4.1 
40 *The Angi rating for EIFS Installation companies in Diamond, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their EIFS Installation needs.
*The HomeAdvisor rating for EIFS Installation companies in Diamond, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their EIFS Installation needs.
Last update on June 03, 2026
Serving Diamond, IL and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Install process went will. Love the new gutter guards. There was a hiccup during the sales process but the install team handled it well and I am overall satisfied with the project"
Serving Diamond, IL and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
"Showed their work while at the house. Kept me informed during the installation."
Serving Diamond, IL and surrounding areas
Approved
In business since 2025
Free estimates
Credit card accepted
"We recently had blown in insulation installed in our home and couldn’t be happier with the experience from start to finish. The team was kind, professional and incredibly prompt. They showed up on time explained the process clearly and treated our home with respect. What really stood out was the pricing after receiving a much higher quote from another company their estimate was very fair and transparent with no pressure or upselling. It was clear they care about doing honest work at a reasonable price. The installation was completed efficiently, and the whole process was smooth and stress-free. I would definitely recommend them to anyone looking for insulation work great service, great value and great people."
Serving Diamond, IL and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Install process went will. Love the new gutter guards. There was a hiccup during the sales process but the install team handled it well and I am overall satisfied with the project"
Serving Diamond, IL and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Install process went will. Love the new gutter guards. There was a hiccup during the sales process but the install team handled it well and I am overall satisfied with the project"
Serving Diamond, IL and surrounding areas
Approved
In business since 1977
Free estimates
Emergency services offered
"Everything was great, from the initial consultation and quote to the installation and even the follow-up. Customer service and communication was top notch. I wouldn’t hesitate to hire this company again and I highly recommend them!"
+398
Serving Diamond, IL and surrounding areas
Approved
In business since 2018
Free estimates
Customers say: Quality work
"Thank you very much for a great job! Service was excellent. They were very responsive to all my calls and emails. They installed a beautiful roof and cleaned up the site (both days). Best value and price."
Serving Diamond, IL and surrounding areas
Approved
Super Service Award Winner
In business since 1979
Free estimates
Emergency services offered
"Victor installed a 40 gallon gas water heater. Victor gave me options during the estimate. Victor installed the gas water heater the same day. Victor was very professional during the whole process. I will probably hire Perma-seal again If all employees at Perma-seal are like Victor."
+48
Serving Diamond, IL and surrounding areas
Approved (Corporate)
In business since 2005
Free estimates
Emergency services offered
"The installed a new roof. They were very clean, there wasn't any nails or garbage left in our yard. They were all very polite, not one bad experience."
+5
Serving Diamond, IL and surrounding areas
Approved
In business since 2002
Free estimates
Credit card accepted
For the last 15 years, Arcos Environmental Services, Inc. has been serving as a general contractor for government weatherization programs. As we have continued to grow, we have created the subsidiary Arcos Pro Services to serve as our residential division of insulation installation using the same professional and detailed work. We are committed to giving homeowners a peace of mind in regards to their home's energy efficiency. \n\nArcos is also a Nicor Gas Contractor Circle member meaning finished upgrades to your home may qualify you for up to $1,250 in rebates as well as tax incentives. Check out our website for more information!\n\n
+3
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