4.5 
83 *The Angi rating for Insulation Service companies in Mount Rainier, MD 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 Mount Rainier, MD 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 October 29, 2025
Serving Mount Rainier, MD and surrounding areas
Approved
In business since 2023
Free estimates
Warranties offered
"Very prompt. Gave us a great price and did a wonderful job installing insulation in a tight area. Would definitely hire him again."
Serving Mount Rainier, MD and surrounding areas
Approved
In business since 2022
Free estimates
Credit card accepted
"Founders Insulation did a very good job on installing insulation in ceilings! They were careful, courteous and cleaned up."
+11
Serving Mount Rainier, MD and surrounding areas
Approved (Corporate)
In business since 2023
Free estimates
Warranties offered
"We are extremely satisfied with the whole process of our house being insulated. First we had the walls done, and then a couple weeks later we had our attic insulated. The crew were so nice, friendly, and knowledgeable. We are very satisfied with everything. Thank you, everyone."
Serving Mount Rainier, MD and surrounding areas
Approved
In business since 2002
Free estimates
Warranties offered
"The company did an assessment that we did not need as much insulation as we thought. The gave us a better approach which was cheaper and more efficient."
+93
Serving Mount Rainier, MD and surrounding areas
Approved
In business since 2009
Free estimates
Warranties offered
"5 stars!! Their pricing was the most competitive, and their communication was outstanding! Had our THOW insulated with closed cell spray foam and they did an awesome job from the very beginning of the process until the end. Would highly recommend!"
+16
Serving Mount Rainier, MD and surrounding areas
Approved
In business since 2004
Free estimates
Credit card accepted
"Window & roof insulation quick, easy, & affordable!"
+77
Serving Mount Rainier, MD and surrounding areas
Approved
In business since 1974
Free estimates
Warranties offered
"Great! Dom and his team were efficient, knowledgeable, polite, and they not only did a great job on the roof, they cleaned up wonderfully!"
+19
Serving Mount Rainier, MD and surrounding areas
Approved (Corporate)
Free estimates
Offers commercial services
Home contractors
Serving Mount Rainier, MD and surrounding areas
In business since 2011
Free estimates
Warranties offered
"the whose is warmer after upgraded insulation ï¼"
+5
Serving Mount Rainier, MD and surrounding areas
In business since 2005
Free estimates
Credit card accepted
"Accurate insulation came promptly at the specified time. They were thorough and so professional. The quality of work is fantastic. Couldn’t be more satisfied. This is the second time that we’ve used them and will not hesitate to use them again shall the need arises."
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 Washington, D.C.
The cost of blown-in insulation in Baltimore, MD varies depending on the type of insulation, labor, prep work, and more. Learn more about the cost factors in this guide.
The cost of blown-in insulation in Washington, D.C. 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.
