The Best Insulation Contractors in Lake Geneva, WI

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

#1

Koala Insulation of Southeast Wisconsin

4.8
(150 reviews)
Verified

A highly-rated, modern insulation contractor known for its strong focus on customer education and energy efficiency. They offer a comprehensive suite of services including free energy audits and specialize in both new installations and replacement of old insulation. Their team is knowledgeable about local utility rebates.

They serve the Lake Geneva area from their regional base. (Physical location is not publicly listed in Lake Geneva proper).

Specialties & Features

Blown-in attic insulation
Insulation removal and replacement
Air sealing services

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#2

Advanced Basement Solutions of Lake Geneva

4.7
(90 reviews)
Verified

A local company with a strong reputation for solving moisture and insulation problems in basements and crawl spaces, which are common concerns in the Lake Geneva climate. They are well-versed in building science and creating conditioned, energy-efficient spaces.

W4796 South St, Lake Geneva, WI 53147

Specialties & Features

Basement and crawl space insulation
Spray foam insulation
Wall insulation services

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Allstar Services & Insulation

4.6
(110 reviews)
Verified

A reputable, family-owned and operated contractor serving Southeastern Wisconsin, including Lake Geneva. They offer a wide range of insulation services and are known for professional project management and clean installations. They handle both residential and commercial projects.

910 Carsten Road, Burlington, WI 53105 (Serves Lake Geneva)

Specialties & Features

Attic insulation installation and upgrade
Spray foam insulation
Energy efficiency audits

Business Information

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

Why These Are the Top Insulation Contractors in Lake Geneva

The insulation market in Lake Geneva, Wisconsin, is characterized by a mix of local specialized contractors and regional service providers. Due to the city's climate with cold winters and humid summers, there is a consistent demand for high-performance insulation and air sealing to improve comfort and reduce heating/cooling costs. The local housing stock includes a significant number of older homes and seasonal properties, driving need for insulation upgrades and replacement. The competition level is moderate, with a few highly-rated local companies and several larger regional operators serving the area. The average quality of service is high, as contractors must be well-versed in managing moisture issues common in basements and crawl spaces near the lake. Typical pricing is competitive with the broader Southeastern Wisconsin region, with project costs heavily influenced by the type of insulation (e.g., spray foam being a premium option) and the scope of air sealing included. Homeowners are increasingly seeking energy efficiency audits to qualify for local utility rebates, a service that the top providers have integrated into their offerings.

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 Lake Geneva regulations and climate

Frequently Asked Questions About Insulation in Lake Geneva

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

1What are the most important insulation upgrades for my Lake Geneva home given our local climate?

For our cold Wisconsin winters and humid summers, the most impactful upgrades are typically attic insulation and air sealing. We recommend achieving at least R-49 to R-60 in your attic with blown-in cellulose or fiberglass to prevent significant heat loss. Properly insulating and sealing basement rim joists and crawl spaces is also critical to combat drafts and moisture issues common in the Lake Geneva area.

2How does the timing of Lake Geneva's seasons affect when I should schedule insulation work?

The ideal times are late spring (May-June) and early fall (September-October). These periods offer mild temperatures, allowing for proper installation of materials like spray foam, and are typically before the busy winter preparation rush. Avoid deep winter installations when attic work can disturb your home's heat retention or peak summer when attics become dangerously hot for workers.

3Are there any local Wisconsin or Walworth County rebates or incentives for insulation improvements?

Yes, homeowners should first check with Focus on Energy, Wisconsin's statewide energy efficiency program, which often offers cash-back rebates for qualifying insulation upgrades. Additionally, it's wise to consult with your local insulation contractor, as they are usually up-to-date on the latest incentives from We Energies or other local utilities serving the Lake Geneva region.

4What should I look for when choosing a local insulation contractor in the Lake Geneva area?

Prioritize contractors who are familiar with the specific challenges of older homes common in the region, such as historic properties or seasonal lake houses. Ensure they are licensed, insured, and provide detailed, written estimates that include air sealing. A reputable local provider will also conduct a thorough assessment of your attic's ventilation to prevent future ice damming, a common issue on Wisconsin roofs.

5My energy bills are high, but I'm concerned about the upfront cost. Is insulating my home in Wisconsin worth the investment?

Absolutely. Given Lake Geneva's climate with heating degree days well above the national average, proper insulation offers one of the highest returns on investment for home improvements. The reduction in heating costs during our long winters and cooling costs in summer can lead to significant annual savings, often paying for the project within a few years while also increasing home comfort and resale value.