The Best Insulation Contractors in Green Bay, WI

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

#1

A-1 Quality Insulation LLC

4.8
(150 reviews)
Verified

A family-owned and operated business known for its high-quality workmanship and focus on energy efficiency. They offer a comprehensive range of insulation services and are recognized for their expertise in spray foam and blown-in insulation. They emphasize proper air sealing to maximize the performance of their insulation installations.

2425 S. Webster Ave, Green Bay, WI 54301

Specialties & Features

Spray foam insulation
Attic insulation and air sealing
Blown-in wall insulation

Business Information

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

Energy Guard of Wisconsin Inc.

4.7
(90 reviews)
Verified

A leading provider specializing in creating energy-efficient and comfortable homes. They perform detailed energy audits to diagnose issues and provide targeted solutions, including insulation upgrades and air sealing. Their team is well-versed in local utility rebates and building science.

2243 Holmgren Way, Green Bay, WI 54304

Specialties & Features

Energy efficiency audits
Insulation removal and replacement
Basement and crawl space insulation

Business Information

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

Evergreen Home Energy

4.6
(80 reviews)
Verified

While serving a broader region of Northeast Wisconsin, Evergreen is a highly reputable contractor that consistently serves Green Bay. They take a whole-home approach to performance, combining insulation services with air sealing and ventilation solutions to ensure health, comfort, and durability. They hold key industry certifications.

(Serves Green Bay from nearby) 1324 Main St, Greenville, WI 54942

Specialties & Features

Whole-home energy solutions
Blown-in cellulose insulation
Insulation removal

Business Information

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

Why These Are the Top Insulation Contractors in Green Bay

The insulation market in Green Bay is robust and competitive, driven by the city's cold climate and the presence of many older homes that lack modern energy efficiency standards. The average quality of service is high, with several long-standing, reputable contractors who employ certified installers. Homeowners are increasingly aware of the benefits of air sealing in conjunction with insulation, a service now commonly offered by top-tier providers. Competition is strong enough to keep pricing fair, but consumers should expect to pay a premium for highly specialized services like spray foam or complex retrofit projects. Typical pricing can range from $1,500 - $4,500 for a standard attic blow-in job, while full-home spray foam installations or comprehensive projects involving removal can run from $5,000 to $15,000 or more. Local utility providers, like Wisconsin Public Service (WPS), often offer rebates for insulation and air sealing upgrades, which the leading contractors are adept at navigating for their customers.

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 Green Bay regulations and climate

Frequently Asked Questions About Insulation in Green Bay

Get answers to common questions about insulation services in Green Bay, Wisconsin.

1What is the most important type of insulation for Green Bay's climate, and what R-value should I target?

For our severe Wisconsin winters, attic insulation is the most critical upgrade to prevent heat loss. The U.S. Department of Energy recommends an attic R-value of R-49 to R-60 for our climate zone. In Green Bay, this typically means having about 16-20 inches of blown-in cellulose or fiberglass to properly combat the cold and reduce high heating bills from our long heating season.

2When is the best time of year to get insulation installed in Green Bay?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is important for attic work and allows for proper ventilation during installation. Scheduling in these off-peak seasons can also lead to better availability from local contractors compared to the last-minute rush before winter hits.

3Are there any local rebates or incentives in Wisconsin for upgrading my home's insulation?

Yes, Focus on Energy, Wisconsin's statewide energy efficiency and renewable resource program, offers cash-back rebates for adding insulation to qualifying homes. Additionally, Brown County or the City of Green Bay may have occasional programs, and federal tax credits for insulation are often available. A reputable local installer will be familiar with the current incentive landscape and can help you apply.

4How do I choose a reliable insulation contractor in the Green Bay area?

Look for a licensed, insured, and locally established contractor with specific experience in our climate. Check for positive reviews on local platforms and ask for references from past customers in the area. Ensure they provide a detailed, written estimate that includes the specific R-value to be installed, and verify they are a participating contractor with Focus on Energy to ensure they understand state standards and rebates.

5I have ice dams on my roof every winter. Can new insulation help, and what else is involved?

Absolutely. Ice dams are a common Green Bay problem caused by a warm attic melting snow, which then refreezes at the eaves. Proper air sealing and attic insulation are the primary solutions to keep attic space cold. This is often combined with improving attic ventilation (soffit and ridge vents) to ensure a consistent roof temperature. A professional assessment will address this specific local issue comprehensively.