The Best Insulation Contractors in Greenville, WI

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

#1

A.J. Harlow's Insulation & Roofing

4.8
(180 reviews)
Verified

A highly-rated, family-owned contractor with a strong focus on comprehensive insulation services and energy efficiency upgrades. They are known for their professional crews, detailed energy audits, and expertise in both new and retrofit insulation projects.

4915 N. Bluemound Drive, Appleton, WI 54913 (Serves Greenville)

Specialties & Features

Spray foam insulation
Attic insulation installation and upgrade
Energy efficiency audits

Business Information

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

HomeSealed Exteriors, LLC

4.7
(130 reviews)
Verified

This provider offers a full suite of insulation and air sealing services, emphasizing building performance and reducing energy bills. They are recognized for their knowledge of local building codes and available rebate programs.

4928 N. Bluemound Drive, Appleton, WI 54913 (Serves Greenville)

Specialties & Features

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

Business Information

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

Energy Services of Wisconsin (A Division of Winnebago Roofing & Siding)

4.6
(90 reviews)
Verified

A well-established company with deep roots in the Fox Valley, offering specialized insulation services alongside their exterior work. They are praised for their quality installation, professionalism, and expertise in basement and crawl space insulation.

703 S. Commercial Street, Neenah, WI 54956 (Serves Greenville)

Specialties & Features

Basement and crawl space insulation
Wall insulation services
Blown-in insulation

Business Information

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

Why These Are the Top Insulation Contractors in Greenville

** The insulation market in and around Greenville, Wisconsin, is characterized by a moderate level of competition, primarily from established contractors based in the larger Fox Cities area like Appleton and Neenah. These providers bring a high standard of quality and are well-versed in the specific climate challenges of Outagamie County, including cold winters and the need for effective vapor barriers. The market demand is driven by both new construction and homeowners seeking to improve energy efficiency in existing homes. Typical pricing is competitive but can vary significantly based on the project; blown-in attic insulation might range from $1,500 to $3,500 for an average home, while a full spray foam application can be a more substantial investment of $5,000 to $15,000+. Most top-tier contractors are licensed, insured, and knowledgeable about potential local utility rebates, contributing to a robust and professional service environment for Greenville residents.

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 Greenville regulations and climate

Frequently Asked Questions About Insulation in Greenville

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

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

For Greenville's climate, with its long, cold winters (average lows in the teens) and hot, humid summers, achieving a high R-value is critical. Blown-in cellulose or fiberglass is often the most effective and cost-efficient choice for attics, as it fills irregular spaces and can achieve the recommended R-49 to R-60 for our zone. Spray foam is a premium option for sealing air leaks at the roofline but is typically more expensive.

2How much does attic insulation typically cost for a home in Greenville, WI?

Costs vary based on material, home size, and existing conditions. For a standard 1,500 sq ft attic, adding blown-in insulation to reach R-49 typically ranges from $1,500 to $3,000. Regional material costs and Wisconsin's Focus on Energy program can influence final pricing, as rebates are often available for qualifying upgrades, effectively reducing your net cost.

3When is the best time of year to schedule insulation work in Greenville?

The ideal times are late spring (May-June) and early fall (September-October). These periods offer moderate temperatures, allowing for proper material installation and curing. Scheduling in these shoulder seasons also avoids the peak summer heat in the attic and the contractor backlog common just before winter, when homeowners are urgently trying to address drafts and high heating bills.

4Are there specific local building codes or regulations in Greenville I should know about before insulating?

Yes, insulation work must comply with Wisconsin's Uniform Dwelling Code (UDC), which adopts specific R-value requirements for our climate zone. Furthermore, if your home was built before 1980, it's crucial to have a professional check for vermiculite insulation, which may contain asbestos. Reputable Greenville contractors will pull the necessary Outagamie County permits and ensure compliance with all ventilation and fire-blocking requirements.

5How do I choose a reliable insulation contractor in the Greenville area?

Look for licensed, insured contractors with strong local references. Verify they are a participating contractor with Wisconsin's **Focus on Energy** program, as this ensures they are trained in current efficiency standards and can help you access rebates. Always get 2-3 detailed, written estimates that specify the material type, R-value to be achieved, and a scope of work that includes air sealing—a critical step for our climate.