4.3 
128 *The Angi rating for Drywall Insulation companies in Sullivan, WI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Drywall Insulation needs.
*The HomeAdvisor rating for Drywall Insulation companies in Sullivan, WI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Drywall Insulation needs.
Last update on May 10, 2026
Serving Sullivan, WI and surrounding areas
Approved
Super Service Award Winner
In business since 2022
Free estimates
Credit card accepted
"The company does installation of insulation. But it does not do removal of existence contaminated insulation."
+24
Serving Sullivan, WI and surrounding areas
Approved
In business since 2016
Free estimates
Warranties offered
"Kyle wen above and beyond my expectations! Very professional and knowledgeable! Every business should have someone like Kyle. I would highly recommend Elite Insulators. I have other projects coming up and he is already hired! Lol! THANK YOU Kyle!!"
+56
Serving Sullivan, WI and surrounding areas
Approved
In business since 2022
Free estimates
Offers commercial services
"He was great and did an awesome job."
Serving Sullivan, WI and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Free estimates
Emergency services offered
"Great communication, great cleanup , great service. Would definitely use again. Thanks to the great crew for a great new roof!"
+600
Serving Sullivan, WI and surrounding areas
Approved
In business since 2020
Free estimates
Credit card accepted
"Salesman was very professional. Showed up in a vehicle worth the name on the side and in a uniform. Made a video of the bad area of our gutters and explained in detail what problems this would cause and had a very good presentation about the company and product."
Serving Sullivan, WI and surrounding areas
Approved
In business since 2002
Free estimates
Warranties offered
A dedicated approach to providing solutions for your home.\n\n\nThermal Exteriors\n“Shielded with Integrity”
+6
Serving Sullivan, WI and surrounding areas
Approved (Corporate)
Free estimates
Credit card accepted
Offers commercial services
RetroFoam of Wisconsin specializes in RetroFoam injection foam insulation for existing walls, helping homeowners improve comfort and energy efficiency without the mess or disruption of a full remodel. Our insulation solution is designed to reduce drafts, help maintain consistent indoor temperatures, and make homes more comfortable year-round. We serve homeowners across the state. Whether you live in a historic home or a newer build, our team provides a proven insulation solution tailored to your needs.
Serving Sullivan, WI and surrounding areas
Approved
Offers commercial services
I am a private owner that has 7+ years of experience in concrete, foam insulation installation, fence, carpentry as much more. We serve the Milwaukee and surrounding area.
Serving Sullivan, WI and surrounding areas
In business since 2005
Free estimates
"He showed up on time and knew what to do and was great at the estimate he gave."
Serving Sullivan, WI and surrounding areas
In business since 2018
Free estimates
Emergency services offered
"The drywall was schefuled & completed in a timely manner. Angel was very professional and efficient with his work. We would hire him again."
+21
From average costs to expert advice, get all the answers you need to get your job done.
How much does it cost to insulate a wall? This guide breaks down the associated costs and variables to consider when setting your project budget.
New insulation can make your home more comfortable and boost energy efficiency. Use this insulation cost guide to get an accurate estimate for the installation.
Your home's ceiling insulation cost will depend on several factors, including the project size, the type of insulation you use, and the R-value.
Learning how to insulate plaster walls can help improve your home's energy efficiency. However, there are crucial cautions to consider before attempting.
Thick gaps and extra joint compound can alter the look of drywall. So, should drywall be butt up against a wall? Review this guide for seamless installation.
We’ll walk you through how to install spray foam insulation in your home—and when it makes sense to call in a pro.
