5 AC Installation Contractors in DeForest, WI

4.5 avg rating
104 total reviews

Top-Rated AC Installation Contractors in DeForest

#1

Art's Electric & Heating Inc.

4.8(46 reviews)

All 46 reviews are 5-star ratings, with customers praising same-day emergency response, fair pricing with no card service fees, and informative technicians.…

416 Market St, DeForest, WI 53532
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#2

Hooper Service

5.0(20 reviews)

Every reviewer awarded 5 stars, with two customers specifically naming Zach as their technician and praising his patience and diagnostic skill. Multiple…

6450 Pederson Crossing Blvd, DeForest, WI 53532
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#3

Preferred Electric & Heating LLC.

4.1(22 reviews)

Six reviewers awarded 5-star ratings, with customers specifically praising same-day responsiveness, honest communication, and pricing transparency. Multiple…

6891 Leonard Rd, DeForest, WI 53532
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All AC Installation Contractors (5 total)

LT Heating & Air LLC

4.4(13)

Six of seven visible reviewers awarded five stars, praising competitive pricing, on-time arrivals, and…

4203 Snowy Owl Ct, DeForest, WI 53532
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L T Heating & Air

4.0(3)

Two of three reviews award 5 stars, with customers praising professional, reliable service and fair pricing…

DeForest, WI 53532
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AC Installation Costs in DeForest

New central AC installation costs in DeForest, 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 DeForest, WI: What to Expect

DeForest sits within the Madison metro area, where continental climate brings warm, humid summers with highs around 83 F and cold winters averaging 12 F with significant snowfall. While heating dominates from November through March, the short but intense cooling season runs June through August, making proper AC Installation in DeForest essential for homeowner comfort. Five contractors serve the area, earning an average rating of 4.5 stars across 104 reviews.

Homeowners have several installation options with varying price points. Window units range from $168 to $784, while ductless mini-split systems for single zones cost between $2,240 and $8,960. For homes with existing ductwork, central AC replacement runs $3,920 to $13,440. Wisconsin does not require statewide HVAC licensing, so DeForest contractors must meet local municipal requirements instead.

Customer feedback reveals standout performers in the area. Art's Electric & Heating Inc. receives consistent praise for same-day emergency response, fair pricing, and technicians like Colin and Steve who take time to explain options. Hooper Service holds a perfect 5-star rating, with multiple reviewers highlighting Zach for his patience and diagnostic skill. Preferred Electric & Heating LLC earns acknowledgment for same-day responsiveness, honest communication, and pricing transparency, with customers naming Kurt and Dick in their reviews.

Frequently Asked Questions

New AC installation in DeForest 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.