9 AC Installation Contractors in Janesville, WI

4.0 avg rating
1,171 total reviews1 offer 24/7 service

Top-Rated AC Installation Contractors in Janesville

#1

Rock Valley Services, Inc.

4.9(450 reviews)
24/7 Highly Rated

All seven sampled reviews award five stars, with customers specifically praising same-day response times, transparent pricing, and technician professionalism…

928 Todd Dr #2, Janesville, WI 53546
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#2

J. C. Heating and Cooling, Inc.

4.9(438 reviews)
Highly Rated

All six detailed reviews award 5 stars, with customers specifically praising fair pricing, fast response times, and technician communication. Four reviewers…

300 S River St, Janesville, WI 53548
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#3

Lloyd's Plumbing & Heating Corp

4.1(143 reviews)

Positive reviews praise the team's diagnostic skill and respectful on-site conduct, while negative reviews cite frustration with initial diagnosis that missed…

2352 US-14 Suite 100, Janesville, WI 53545
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All AC Installation Contractors (9 total)

Al Beyers Indoor Comfort Systems

4.1(71)

Three of six detailed reviews praise fast response times and efficient repairs, with technicians Judd and…

4100 N Newville Rd, Janesville, WI 53545
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Don-Martin Heating, Cooling & Geothermal Inc.

5.0(26)

All 26 reviews carry 5-star ratings. Multiple reviewers specifically mention same-day service availability,…

Janesville, WI 53545
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Footville Heating & Cooling Inc.

4.8(29)

29 reviews yield a perfect 5-star average, with multiple reviewers specifically naming same-day or next-day…

421 W St Rd Hwy #11, Janesville, WI 53548
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Sears Heating and Air Conditioning

3.4(12)

Mixed reviews: one customer described a failed appointment with no communication or apology, while another…

1915 Holiday Dr, Janesville, WI 53545
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Fabtek Custom Sheet Metal & HVAC

5.0(2)

Both reviews award five stars, with customers praising Mark's craftsmanship on furnace and AC replacements…

4716 S John Paul Rd, Janesville, WI 53546
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Top Solutions Cooling & Heating

0.0
207 N Academy St #421, Janesville, WI 53548
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AC Installation Costs in Janesville

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

Janesville's continental climate brings warm, humid summers with highs around 83 F and a concentrated cooling season that runs from June through August. This short but intense period drives significant demand for AC Installation in Janesville, where homeowners need reliable cooling when humidity peaks. The local market serves these needs with nine contractors holding an average rating of 4.0 across more than 1,100 reviews, giving residents solid options when choosing an installation provider.

Installation costs in Janesville reflect the system type selected. Window units range from $168 to $784, while ductless mini-split systems for single zones run $2,240 to $8,960. For homes with existing ductwork, central AC replacement costs between $3,920 and $13,440. Wisconsin does not require a statewide HVAC license, so contractors operate under local licensing requirements that vary by municipality.

Customer feedback reveals clear patterns in what homeowners value. Reviewers consistently praise same-day response times, transparent pricing, and technician professionalism. Several reviews for Rock Valley Services, Inc. highlight fair pricing and respectful on-site conduct, while J.C. Heating and Cooling receives multiple mentions for fast response and clear communication. These recurring themes across reviews point to what Janesville residents can expect when scheduling an installation: knowledgeable technicians who arrive promptly and explain the work clearly.

Frequently Asked Questions

New AC installation in Janesville 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.