delhi Area. He writes the bulk of the ServiceAgent blog, covering call answering, CRM and the operational side of running a home services business, and authors and maintains the ServiceAgent Directory rankings.

Credentials

  • Symbiosis International University (2016-2019)
  • Digital Marketing, Google India (2020)
  • Financial Modelling and Valuation, Ernst & Young (2019)
  • Building with the Claude API, Anthropic (2026)
  • AI Fluency for Builders, Anthropic (2026)
  • Introduction to Model Context Protocol, Anthropic (2026)

Greater Delhi Area, India · 6 years experience

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Update history
  • October 21, 2026 — Latest ranking refresh. Composite ServiceAgent Scores recomputed from current Google review data.

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