Ron Hammes Refrigeration
“Great service, on-time arrival by the tech, efficient work, answered all our questions, and the bill was reasonable.”
Best HVAC Contractors in La Crosse, WI
15 companies listed · 11 in La Crosse · 3 open 24/7 · 3 open weekends · 13 rated 4.5+
Data verified October 21, 2026
Bostrack Heating & Cooling
“I worked with Adam on installing a mini split system for my home, and they did a fantastic job.”
Bernie Buchner
“They answered any of my questions and concerns and coordinated with the construction company to hook me up to city water after my well went bad.”
Bagniefski Heating and Air Conditioning
“Lance did a great job finding the issue and fixing it in a timely manner.”
Cary Heating & Air Conditioning Company
“Replacing a furnace in a below zero snap wasn't fun, but Cary beat the other quotes, provided heaters to use, and the service is what keeps us loyal Cary customers.”
Niebuhr Plumbing & Heating
“Very friendly repair technician, installation team was fast and efficient on removal of old furnace and installation of new, office staff was friendly and easy to talk to.”
The 15 companies listed for La Crosse, WI work on furnaces, heat pumps and air conditioners. Each profile repeats what the company publishes about its hours, its license and the equipment it fits, alongside ratings and quotes drawn from public reviews.
Area overview: La Crosse, WI
Of the 15 companies we list here, 11 are in La Crosse itself and 4 come from Onalaska (3, 3 mi) and Holmen (1, 1 mi). 14 of the companies on this page have a rating, from 4.0 to 5.0 across 1,846 reviews; 8 have 50 or more reviews and 13 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise quality (91%), professionalism (89%) and responsiveness (89%). The topics that come up most in reviews of the companies on this page are "price", "cleanliness" and "efficient". 3 are open around the clock and 3 are open on weekends. 1 shows a license on its website and 2 have a BBB rating of A or A+. 13 have ten or more years of experience, the longest 126 years. 6 offer emergency call-outs; 4 offer financing or payment plans; 3 give free estimates; 2 are family- or locally-owned and 2 list coupons or special offers. We have a website on file for 14 of the companies on this page; 12 publish a contact page; 10 list a public email and 2 take bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Do any heating firms listed for La Crosse work on Saturdays or Sundays?
Saturday or Sunday hours show up for 3 of the 15 companies here. Saturdays fill with the calls that came in on Friday, so ask whether you are getting a repair slot or a sales visit. Sunday work is usually treated as an emergency call.
Schmidt Heating and Air Conditioning LLC
“Looked over our entire system, and also was highly recommended to us in the first place!”
Coulee Region Mechanical Contractors Inc
“They care about what they are doing and do a nice job.”
Modern Mechanical Contractors
Deml Controls
Advanced Air LLC
Schneider Heating & Air Conditioning
“I highly recommend Schneider Heating and Air Conditioning for all installations, repairs and service.”
Paul's Heating & Air Conditioning
“Had Riley come and service my AC system and install a State-of-the-Art ACTIVE Air Purifier to kill bacteria/mold/viruses and make small particles of air irritants drop to be better caught in my filter.”
Delta T Inc
Action Plumbing & Heating
“Very professional and went above and beyond to accomodate are commercial plumbing needs.”
Why these companies made our list
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