Top-rated insulation pros.

Get matched with top insulation pros in Saint Joseph, MO

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Insulation pros in Saint Joseph

Avatar for Green Improvement Consulting
Green Improvement Consulting
4.9(
83
)

Serving Saint Joseph, MO and surrounding areas

Approved

In business since 2010

Free estimates

Warranties offered

"Shawn provided lots of information during the visit for an estimate. The day of work they arrived on time and were diligent about accomplishing adding insulation to my attic. Their clean up was thorough. They were courteous and pleasant."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+11

Response time2 days
14 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Reliable Insulation
Reliable Insulation
5.0(
7
)

Serving Saint Joseph, MO and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Credit card accepted

"Very friendly and professional service. Explains and shows you what his inspection on your insulation and needs are and listens to you and answers your questions. Very reasonably priced with no pressures like other companies. I am going to have them do the insulation in my walls next year. In my opinion A+ service"
Response time5 days
10 neighbors recently requested a quote
Recommended by14%of homeowners
Avatar for Green Star Energy
Green Star Energy
4.8(
242
)

Serving Saint Joseph, MO and surrounding areas

Approved

Super Service Award Winner

In business since 2011

Free estimates

Warranties offered

"We had 1 inch of insulation in our attic. Hired the fellas at Green Star Energy to blow in insulation throughout the whole attic. I felt a difference immediately once the project had been completed. Our ac is getting a much needed break."
Larson Project
Larson Project
Before
Reflective insulation - After
Solar attic ventilating Fan

+12

Response time2 days
47 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for Evolution Sprayfoam, LLC
Evolution Sprayfoam, LLC
5.0(
6
)

Serving Saint Joseph, MO and surrounding areas

Approved

In business since 2021

Free estimates

Credit card accepted

"John is very professional and self motivated. He shows up when he says he is gonna and does a very fine job of air sealing and insulating. Goes over and above. Highly recommend."
1
2
3
4
5

+66

Response time10 hrs
5 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Good Attic, LLC
Good Attic, LLC
5.0(
5
)

Serving Saint Joseph, MO and surrounding areas

Approved

In business since 2021

Free estimates

Credit card accepted

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.

Response time2 days
131 neighbors recently requested a quote
Avatar for Blue Collar Building Solutions LLC
Blue Collar Building Solutions LLC
4.9(
14
)

Serving Saint Joseph, MO and surrounding areas

Approved

In business since 2017

Free estimates

Customers say: Quick response

"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"
Before
After
Softwash Shingle Roof
House - Before
House - After

+28

Response time9 hrs
Recommended by78%of homeowners
Showing 1-10 of 30

FAQs for insulation service projects in Saint Joseph, MO

Old insulation should be removed when it shows damage, contamination, or heavy deterioration. If you notice water stains, rodent droppings, mold, or large gaps, plan on taking it out to protect your home’s energy performance and indoor air quality. Removing compromised material eliminates health hazards, cuts energy loss, and sets the stage for a safer, more efficient attic—all while keeping utility bills in check.

R-value measures how well insulation resists heat flow—the higher the number, the better it slows heat transfer. The right R-value keeps your home warmer in winter and cooler in summer, saving energy year-round. Match the rating to your climate zone and have a pro verify performance over time, because moisture or settling can lower R-value and cut efficiency.

Attic insulation can stay in place for 80 to 100 years, but its performance often drops after the first 15. As dust, moisture, or mold build up, the material loses R-value and allows heat to escape. Schedule periodic inspections so a pro can tell you when replacement makes sense—helping you keep energy bills down and indoor comfort up.

You can over-insulate an attic. Beyond the recommended R-value, extra layers don’t add efficiency and can trap moisture, leading to mold or reduced performance. A local insulation pro can measure current levels, confirm the right target for your climate, and advise on any adjustments so you avoid future energy or maintenance headaches.

Insulation can be damaged by mold, pests, water leaks, or accidental electrical contact. When the material is compromised, it loses R-value and can introduce health hazards. Removing and replacing affected sections restores efficiency, while routine inspections from a qualified pro help you catch problems early and keep your attic safe and energy-smart.

The Saint Joseph, MO homeowners’ guide to insulation services

From average costs to expert advice, get all the answers you need to get your job done.

  • fascia and soffits being replaced on roof of house

    Need fascia and soffit repairs? Hiring a pro ensures proper installation, protects against pests, and prevents structural damage. Learn about common warning signs, material options, and how fascia and soffits safeguard your home from moisture.

  • new roof installed on house

    Our comprehensive cost guide will help you explore the costs associated with roof replacement, including roof pitch, shape, design, square footage, and more.

  • carpenter repairing the roof of a house

    Use this guide to budget for roof repair costs based on factors such as roof condition, materials, size, repair type and severity, and more.

  • Two hvac systems

    Learn who to call for HVAC inspection. Discover which pro to hire, what to expect from an HVAC inspection, and average costs for your home.