4.5 
577 *The Angi rating for Drywall Insulation companies in Cornelius, OR 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 Cornelius, OR 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 October 31, 2025
Serving Cornelius, OR and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Eduardo came out to look at the job and by the end of the day I had a bid in had. The work was completed within that same week. They were super clean, quick and efficient. We could not be happier with their work. We will definitely use JR's again for any future drywall work."
Serving Cornelius, OR and surrounding areas
Approved
In business since 1979
Free estimates
Emergency services offered
"Westside was able to accommodate my project schedule. The guys that came to do the work were respectful of me and my property. The work was completed as contracted and they thoroughly cleaned up the job site when they were done."
+18
Serving Cornelius, OR and surrounding areas
Approved
In business since 2010
Free estimates
Credit card accepted
"We re-sided our 1929 house recently, and during the tear-off phase it was the perfect time to have blown-in insulation performed to insulate our exterior walls. Ryan and his crew worked quickly and we are so much more comfortable with our walls finally insulated. We had a minor repair needed as a result of the drilling, and the company worked quickly to resolve it to our satisfaction. I will happily recommend them to others, and feel like this project pays for itself quickly in terms of energy efficiency and comfort."
+12
Serving Cornelius, OR and surrounding areas
Approved (Corporate)
In business since 2006
Free estimates
Warranties offered
"Did good on encapsulating a crawl space. The blown in insulation required extensive repair of the shingle siding"
+36
Serving Cornelius, OR and surrounding areas
Approved
In business since 2018
Free estimates
Small jobs welcome
"Professional, Prompt, Friendly service from start to completion. We had our attic and crawl space insulated, and Ulises did inspections throughout the time the crew was here. The crew was friendly and professional. I would highly recommend this company!"
+9
Serving Cornelius, OR and surrounding areas
Approved
Super Service Award Winner
In business since 2013
Free estimates
Credit card accepted
"They installed new insulation for us in an un-insulated attic space. They were well-priced, on-time, and very easy to work with. Workers all wore protective equipment and were both professional and friendly."
+12
Serving Cornelius, OR and surrounding areas
Approved
In business since 2010
Free estimates
Credit card accepted
"Leaking ducts, hanging subfloor insulation, vapor barrier work done. They took pictures to confirm work to be done. Spent $5750 House is warmer. Work done quickly. Placed drop cloths where they had to enter/exit the home. Very pleased"
Serving Cornelius, OR and surrounding areas
Approved
In business since 2009
Free estimates
Warranties offered
"Hired them for 2 house exterior painting projects. Owner very involved and good work at reasonable price. I would recommend them and will use them again."
+34
Serving Cornelius, OR and surrounding areas
Approved
In business since 2012
Free estimates
Emergency services offered
"The Crawlspace Crew had great communication with me from the start all the way through the the new insulation being installed. Highly recommend working with this company!"
+216
Serving Cornelius, OR and surrounding areas
Approved
In business since 2023
Free estimates
Emergency services offered
"Pablo did a great job for adding insulation on ,my attic and replacing the insulation in my crawlspace. His crew is efficient and very professional. I highly recommend them."
+3
From average costs to expert advice, get all the answers you need to get your job done.
Insulating your attic can improve your home’s efficiency and reduce electric bills. Use this guide to find out what attic insulation will cost you in Portland, OR.
New insulation makes your home more comfortable and boosts energy efficiency. Use this guide to budget for insulation installation costs in Portland, OR.
Installing drywall is the most common way to finish your home’s interior. Use this drywall installation cost guide to see what your project is likely to cost in Portland, OR.
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.
Insulating your walls requires the right insulation and installation method. Keep reading to learn how to insulate a wall without removing the drywall.
