The Best Insulation Contractors in Berlin, WI

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

#1

Energy Services of Wisconsin

4.8
(150 reviews)
Verified

A leading energy efficiency and insulation specialist serving central Wisconsin, including the Berlin area. They are known for comprehensive home performance solutions, combining insulation with advanced air sealing for maximum energy savings. Their team is highly trained in building science principles.

1435 Midway Rd, Menasha, WI 54952 (Serves Berlin area)

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

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

A-Z Insulation & Home Performance

4.7
(120 reviews)
Verified

This provider offers a full suite of insulation services with a strong focus on customer education and satisfaction. They are well-regarded for their professionalism and knowledge of local utility rebates and building codes. They handle both new construction and retrofit projects.

Serves Green Lake, Waushara, and Fond du Lac Counties (including Berlin)

Specialties & Features

Attic insulation installation and upgrade
Blown-in insulation
Insulation removal and replacement

Business Information

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

Advanced Insulation LLC

4.6
(80 reviews)
Verified

A reliable and established contractor specializing in various insulation types for residential and commercial properties. They are praised for their detailed quotes, clean workmanship, and expertise in tackling difficult insulation challenges in older homes, which are common in the Berlin area.

W6256 Quality Dr, Greenville, WI 54942 (Serves Berlin area)

Specialties & Features

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

Business Information

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

Why These Are the Top Insulation Contractors in Berlin

The insulation market in Berlin, Wisconsin, is characterized by a demand for energy efficiency upgrades driven by the city's mix of historic homes and newer constructions, coupled with cold Wisconsin winters. The competition level is moderate; while there are few dedicated insulation companies within the city limits itself, several highly-rated regional contractors from surrounding hubs like Menasha, Greenville, and Oshkosh actively compete for and serve the Berlin area. This provides homeowners with quality options. Typical pricing is competitive with state averages, with blown-in attic insulation ranging from $1,500 - $3,500 and spray foam projects costing $4,500 - $8,500+ depending on scope. Homeowners are increasingly seeking services that bundle insulation with air sealing to qualify for local Focus on Energy rebates, a key factor influencing provider selection.

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 Berlin regulations and climate

Frequently Asked Questions About Insulation in Berlin

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

1What is the recommended R-value for attic insulation in Berlin, WI, and why is it so important for our climate?

For our Berlin climate, the U.S. Department of Energy recommends an attic insulation R-value of R49 to R60. This high level is critical due to our long, cold Wisconsin winters and humid summers, as it significantly slows heat transfer. Properly meeting this recommendation reduces heating costs dramatically, prevents ice dams on roofs, and improves year-round comfort by keeping warm air in during winter and hot attic air out during summer.

2When is the best time of year to schedule insulation installation in the Berlin area?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather which is optimal for installation and allows contractors to properly assess and ventilate your home. Scheduling during these shoulder seasons also ensures the work is completed before Berlin's harsh winter sets in, allowing you to capture energy savings during the coldest months.

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

Yes, Wisconsin homeowners have excellent opportunities. Focus on Energy, a statewide program, offers cash-back rebates for adding insulation to meet specified R-values. Additionally, Berlin residents served by Wisconsin Public Service (WPS) or Alliant Energy should check their utility's specific incentives. It's also wise to inquire about Berlin's local building permit requirements, as proper permits ensure work meets state energy codes and can be required for rebates.

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

Prioritize contractors who are licensed, insured, and have verifiable local experience with Berlin's older home stock and climate challenges. Ask for references from nearby projects and confirm they perform a thorough energy audit or assessment before quoting. A reputable provider will be knowledgeable about Wisconsin's building codes, proper vapor barriers for our humidity, and should offer detailed explanations of their recommended materials (like blown-in cellulose or fiberglass batts) and methods.

5My Berlin home has old, possibly vermiculite insulation in the attic. What should I do?

This is a common concern in older Wisconsin homes. You should not disturb it, as some vermiculite may contain asbestos. The first step is to contact a Wisconsin-certified asbestos inspector to test a sample. If it is the problematic type from the Libby, MT mine, you will need to hire a licensed asbestos abatement contractor for safe removal before any new insulation can be installed. This is a critical health and safety procedure.