*The Angi rating for Insulation Service companies in Saint Anne, IL 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 Saint Anne, IL 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 July 07, 2026
Serving Saint Anne, IL and surrounding areas
Approved
In business since 2025
Free estimates
Credit card accepted
"Attic Pro Insulation did an outstanding job! They contacted me 10 minutes after I entered my search information.They were professional, on time, and explained everything clearly. Highly recommend them for anyone needing quality insulation work!"
Serving Saint Anne, IL and surrounding areas
Approved
In business since 1975
Free estimates
Offers commercial services
"Slagel insulation provided the work that was asked of them. I would hire them back."
+13
Serving Saint Anne, IL and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
"Nick and his crew were so informative and pleasant to do business with. We had attics insulated, new vents installed, and outside blown-in cellulose, and they worked long hours to make sure everything was done correctly. I would definitely recommend this business. A great surprise was how the insulation muffled loud outside noises (fireworks and loud vehicles)."
Serving Saint Anne, IL and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!\n
Serving Saint Anne, IL and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Even though we had a few days of rain, they continued working until they just had to stop. Sometimes being really soaked before coming down. That's dedication to doing a job."
Serving Saint Anne, IL and surrounding areas
Approved
In business since 1992
Free estimates
Credit card accepted
"Horn Insulation did a tremendous job insulating our house. The quality of their work was great and they were a pleasure to work with. I highly recommend them!"
Serving Saint Anne, IL and surrounding areas
Approved
Free estimates
Warranties offered
Small jobs welcome
At HeatLock Insulation, we specialize in high-performance insulation solutions designed to make homes and commercial buildings more energy-efficient, comfortable, and protected year-round. Based in Illinois, our team delivers professional insulation services with a focus on quality craftsmanship, reliability, and long-term energy savings.\n\nWe provide expert installation of spray foam insulation, attic insulation, wall insulation, crawl space insulation and air-sealing systems forth residential and commercial properties. Whether it's a new construction project, renovation, or energy-efficient upgrade, HeatLock Insulation helps seal air leaks, regulate indoor temperatures, reduce noise, and lower monthly utility costs.
Serving Saint Anne, IL and surrounding areas
In business since 2003
Free estimates
Credit card accepted
"I had insulation put in the attic, and I must say they did a great, great!!! job at a good price. They were timely and very professional. I would recommend them with no reservation. NIPSCO BILL YOU'RE GOING DOWN!!!!!!!!!!!!!!"
Serving Saint Anne, IL and surrounding areas
In business since 1978
"This service went above what was expected. They fixed issues that came up and needed attention without altering the original bid. I will recommend them to anyone needing insulation."
Serving Saint Anne, IL and surrounding areas
In business since 2017
Free estimates
Small jobs welcome
We are a local family owned and operated Insulation company. We service North Riverside area and the surrounding communities. With over 10 years of experience, let us ensure your home is properly insulated and save money on your energy every month. You can thank us after for all the money we are going to save you on energy costs.\n
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.
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.
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.
