Wisconsin HVAC Contractors
Looking for hvac contractors in Wisconsin? Below are 10 top-rated hvac contractors serving Wisconsin in 2026 — every one rated 4.0+ stars with 10 or more verified Google reviews. Compare ratings and review counts, then contact them directly by phone or website. No middleman, no lead fees.
Listings are sourced from public Google Business Profiles and sorted by rating. Are you a Wisconsin hvac contractor? Add your business free below.
Pat's Heating & Air Conditioning
1833 Executive Dr, Oconomowoc, WI 53066, USA
1,803 reviews
Reviews via Google
HoneyCreek Heating, Cooling & Electric, LLC
N63W22633 Main St Ste. 107, Sussex, WI 53089, USA
284 reviews
Reviews via Google
Air Solutions Heating & Cooling, LLC
5428 W Vliet St, Milwaukee, WI 53208, USA
116 reviews
Reviews via Google
Black-Haak Heating
N967 Quality Dr, Greenville, WI 54942, USA
7,515 reviews
Reviews via Google
Kettle Moraine Heating & Air Conditioning, LLC
W325 S1767, Mickle Rd, Delafield, WI 53018, USA
4,308 reviews
Reviews via Google
Harker Heating & Cooling
87 Nob Hill Rd, Madison, WI 53713, USA
1,789 reviews
Reviews via Google
Thielmann Heating, Cooling & Plumbing
17020 W National Ave, New Berlin, WI 53151, USA
1,774 reviews
Reviews via Google
Professional Services Heating, AC & Electric Repair
1100 Bywater Dr #100, Port Washington, WI 53074, USA
1,422 reviews
Reviews via Google
New Berlin Heating & Air Conditioning
1910 S Sunny Slope Rd, New Berlin, WI 53151, USA
1,202 reviews
Reviews via Google
Quality Heating, Cooling, Plumbing & Electric
2840 N Brookfield Rd Ste 2, Brookfield, WI 53045, USA
1,181 reviews
Reviews via Google
Data sourced from Google Places. Updated April 12, 2026.
Hiring an HVAC Contractor in Wisconsin
Buildermuse currently lists 10 hvac contractors in Wisconsin, averaging 4.9 stars across 21,394 verified Google reviews. That is an unusually strong field — when nearly every firm clears 4.8 stars, response time and availability become the real differentiators, so call two or three rather than only the top result. Most of the crews above operate out of New Berlin, Brookfield, and Delafield.
Wisconsin licenses this trade at the state level: the HVAC credential is required for all work, regardless of project size. Licensed through DSPS. Licenses renew on a two-year cycle (December 14 of even years). Expect a $175 state application fee. Verify any license directly with the Wisconsin Department of Safety and Professional Services at (608) 266-2112 before signing a contract.
Labor is the biggest line item on most bids, and the Wisconsin market sets the floor: construction workers here average $37.77 an hour — about $78,572 a year — across 147,671 workers statewide, per Bureau of Labor Statistics data. Use that figure as a sanity check when comparing quotes — a bid priced far below market labor rates usually means subcontracted or uninsured crews.
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