*The Angi rating for Insulation Service companies in Marion, WI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.
*The HomeAdvisor rating for Insulation Service companies in Marion, WI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.
Last update on August 22, 2025
Serving Marion, WI and surrounding areas
Approved
Super Service Award Winner
In business since 1978
Free estimates
Customers say: Quick response
"We needed insulation in the basement sill box. Price was excellent, service was fast. The tech was prompt and efficient."
Serving Marion, 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 Marion, WI and surrounding areas
Approved
In business since 2022
Free estimates
Credit card accepted
Were a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. Our services are customized to the individual project, paying close attention to the details of each project that we're involved with. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guaranteeing your satisfaction!\n
Serving Marion, WI and surrounding areas
In business since 1974
Free estimates
Credit card accepted
"we had a large double window two windows one opening replaced they did a a good job made that room much warmer in winter which is what we were after it is now the warmest room in the house in the winter which is good as it is the room we spend most our time in. will defiantly be having them out to price gutters when we are ready in the spring."
+19
Serving Marion, WI and surrounding areas
In business since 2005
Credit card accepted
"It was great - they were quick and thorough. They even found a bit of flashing that was loose and repaired it.
Followed up with an estimate to replace our roof.
We would definitely use them in the future - I had my eyes out for the same deal from them this year!!
"
+3
Serving Marion, WI and surrounding areas
In business since 1995
Free estimates
"I had a Ice Dam in December, due to that the attic needed to upgrade the insulation along with additional proper vents. Had several bids Bay Therm had the best bid, plus they took the time to explain every step very pleased with Bay Therm."
Serving Marion, WI and surrounding areas
In business since 2021
Free estimates
Credit card accepted
"Removed many bags of blown-in insulation and sprayed new closed-cell foam into the attic roof beams"
+1
Serving Marion, WI and surrounding areas
In business since 2014
Emergency services offered
Warranties offered
1st Choice Pest Control & Restoration is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!
Serving Marion, WI and surrounding areas
In business since 2007
Free estimates
With over 10 years of experience in the insulation industry, we are the service professionals you need to take care of your home or business. We handle all types of insulation projects. We will treat your home as we would treat our own. Give Spray Foam Genie a call today, we look forward to working with you!
Serving Marion, WI and surrounding areas
In business since 2012
Free estimates
Warranties offered
With several years experience, we work hard to bring each customer the best possible service and quality available. We look forward to working with you on your next project. We welcome your questions and thank you for your interest.
+8
From average costs to expert advice, get all the answers you need to get your job done.
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.
Insulating your attic can massively improve your home’s efficiency and reduce electric bills. Use this guide to find out what attic insulation will cost you.
The cost of blown-in insulation costs varies depending on the type of insulation, labor, prep work, and more. Learn more about the cost factors in this guide.
What is insulation? This behind-the-scenes home fixture will maintain comfortable temperatures in your home no matter the season. It’ll lower energy bills, to boot.
Use this DIY checklist for insulation repair to make your living space more comfortable and reduce your heating and cooling bills in the process.
There are 10 types of insulation you can use for your home. Read this guide to discover which insulation types could be best for the job.
