4.6 
295 *The Angi rating for Drywall Insulation companies in Walnut Creek, CA 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 Walnut Creek, CA 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 June 30, 2026
Serving Walnut Creek, CA and surrounding areas
Approved
In business since 1988
Free estimates
Warranties offered
"The guy checked my house, told us our insulation is good enough and we don't really need to do anything. Thanks for the honesty. I will definitely recommend this guy to my friends."
Serving Walnut Creek, CA and surrounding areas
Approved
In business since 2017
Free estimates
Offers commercial services
"Working with Vortex was a great experience. The crew was totally professional and very experienced and did an excellent job spraying closed cell insulation in the new addition to our house. When they were done the job site was left totally spotless. Their prices are very reasonable/competitive. We are very pleased with the work they did and how easy it was to work with them. We will certainly use them again in the future."
Serving Walnut Creek, CA and surrounding areas
Approved
In business since 1988
Free estimates
Warranties offered
"Had a great experience hiring Bay Valley Insulation. The quote arrived very efficiently and was the price I was looking for. The crew of Tony and Henry arrived inside the scheduled window and work was completed in a timely manner that day. The job looked great in the blown attic and final clean-up was great. Thank you."
Serving Walnut Creek, CA and surrounding areas
Approved
In business since 2016
Free estimates
Warranties offered
"ThermaCore Insulation did a great job from start to finish. They removed our old insulation, installed new insulation, completed sanitation, and did rodent proofing as well. The crew was professional, respectful, and explained everything clearly. Overall, I’m very happy with the service and would recommend them to anyone needing insulation or attic work."
+28
Serving Walnut Creek, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2012
Free estimates
Small jobs welcome
"Melesio and his team did an excellent job removing old insulation/cleaning, rodent proofing/sealing, and installing new insulation all in one day."
+3137
Serving Walnut Creek, CA and surrounding areas
Approved
Free estimates
Warranties offered
Customers say: True professional
"Remove old insulation seal to entry point to make sure no rodents activity and install new insulation"
Serving Walnut Creek, CA and surrounding areas
Approved
In business since 2008
Free estimates
Emergency services offered
Noble Insulation Inc. is a locally owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have over 18 years of hands on experience, to provide innovative ideas and suggestions tailored to your projects. Our services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact us today! \n
Serving Walnut Creek, CA and surrounding areas
Approved
In business since 2008
Free estimates
Warranties offered
"Attic is all clean and insulated now! The team was great!"
+26
Serving Walnut Creek, CA and surrounding areas
Approved
In business since 2023
Free estimates
Warranties offered
Rywen Insulation Inc is a licensed and family-owned company proudly serving the Bay Area. We specialize in high-quality insulation services, rodent proofing, and vapor barrier services that help protect your home or business from energy loss, moisture damage, and unwanted intrusions.\n\nWith a strong focus on long-term solutions, we’re committed to improving indoor comfort, enhancing air quality, and increasing energy efficiency. Our team delivers professional results with attention to detail and care on every project.\n\nContact us today to schedule a free estimate and experience reliable service you can count on.
+17
Serving Walnut Creek, CA and surrounding areas
Approved
In business since 1999
Free estimates
Warranties offered
"They got the job done in one day, very careful personal. New insulation is working great. We are now waiting for the details on the rebate. Price was also good and affordable"
+77
From average costs to expert advice, get all the answers you need to get your job done.
New insulation makes your home more comfortable and boosts energy efficiency. Use this guide to budget for insulation installation costs in San Francisco, CA.
The cost of blown-in insulation in San Francisco, CA varies depending on the type of insulation, labor, prep work, and more. Learn more about the cost factors in this guide.
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 San Francisco, CA.
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.
