The Best Insulation Contractors in Ballwin, MO

Compare the highest-rated insulation professionals in Ballwin, Missouri. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Gateway Energy Services

4.8
(250 reviews)
Verified

A leading St. Louis-area insulation and energy efficiency contractor known for comprehensive home performance solutions. They are highly regarded for their professional audits and expertise in both spray foam and blown-in insulation, helping homeowners significantly reduce energy bills.

1820 Scherer Pkwy, St. Charles, MO 63303 (Serves Ballwin)

Specialties & Features

Energy efficiency audits
Spray foam insulation
Air sealing services

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Lindus Construction / Midwest Insulation

4.7
(180 reviews)
Verified

A family-owned business with a strong reputation in the region, offering a wide range of insulation services alongside other exterior work. They are praised for their attention to detail, professional crews, and effective insulation removal and replacement services.

4398 S. Old Hwy 94, Lake St. Louis, MO 63367 (Serves Ballwin)

Specialties & Features

Insulation removal and replacement
Attic insulation installation
Blown-in insulation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Seal It Insulation

4.6
(90 reviews)
Verified

A specialized insulation contractor that focuses primarily on adding and upgrading insulation in existing homes. They receive consistent positive reviews for their efficiency, cleanliness, and knowledge of different insulation materials suitable for St. Louis climates.

1655 Jungermann Rd, St. Peters, MO 63376 (Serves Ballwin)

Specialties & Features

Blown-in insulation installation
Attic insulation upgrade
Basement and crawl space insulation

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Ballwin

The insulation market in Ballwin, and the greater St. Louis area, is competitive with a mix of large, full-service home performance companies and specialized insulation contractors. The average quality is high, with several providers holding key industry certifications like BPI (Building Performance Institute) and being accredited by the BBB. Due to Ballwin's housing stock, which includes many homes built from the 1970s to 1990s, there is strong demand for attic insulation upgrades and air sealing to improve efficiency. Pricing is typical for a major metro area; for example, blown-in attic insulation can range from $1,500 to $3,500, while spray foam projects often start at $2,500 and can exceed $10,000 for whole homes. Homeowners should inquire about potential rebates from utility providers like Ameren Missouri, which many of these top contractors are well-versed in navigating.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Ballwin regulations and climate

Frequently Asked Questions About Insulation in Ballwin

Get answers to common questions about insulation services in Ballwin, Missouri.

1What is the most important type of insulation for homes in Ballwin, Missouri, given our local climate?

For Ballwin's humid continental climate with hot, humid summers and cold winters, attic insulation is the most critical. Proper attic insulation (typically aiming for R-38 to R-60) acts as a primary thermal barrier, preventing significant heat loss in winter and blocking radiant heat gain in summer. This directly combats our high seasonal temperature swings and is the first area a professional should assess to improve comfort and energy efficiency.

2Are there any local rebates or incentives in Missouri for upgrading home insulation?

Yes, Ballwin homeowners should first check with Ameren Missouri, our local utility provider, which frequently offers rebates for adding attic insulation to existing homes. Additionally, the federal Inflation Reduction Act provides tax credits for qualified insulation upgrades. A reputable local insulation contractor will be knowledgeable about current programs and can often help you navigate the application process to maximize your savings.

3How do I choose a reliable insulation contractor serving Ballwin?

Always verify the contractor is licensed and insured to work in Missouri. Look for established local companies with strong reviews on platforms like Nextdoor or Google, as they understand our specific building styles and climate challenges. Obtain at least three detailed, written estimates that specify the type of insulation, R-value, square footage, and a clear scope of work—not just a total price—to ensure an accurate comparison.

4My house feels drafty in winter. Could inadequate wall insulation be the issue, and how is it addressed in existing Ballwin homes?

Yes, draftiness often points to poorly insulated walls, a common issue in older Ballwin homes. For existing homes without open walls, the most common and effective solution is blown-in insulation (like cellulose or fiberglass), which is installed through small holes drilled in the exterior siding or interior walls. This method is minimally invasive and excellent for filling the wall cavities in our typical brick-and-frame construction, sealing drafts and improving thermal performance.