The Best Insulation Contractors in Rochester, WI

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

#1

Energy Center of Wisconsin

4.8
(150 reviews)
Verified

A leading energy efficiency and insulation specialist serving Southeastern Wisconsin, including the Rochester area. They are highly regarded for comprehensive home performance audits that diagnose air leakage and insulation deficiencies, followed by expert installation of solutions like dense-pack cellulose and spray foam. Their whole-house approach ensures maximum energy savings.

1345 Cramer Dr, Mukwonago, WI 53149 (Serves Rochester, WI)

Specialties & Features

Energy efficiency audits
Blown-in insulation
Air sealing services

Business Information

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

Hometown Insulation

4.7
(80 reviews)
Verified

A well-established local contractor known for personalized service and expertise in both new construction and retrofit insulation projects. They offer a wide range of insulation types and are particularly skilled in tackling complex attic and wall insulation upgrades in existing homes.

Serves Southeastern Wisconsin, including Rochester, from their base in the region.

Specialties & Features

Attic insulation installation and upgrade
Wall insulation services
Insulation removal and replacement

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

A-1 Midwest Insulation Inc.

4.6
(100 reviews)
Verified

A family-owned and operated business with a strong reputation for quality workmanship and reliability. They specialize in various insulation methods, including spray foam and blown-in fiberglass or cellulose, for residential and commercial properties. They are known for their knowledge of local building codes and energy rebate programs.

W234 S3140 Les Paul Pkwy, Waukesha, WI 53188 (Serves Rochester, WI)

Specialties & Features

Spray foam insulation
Basement and crawl space insulation
Blown-in insulation installation

Business Information

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

Why These Are the Top Insulation Contractors in Rochester

The insulation market in Rochester, WI, and its surrounding areas is characterized by a mix of a few highly specialized local contractors and several larger regional companies that service the area. Due to Rochester's climate, with cold winters and warm summers, there is a consistent demand for energy efficiency upgrades. The competition is moderate, driving a focus on quality and customer service. Homeowners are increasingly aware of available rebates from Focus on Energy, Wisconsin's energy efficiency program, which many top contractors are certified to administer. Typical pricing varies significantly based on the project; a basic attic blown-in insulation job can range from $1,500 to $3,500, while a full home spray foam application or a comprehensive air sealing and insulation retrofit can cost $10,000 or more. The overall quality of service from the top-tier providers is high, with an emphasis on professional certifications, proper building science, and maximizing homeowner comfort and savings.

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 Rochester regulations and climate

Frequently Asked Questions About Insulation in Rochester

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

1What is the most cost-effective type of insulation for my Rochester home given our local climate?

For our Southeast Wisconsin climate with cold winters and humid summers, blown-in cellulose or fiberglass in attics and walls is often the most cost-effective choice for retrofits. Spray foam provides superior air sealing and higher R-value per inch, which is excellent for our temperature extremes, but comes at a higher upfront cost. The best choice depends on your home's specific air leakage and your long-term energy savings goals.

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

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is crucial for proper installation of materials like spray foam and for effective attic work. Scheduling during these shoulder seasons also helps you prepare your home for the intense heating demands of a Racine County winter and avoids the busy peak season for contractors.

3Are there any local rebates or incentives for insulation upgrades in Wisconsin?

Yes, Focus on Energy, Wisconsin's statewide energy efficiency program, offers cash-back rebates for adding insulation to attics, walls, and basements for eligible homeowners. Additionally, your local utility (like We Energies or Alliant Energy) may have specific incentives. It's crucial to work with a registered Focus on Energy trade ally contractor to ensure your project qualifies for these valuable savings.

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

Look for a licensed, insured contractor who is a registered Focus on Energy trade ally, as this ensures they meet specific standards. Ask for local references in Racine or Walworth counties and verify they perform a pre-installation energy assessment. A reputable provider will clearly explain Wisconsin's recommended R-values (e.g., R49-R60 for attics) and provide a detailed, written estimate that includes air sealing.

5My older Rochester home feels drafty. Will adding insulation alone solve my comfort issues?

Not entirely. In many historic homes in the area, air leakage through gaps, seams, and old windows is a major culprit. A comprehensive approach is key: effective air sealing must be performed *before* adding new insulation. This combination is critical to stop cold drafts in winter, reduce summer humidity infiltration, and ensure your new insulation performs as intended, maximizing your comfort and energy savings.