13 AC Installation Contractors in West Allis, WI

4.8 avg rating
1,176 total reviews6 offer 24/7 service
Need emergency service? 6 HVAC providers in West Allis offer 24/7 availability

Top-Rated AC Installation Contractors in West Allis

#1

ABC Plumbing, Sewer, Heating, Cooling & Electric

4.9(232 reviews)
24/7 Highly Rated

Six of eight reviewers specifically mention technicians by name, with four praising same-day or emergency response. The single 4-star review cites a scheduling…

1815 S 76th St, West Allis, WI 53214
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#2

E & R Heating and Cooling

5.0(205 reviews)
Highly Rated

Technicians Eddie and Ryan are named across multiple five-star reviews as the faces of the company, with customers highlighting their honesty, knowledge, and…

8000 W National Ave, West Allis, WI 53214
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#3

Devix Heating and Cooling

4.9(199 reviews)
24/7 Highly Rated

All 8 reviewers award 5 stars, with 3 specifically mentioning same-day or holiday emergency response. Four reviewers explicitly praise honest repair…

6316 W Burnham St, West Allis, WI 53219
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All AC Installation Contractors (13 total)

Aire Serv of West Allis

4.7(222)
24/7

All eight featured reviews award five-star ratings, with seven specifically naming individual technicians.…

2261 S 67th St, West Allis, WI 53219
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Done Right Air

4.9(122)
Highly Rated

5 of 6 detailed reviewer accounts award perfect 5-star ratings, with the solitary 4-star review from Dan…

1412 S 73rd St, West Allis, WI 53214
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Donovan & Jorgenson - West Allis

4.7(72)

Across 71 reviews, customers consistently praise the company's same-day service response and transparent…

5420 W Electric Ave, West Allis, WI 53219
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Landolt Service Inc

4.6(41)

Every reviewer awarded 5 stars, with 6 of 6 sampled reviews praising the same-day or emergency response…

10906 W National Ave, West Allis, WI 53227
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Heating & Air Conditioning, Inc.

4.8(23)

All 20 reviewers awarded 5 stars, with multiple customers specifically naming Daiker as the technician who…

8626 W Greenfield Ave, West Allis, WI 53214
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Gustave A Larson Company

4.6(22)

All eight published reviews award five stars, with customers specifically praising inventory selection, staff…

6736 W Washington St, West Allis, WI 53214
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Rescue Heating and Cooling

5.0(11)
24/7

All 11 reviews award 5 stars, with 8 explicitly mentioning same-day or urgent-response service. Technicians…

9301 W Cleveland Ave, West Allis, WI 53227
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Masters Building Solutions

4.9(8)

Both customer reviews award 5 stars, with one client specifically naming Dee Kraus in connection with OEM…

10950 W Rogers St, West Allis, WI 53227
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Fennig Plumbing & Heating Inc

4.6(9)
24/7

All six published reviews award 5 stars, with customers specifically citing honest assessments, cost savings,…

1701 S 68th St, West Allis, WI 53214
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Guardian Heating and Cooling

4.2(10)
24/7

Seven of ten reviewers awarded five-star ratings, with multiple customers specifically naming technicians…

11360 W Theo Trecker Way, West Allis, WI 53214
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AC Installation Costs in West Allis

New central AC installation costs in West Allis, by system type and brand.

ServiceLowAverageHigh
Window unit
$168$392$784
Ductless mini-split (single zone)
$2,240$5,040$8,960
Central AC replacement (existing ducts)
$3,920$7,280$13,440
Central AC new install (with ductwork)
$7,840$13,440$22,400
Carrier (residential)
$4,256$6,944$11,760
Trane (residential)
$5,600$9,856$15,232
Lennox (residential)
$3,920$7,280$13,440
Rheem (residential)
$3,584$6,160$10,080

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Installation in West Allis, WI: What to Expect

Milwaukee's Great Lakes continental climate shapes comfort priorities in West Allis. Winters dropping to 14 F make heating essential from November through March, while summer peaks near 83 F create a focused but genuine cooling need running roughly 8-10 weeks. This seasonal balance drives ongoing demand for professional AC Installation in West Allis, where eight contractors serve homeowners with a collective average rating of 4.7 stars across 866 verified reviews.

Pricing reflects system type and home configuration. Window units range $168-$784, while ductless mini-split single-zone systems run $2240-$8960. Most replacement projects involve central AC with existing ductwork, typically costing $3920-$13440 depending on efficiency requirements. Wisconsin has no statewide HVAC license, so local business licensing becomes the baseline credential homeowners should verify before signing.

Customer feedback highlights genuine differences among providers. Eddie and Ryan from E & R Heating and Cooling appear repeatedly across five-star reviews for their honest, knowledgeable approach. Devix Heating and Cooling earned perfect marks from all eight reviewers, with three specifically crediting same-day or holiday emergency response. Eight verified reviewers gave Aire Serv perfect scores, with four naming individual technicians who handled their jobs and three noting same-day service availability.

Frequently Asked Questions

New AC installation in West Allis costs $168-$22,400 depending on system type. Window units run $150-$700, ductless mini-splits $2,000-$8,000 per zone, central AC replacement with existing ducts $3,500-$12,000, and full new installs with ductwork $7,000-$20,000. SEER rating, tonnage, and brand significantly affect pricing.