Get matched with top insulation pros in Saint Joseph, MO

"Sean and his team did a great job! From the estimation process all the way through completing the project. We have a really big attic and now we have peace of mind of a job well done. We are already feeling the difference by having a well insulated attic."

"A+ Insulation was great to work with from the time of the quote, the team coming out and the quality inspection check afterwards. The work team was top notch on their interactions and professionalism. Extra care was was taken by all team members with regards to COVID. I would absolutely recommend A+ Insulation."

"A sole proprietor business, Green Star provided a very competitive itemized written bid. Stuart was very accommodating in considering old (>100 years) home challenges and discussing insulation options and solutions. Promptly arrived on scheduled date, his team was diligent in adding blow in insulation to attic and exterior wall space, as well as foam to basement sill plates, all in one day. Very friendly, knowledgable, professional and unobtrusive in providing their services."

"Did a great job with installing insulation. Very professional, nice, and efficient."

"The company was efficient and communicated well. I had several opportunities to check every area they worked on over and didn’t find anything they missed or skimped on. I went with their wet blown cellulose for my interior walls. It dried quickly and remained in place for a few weeks until my drywall went up."

"I can’t say enough good things about this insulation service! From start to finish, the experience was absolutely top-notch. The team was punctual, professional, and incredibly knowledgeable. Mauricio took the time to explain all my options and helped me choose the best solution for my home. Mauricio also worked around my schedule going above and beyond with communication ensuring I was confident in my home improvement solution. The installation itself was seamless—efficient, clean, and with great attention to detail. I was impressed by how respectful they were of my space, leaving everything spotless once the job was done. If you’re considering upgrading your insulation, don’t hesitate—C4 Insulation is reliable, trustworthy, and truly cares about delivering quality results. I highly recommend them to anyone looking to improve their home’s comfort and efficiency!"

"Seth came in promptly as agreed, did excellent. Explained what he was doing, helped with some prep, his helper was just as nice, they were also good at cleaning up there mess, thank you so much, a very happy custimorl, tom"

"Very efficient and tidy. The work area was taped off well and he was very informative about what the product would do for my home. He knows all of the answers to all my questions pertaining his product and how it will efficiently work for me. I live in an old house that is very drafty. This winter my home has been very warm compared to last year. 10/10 recommend this business to anyone."

Good Attic is a trusted attic insulation and home comfort company serving homeowners throughout St. Charles and the greater St. Louis area. We specialize in blown-in insulation upgrades, air sealing, attic cleanouts, and ventilation improvements that solve hot/cold rooms, drafts, high energy bills, and poor airflow. Our team provides honest pricing, same-week appointments, and detailed before-and-after photos so you always know exactly what you’re getting. If you want a cleaner, more comfortable, and more energy-efficient home, Good Attic delivers results you can feel immediately.

"They were very professional and they took the time to explain what they did. They took before and after pictures. They also cleaned the area where the insulation landed in my garage afterwards. I would highly recommend them"