Stainless Specialists
“We really appreciated the help from this company, and I will definitely keep them in mind for the future!”
Best HVAC Contractors in Wausau, WI
15 companies listed · 10 in Wausau · 2 open 24/7 · 4 open weekends · 12 rated 4.5+
Data verified October 20, 2026
B & D Plumbing
“Gage showed up on time, although there were issues with the new HW heater, Gage and Brian worked overtime to get it right!”
Malbrit Mechanical
“The technician quickly looked over my furnace and professionally communicated the issue, then fixed before I went to work for the day.”
Comfort Gallery LLC
“We had them come out to repair and clean our gas fireplace.”
Gilray Heating & Cooling Services
“Ethan and his co workers did an awesome job making sure we got what we needed!”
Perfect Indoor Comfort
“Thank you Scott from the bottom of my heart for fixing our furnace and going beyond the call of duty.”
The 15 companies listed for Wausau, 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: Wausau, WI
Of the 15 companies we list here, 10 are in Wausau itself and 5 come from Schofield (1, 4 mi) and Appleton (1, 78 mi). The companies on this page are rated from 4.0 to 5.0 across 287 reviews; 1 has 50 or more reviews and 12 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (94%), responsiveness (86%) and quality (78%). The topics that come up most in reviews of the companies on this page are "price" and "communication". 2 are open around the clock; 4 are open on Saturdays and 3 on Sundays. 5 have a BBB rating of A or A+. Domain records put 9 websites of the companies on this page at ten or more years old; the oldest dates from 1998. 4 offer emergency call-outs; 3 offer financing or payment plans; 6 give free estimates; 1 is family- or locally-owned and 4 list coupons or special offers. We have a website on file for 12 of the companies on this page; 12 publish a contact page and 6 list a public email. 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.
Which companies listed for Wausau answer no-heat calls at night?
Round the clock availability appears in 2 of the 15 listings on this page. An overnight visit is usually a diagnosis and a temporary fix, since supply counters are shut until morning. Ask what the after hours call out is before the truck leaves.
Fore-Front Mechanical Inc.
Home Heating & Air Conditioning Wausau
France Sales & Services Inc
“From scheduling to execution, France was professional, honest, and incredibly reasonable with price for the amount of work they did - not to mention the quick and quality work.”
Brandenburg Plumbing & Heating
“Very quick and professional,you call their there”
Valheat
“My family has worked with Charlie for 3 generations and he will be my go to guy for anything HVAC.”
Just Rite Heating & Cooling LLC
“We truly appreciate the professionalism we received from Just Rite Heating & Cooling.”
Lyon Heating and Cooling LLC
“Andy was able to come out and get the AC unit up and running within an hour!”
Night Owl Services LLC
“They keep you updated consistently via email to when the technician is en route, when they have arrived, as well as any follow up communication.”
Precision Refrigeration & Hvac Contractor
“Amazing works and Dan is very good man too”
Why these companies made our list
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