4.5 
24 *The Angi rating for Insulation Service companies in Felton, CA 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 Felton, CA 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 November 03, 2026
Serving Felton, CA and surrounding areas
Approved
In business since 2017
Free estimates
Offers commercial services
"professional and fast. We use this company for close cell insulation. Really great customer service also. I highly recommend them."
Serving Felton, CA and surrounding areas
Approved
In business since 2009
Free estimates
Small jobs welcome
"Needed to insulate my house before closing escrow, called for a quote on a Monday and they were insulating the very next day. The owner Luis Knows his stuff, very knowledgeable. Would recommend. 👍🏼👍🏼"
+5
Serving Felton, CA and surrounding areas
Approved
In business since 2009
Free estimates
Emergency services offered
"Getting my attic cleanup and insulation installed was expertly done by Attic Pros. Couldn't be happier with the result. They are definitely pros!"
+3895
Serving Felton, 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
Serving Felton, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2022
Free estimates
Emergency services offered
Air Sharks delivers expert HVAC services to homeowners across the South Bay, including installation, repair, and maintenance of top brands like Daikin and Lennox. We also specialize in improving indoor air quality with professional ductwork inspection and cleaning.\n\nOwner Khaled Alsaka built Air Sharks on a passion for transforming the HVAC experience through education, collaboration, and top-tier products. We provide personalized consultations and tailored heating and cooling solutions, taking pride in our craftsmanship, attention to detail, and commitment to five-star service.
+22
Serving Felton, CA and surrounding areas
In business since 1974
Credit card accepted
"It feels good after the insulation was done. They did very good work."
+4
Serving Felton, CA and surrounding areas
In business since 2010
Free estimates
Credit card accepted
"We had an inspection and we had to replace the insulation in the attic. We were able to get a good deal from this company after we reached them via a referral.
The work that they did was very good and professional. there were several employees at the house for the 2 days work that they did. We do recommend this company for any insulation replacement that you may need.
"
+7
Serving Felton, CA and surrounding areas
In business since 2015
Free estimates
Warranties offered
"Professional service in estimating. Thorough and skilled insulation."
+156
Serving Felton, CA and surrounding areas
In business since 1975
Free estimates
Warranties offered
"Joe Stromberg, project manager, is an excellent asset of the company!!! I was also lucky to have two skillful workers who performed the project. I will definitely recommend SDI Insulation if asked to. Luba"
+22
Serving Felton, CA and surrounding areas
Free estimates
Emergency services offered
Credit card accepted
"Attic efficiency and Daniel came to d for us the attic insulation replacement, the crew was very professional and clean , they add ne insulation R38 bate for our attic, we are very happy"
+13
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.
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.
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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.
