The Best Insulation Contractors in Onalaska, WI

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

#1

Holtz Home Insulation

4.8
(120 reviews)
Verified

A family-owned and operated business with a strong focus on comprehensive home performance and energy efficiency. They are known for their detailed energy audits and expert installation of both spray foam and blown-in insulation systems. They emphasize air sealing as a critical component of their insulation projects.

2925 Commerce St, La Crosse, WI 54603 (Serves Onalaska)

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Dr. Energy Saver - La Crosse

4.7
(90 reviews)
Verified

Part of a national network of energy efficiency experts, this local franchise brings professional-grade diagnostics and solutions. They are highly regarded for insulation removal and replacement, particularly in attics and crawl spaces, and for helping homeowners understand and access available rebates.

1828 Rose St, La Crosse, WI 54603 (Serves Onalaska)

Specialties & Features

Insulation removal and replacement
Basement and crawl space insulation
Blown-in insulation installation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Coulee Region Insulation

4.6
(70 reviews)
Verified

A well-established local contractor specializing in a wide array of insulation services for both residential and commercial properties. They are a trusted name for retrofitting existing walls with insulation and performing attic insulation upgrades, using materials like cellulose and fiberglass.

N5675 Cty Rd B, West Salem, WI 54669 (Serves Onalaska)

Specialties & Features

Attic insulation installation and upgrade
Wall insulation services
Blown-in insulation installation

Business Information

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

Why These Are the Top Insulation Contractors in Onalaska

The insulation market in Onalaska and the broader La Crosse area is characterized by a mix of long-standing local specialists and regional service franchises. The overall quality is high, with several providers holding certifications from manufacturers like Owens Corning or BASF, and many are well-versed in the standards for ENERGY STAR® and Wisconsin's Focus on Energy program rebates. Competition is moderate but healthy, driving a focus on customer service and quality workmanship. Typical pricing is competitive with the Midwest average; for example, attic blown-in insulation can range from $1,500 to $4,500 depending on square footage and material R-value, while spray foam projects are a premium service starting at $2,500 and can exceed $10,000 for whole-house applications. The harsh Wisconsin winters create consistent, strong demand for energy efficiency upgrades, making insulation a vital service in this region.

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 Onalaska regulations and climate

Frequently Asked Questions About Insulation in Onalaska

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

1What is the best type of insulation for my attic in Onalaska given our cold winters?

For Onalaska's climate, which experiences long, cold winters with temperatures often below freezing, achieving a high R-value is critical. We typically recommend blown-in cellulose or fiberglass for attics because they provide excellent coverage over existing materials and can achieve the recommended R-49 to R-60 for our zone. Proper air sealing of attic bypasses before insulating is equally important to prevent ice dams, a common issue in our area due to snow accumulation and heat loss from the home.

2How much does insulation installation typically cost for a home in Onalaska?

Costs in Onalaska vary based on the insulation material, project scope (e.g., attic, walls, crawl space), and home size, but you can expect a typical attic insulation project to range from $1,500 to $3,500. Regional material costs and Wisconsin's focus on energy efficiency can influence pricing. It's wise to get 2-3 detailed, written estimates from local contractors that break down material (R-value), labor, and any necessary air sealing work, as this provides the best value comparison.

3When is the best time of year to add or upgrade insulation in Onalaska?

The ideal times are late spring (May-June) and early fall (September-October). These periods offer moderate temperatures, making it safer for contractors to work in your attic and allowing for proper ventilation during installation. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating season begins, and you'll avoid the high-demand schedules of late fall when many homeowners are rushing to winterize.

4Are there any local rebates or incentives for insulation upgrades in Wisconsin?

Yes, Wisconsin homeowners, including those in Onalaska, should first check with Focus on Energy, the state's energy efficiency and renewable resource program. They often offer cash-back rebates for adding insulation that meets specific R-value requirements. Additionally, local utilities like Xcel Energy may have their own incentives. Always verify eligibility with your contractor or the program directly, as incentives can change and often require a pre-installation audit.

5What should I look for when choosing an insulation contractor in the La Crosse County area?

Prioritize local, licensed, and insured contractors with proven experience in our climate. Ask for references from Onalaska or nearby projects and check for certifications like from the Insulation Contractors Association of America (ICAA). A reputable provider will perform a thorough energy assessment, discuss Wisconsin's building codes for your project, and provide a detailed contract specifying the R-value to be installed, not just the depth or number of bags.