4.7 
148 *The Angi rating for Insulation Service companies in Castroville, TX 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 Castroville, TX 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 August 10, 2026
Serving Castroville, TX and surrounding areas
Approved
In business since 2011
Free estimates
Warranties offered
"Insulated above garage. Arrived at the scheduled time. Cleaned after completed work. Would recommend and would use them again"
+5
Serving Castroville, TX and surrounding areas
Approved
Super Service Award Winner
In business since 2012
Free estimates
Warranties offered
"I recommend Geo-Insulation for any insulation need! They have the best prices, they use high quality insulation and do a very professional job. They showed up on time and completed the job as promised. They are very customer oriented and go above and beyond to meet expectations! They are the best!!"
Serving Castroville, TX and surrounding areas
Approved
Super Service Award Winner
In business since 1995
Free estimates
Warranties offered
"Their worker did an excellent job in installing the eSheild. They cleaned up after the finished the job. Highly would recommend this company. Texas Pro insulators."
+3
Serving Castroville, TX and surrounding areas
Approved
In business since 2019
Free estimates
Warranties offered
"Honest, upfront, no sales gimmicks or games. Best price, timely, very happy with the whole process"
+2
Serving Castroville, TX and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
"I had nxt level come out and blow new insulation in my attic. Alex was very polite and informative. They came in the morning and were gone before noon, and their work looks impeccable. 10/10 would recommend."
Serving Castroville, TX and surrounding areas
Approved
In business since 2018
Free estimates
Customers say: Quick response
"Very pleased with the customer service and the quality of work done by AHC Spray Solutions. The owner, Clint, was on time for his initial appointment and was efficient in evaluating the job and providing an immediate estimate to complete the work. The workers showed up to do the job on time and did the prep and post-job cleanup very well. I am pleased with the work and recommend AHC Spray Solutions to anyone needing spray foam insulation work. If I need another spray foam insulation job, I will call AHC."
+15
Serving Castroville, TX and surrounding areas
Approved
In business since 2013
Free estimates
Credit card accepted
At Hawx Pest Control, our company is based on the belief that our customers' needs are of the utmost importance. Our team is committed to meeting those needs. Hawx Premium Pest Control will treat your pests, mosquitos, and more- then keep them away for good. If pests come back between treatments so will we, at no additional cost to you. We welcome the opportunity to earn your trust and deliver you the best service. No job is too big or too small for our experienced team. Call today for a quote. \n
Serving Castroville, TX and surrounding areas
Approved
In business since 2000
Free estimates
Emergency services offered
"They provided an additional product at no cost"
Serving Castroville, TX and surrounding areas
Approved
In business since 2001
Free estimates
Small jobs welcome
"Very professional and responsive!! Great job done!!"
+12
Serving Castroville, TX and surrounding areas
Approved
In business since 2010
Free estimates
Emergency services offered
"They did an excellent job. The before and after pictures really showed me what they did. They replaced the ducts that were damaged for less than what my a/c company was going to charge and replaced my insulation and did a lot more work as well. I am very pleased with them."
+29
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.
The cost of blown-in insulation costs varies depending on the type of insulation, labor, prep work, and more. Learn more about the cost factors in this guide.
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.
