The Best Roofing Contractors in Janesville, MN

Compare the highest-rated roofing professionals in Janesville, Minnesota. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Janesville Roofing & Construction

4.8
(112 reviews)
Verified

A locally-owned and operated full-service roofing contractor specializing in both residential and commercial projects. Known for expertise in storm damage restoration and insurance claim assistance. They handle everything from minor repairs to complete roof replacements using high-quality materials suited for Minnesota's harsh climate.

408 Main Street West, Janesville, MN 56048

Specialties & Features

Storm Damage Restoration
Insurance Claims
Asphalt Shingles
Residential Roof Replacement
Emergency Tarping

Business Information

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

Southern Minnesota Roofing Systems

4.7
(94 reviews)
Verified

Serving Janesville and the greater Waseca County area, this contractor is highly regarded for its work with various roofing materials, including premium metal and synthetic slate. They offer comprehensive roof inspections, maintenance programs, and are certified installers for several major manufacturers, providing strong warranty options.

205 Bridge Avenue, Janesville, MN 56048

Specialties & Features

Metal Roofing
Roof Inspections
Maintenance Programs
Tile & Slate
Commercial Roofing

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Triton Exteriors

4.6
(127 reviews)
Verified

Based in nearby Mankato, Triton Exteriors is a well-established provider that frequently services the Janesville community. They are a full-service exterior company with a dedicated, highly skilled roofing division. They excel in handling complex projects, emergency repairs after severe weather, and offer free, detailed estimates.

Service Area: Janesville, MN (Headquarters in Mankato, MN)

Specialties & Features

Emergency Roof Repair
Ice Dam Prevention
Attic Ventilation
Siding & Roofing Integration
Gutter Systems

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes

Why These Are the Top Roofing Contractors in Janesville

Janesville's roofing market is characterized by a need for durability and weather resistance due to the region's continental climate with cold, snowy winters and potential for severe spring and summer storms, including hail and high winds. This creates consistent demand for roof replacements, repairs related to ice dams, and storm damage restoration. Homeowners and businesses prioritize contractors with strong local experience, knowledge of Minnesota building codes, and expertise in navigating insurance claims for weather-related damage. The market is served by a mix of local Janesville-based specialists and reputable companies from larger nearby hubs like Mankato and Waseca.

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 Janesville regulations and climate

Frequently Asked Questions About Roofing in Janesville

Get answers to common questions about roofing services in Janesville, Minnesota.

1What is the typical cost range for a full roof replacement on a Janesville home, and what factors influence the price?

In Janesville, a full asphalt shingle roof replacement for an average-sized home typically ranges from $8,500 to $15,000. Key cost factors include the roof's size and pitch, the quality of materials chosen (like impact-resistant shingles for Minnesota hail), and the extent of underlying decking repair needed after our harsh winters. Local disposal fees and the contractor's insurance and licensing also affect the final quote.

2When is the best time of year to schedule a roof replacement in Janesville, considering Minnesota's climate?

The ideal window is late spring through early fall, typically May through September. This avoids the deep cold, snow, and ice of Minnesota winters, which can compromise installation quality and material flexibility. Summer offers reliable working conditions, but it's crucial to book early, as reputable local roofers' schedules fill up quickly for this prime season.

3Are there specific roofing materials or features recommended for Janesville's weather conditions?

Absolutely. Given southern Minnesota's susceptibility to severe storms, hail, and heavy snow, we strongly recommend Class 4 impact-resistant asphalt shingles. Proper attic ventilation is also critical to prevent ice dam formation along your eaves during freeze-thaw cycles. Many Janesville homeowners also opt for architectural shingles for their durability and enhanced wind resistance.

4How do I verify a roofing contractor is reputable and properly licensed for work in Janesville?

First, ensure they carry both general liability and worker's compensation insurance. Minnesota does not have a statewide roofing license, so verify they hold the required City of Janesville building contractor license. Always ask for local references in the Janesville or Waseca County area and check their standing with the Better Business Bureau to review past work and complaint history.

5My roof has ice dams every winter. Is this a sign I need a full replacement, or are there other solutions?

Not necessarily. Ice dams are a common Minnesota issue caused by heat loss melting snow, which refreezes at the colder eaves. Before opting for replacement, have a professional assess your attic insulation and ventilation, as upgrades here are often the solution. If your shingles are already aged or damaged from the ice dams, then a replacement with proper ventilation integrated is the best long-term fix.