4.5 
95 *The Angi rating for Drywall Insulation companies in Granby, CT 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 Granby, CT 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 11, 2026
Serving Granby, CT and surrounding areas
Approved
In business since 2008
Free estimates
Emergency services offered
"Excellent job insulating our attic. They scheduled to meet our needs and finished the job in less time than we expected. Answered our questions about rebates, etc. and provided great service."
+10
Serving Granby, CT and surrounding areas
Approved
In business since 2006
Free estimates
Emergency services offered
"Fantastic. Responded to my request and provided quote quickly. Work was exceptional. Workmen were friendly, professional and repaired my insulation perfectly. Couldn't be happier."
+33
Serving Granby, CT and surrounding areas
Approved
In business since 2003
Free estimates
Emergency services offered
"Perfect wall LLC service was amazing! They went over the job with me and explained everything and taught me a thing or 2 about insulation. After the job I went to look at the results and it was exactly how he explained it! They use measuring templates you can see the actual depth of the insulation in all parts of the attic which was awesome. The vent out the exterior wall was so perfect I couldn?t even find it unless I really looked. Everything came out perfect they took the time to clean up very well also which my wife was very happy about! 10/10 would use again."
+1
Serving Granby, CT and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Window & roof insulation quick, easy, & affordable!"
Serving Granby, CT and surrounding areas
Approved
In business since 2005
Free estimates
Credit card accepted
"We were very pleased with the work. They actually left my basement cleaner then when they started. The crew was very friendly and professional. If you are looking for a crew that arrives on time and does the job completely, I totally recommend Insulation Solutions of CT."
Serving Granby, CT and surrounding areas
Approved
Free estimates
Small jobs welcome
Credit card accepted
At Danbury Insulation Co, owned and operated by Benito De Jesus & Johan De Jesus Nunez, we take great pride in delivering exceptional service, expert craftsmanship, and complete customer satisfaction on every project. With over 15 years of industry experience, we have built a reputation for providing reliable insulation solutions that improve comfort, energy efficiency, and value for our customers.\n\nNo matter the size of the job, our commitment to service, safety, and quality remains the same. When you choose Danbury Insulation Co, you can trust that your project is in experienced hands.\nCall Us today at (475) 289-8048 for a free estimate and discover the difference that quality craftsmanship and affordable pricing can make.
+4
Serving Granby, CT and surrounding areas
Approved
Super Service Award Winner
In business since 2018
Free estimates
Emergency services offered
"Recently had my attic insulated by Best Homes. Chris and his crew were professional and very efficient with their work. They insulated my attic within a few hours and left my house cleaner than it was before they got there. I wouldn't want the job done by anyone else."
+2
Serving Granby, CT and surrounding areas
Approved
In business since 2016
Free estimates
Warranties offered
Fogarty's Home Services by Eco Energy Solutions, located in Windsor, CT, is your resource for all of your residential Dr. Energy Saver, Total Basement Finishing and National Radon Defense needs. We offer a complete range of home comfort and energy efficiency products and services. Call today for a free home energy evaluation, waterproofing estimate, radon testing and mitigation solutions or ideas and an estimate on how to turn your basement into a comfortable and beautiful living space. We are licensed in both Massachusetts and Connecticut, Let us help you.\nWe Fix Uncomfortable Homes!\n\nOur experience and passion for understanding homes and homeowners sets us apart from the rest. We are not just a contractor; we seek to provide the answers and solutions to your questions and problems. \n\nWe offer residential services to homeowners only and are unable to accommodate new construction at this time.
+22
Serving Granby, CT and surrounding areas
Approved
In business since 2016
Free estimates
Warranties offered
"Great job on basement insulation."
+5
Serving Granby, CT and surrounding areas
Approved
In business since 2015
Free estimates
Emergency services offered
"Arrived on time. Spent 2 1/2 hours doing preparation to protect our home prior to start to spray foam. Quality of the insulation installation is top notch. Very professional and respectful. I could not be happier with the final project!"
+26
From average costs to expert advice, get all the answers you need to get your job done.
How much does it cost to insulate a wall? This guide breaks down the associated costs and variables to consider when setting your project budget.
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.
Whether you’re trying to keep noise in or out, soundproofing materials are the way to go. Use this guide to see how much it costs to soundproof a room.
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.
We’ll walk you through how to install spray foam insulation in your home—and when it makes sense to call in a pro.
