Ledegar Roofing Company
“Got back to me right away with a good price estimate for redoing our roof.”
Best Insulation Contractors in La Crosse, WI
10 contractors listed · 7 in La Crosse · 1 open 24/7 · 4 open weekends · 8 rated 4.5+
Data verified October 20, 2026
The Board Store Home Improvements
“The Board Store actually saved us money by pointing out somethings that we didn't need that we originally thought would be necessary.”
Kendhammer A-1 Roofing and Construction
“We have a very large roof and I thought it would take two to three days to do, but they did it in a day and they made sure that the everything was cleaned up afterward.”
A-1 Roofing and Construction
“It was great working with Craig Glasspoole the owner of A-1 Roofing and Construction, his customer service is amazing..”
L & C Insulation
Foam Home
“They were extremely professional from the very first phone call all the way through completion and clean up of the project.”
The 10 contractors listed for La Crosse, WI insulate attics, walls, crawl spaces and rim joists. Details under each one about materials, hours and the services advertised are copied from the company's own site; star ratings and comments come from public reviews.
Area overview: La Crosse, WI
7 of the 10 contractors we list are based in La Crosse; the other 3 serve La Crosse from Onalaska (6 mi), Holmen (9 mi) and West Salem (9 mi). 9 of the contractors on this page have a rating, from 4.3 to 5.0 across 716 reviews; 3 have 50 or more reviews and 8 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (94%), quality (91%) and responsiveness (85%). The topics that come up most in reviews of the contractors on this page are "cleanliness", "crew" and "price". 1 is open around the clock; 4 are open on Saturdays and 2 on Sundays. 4 have a BBB rating of A or A+. Domain records put 6 websites of the contractors on this page at ten or more years old; the oldest dates from 2000. 1 offers emergency call-outs; 1 offers financing or payment plans; 3 give free estimates; 3 are family- or locally-owned and 1 lists coupons or special offers. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
How many listings here have a website?
A website is on file for all 10 contractors here. Use it to see which materials they actually install, since a firm that only sprays foam will recommend foam. A contractor with no site is not automatically worse, but you will have to ask on the phone what the site would have told you.
Insulation Plus
Clear Choice Window & Home Solutions
“The installers were knowledgeable, professional, and kind, and cleaned up before leaving.”
First American Roofing and Siding
“After multiple quotes, we went with First American because of the competitive price, great customer service (the office ladies are very great to work with) and the salesman was very knowledgeable about any question I had for him!”
G&M Insulation
Why these companies made our list
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