5 AC Installation Contractors in Greenfield, WI

3.8 avg rating
113 total reviews1 offer 24/7 service

Top-Rated AC Installation Contractors in Greenfield

#1

Tony's Heating & Air

5.0(66 reviews)
24/7

All 61 reviews award 5 stars, with 7 verified reviewers describing emergency response scenarios across weekend calls, midnight breakdowns, and…

5083 S 65th St, Greenfield, WI 53220
Call
#2

Tom's Dependable Heating & Cooling, Inc

5.0(39 reviews)

Thirty-eight reviews unanimously award five stars, with multiple customers highlighting same-day emergency response during extreme heat and the team's refusal…

4343 S 27th St, Greenfield, WI 53221
Call
#3

Residential Mechanical Maintenance

4.2(5 reviews)

Five customers rated Residential Mechanical Maintenance, with four awarding five stars and one providing a one-star review. Positive reviews specifically name…

2816 W Grange Ave, Greenfield, WI 53221
Call

All AC Installation Contractors (5 total)

Francis Heating and Air Conditioning LLC

5.0(3)

All 3 reviews award 5 stars, with customers consistently praising same-day arrival, clear communication of…

4624 S 108th St, Greenfield, WI 53228
Call

Team Trusted Heating & Cooling

0.0
4131 W Loomis Rd #312, Greenfield, WI 53221
Call

AC Installation Costs in Greenfield

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

Greenfield sits within Milwaukee's Great Lakes continental climate, where winters plunge to average lows around 14 F while summers stretch only eight to ten weeks, peaking near 83 F. Heating dominates from November through March, but the brief cooling season still drives meaningful demand for AC Installation in Greenfield. Five contractors serve the area with an average rating of 3.8 across 112 reviews, and one offers around-the-clock availability for emergencies.

For homeowners exploring options, window units range from $168 to $784, while ductless mini-split systems for single zones run $2,240 to $8,960. Central AC replacement using existing ductwork spans $3,920 to $13,440, with final costs depending on equipment selection and installation complexity. Wisconsin does not require a statewide HVAC license, so local licensing requirements apply and vary by municipality.

Tony's Heating & Air earns unanimous five-star ratings across 61 reviews, with customers specifically describing emergency responses during weekend calls, midnight breakdowns, and the coldest days of the year. Tom's Dependable Heating & Cooling also maintains a perfect five-star average from 38 reviews, with multiple clients noting same-day service during extreme heat and the team's approach of recommending only necessary repairs. Residential Mechanical Maintenance draws mixed feedback, though technicians Matt and Garrett receive targeted praise from satisfied customers.

Frequently Asked Questions

New AC installation in Greenfield 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.