Best Roofing Contractors in Janesville, WI

15 companies listed · 11 in Janesville · 2 open 24/7 · 8 open weekends · 12 rated 4.5+

Data verified October 20, 2026

Wisco Roofing and Windows

Wisco Roofing and Windows

5.0 19 reviews
“I want to give a huge “Thanks” to Wisco Roofing and Window's whole crew who worked so awesome and hard on my roof the last few days!!”
Free consultationLicensedSince 2023Locally owned
1507 Plainfield Ave
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ABC Seamless

ABC Seamless

5.0 28 reviews
“Such a delight to have these professionals do our siding project that the entire team works together with positive vibes (like they finish each other's sentences!”
Free estimatesServes Rock County, southeast Wisconsin, northern IllinoisSince 2010Financing
2627 US-51
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Distinct Exteriors & Roofer in Janesville

Distinct Exteriors & Roofer in Janesville

4.8 25 reviews
“He was very upfront and honest about the condition of our roof and didn't try to sell us on anything we didn't want, which was very refreshing.”
Free estimatesLicense #DC-051900370Financing availableSince 2019Serves Janesville, Rock County
1327 N Wright Rd #10
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Legan Construction & Remodeling

Legan Construction & Remodeling

4.2 3 reviews
“We have trusted Legan Construction with several projects - from repairing some flooring that had been damaged, to installing sliding vinyl windows on our screen porch, to purchase & installation of garage cabinets.”
Free estimatesInsuredFinancing availableSince 1989BBB AInsurance accepted
3912 Creekside Dr
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Advanced Construction

Advanced Construction

4.6 7 reviews
“They replaced my roof, soffits and gutter in a very reasonable amount of time and the product looks amazing.”
Free consultationBBB accreditedSince 2019Financing
1015 N Parker Dr
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DMR Exteriors

DMR Exteriors

5.0 10 reviews
“DMR Exteriors helped me with my roof replacement along with gutters from start to finish.”
Free consultationSince 2023
6811 W Thornapple Dr
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Listed for homeowners in and around Janesville, WI, these 15 companies take roofing work. What each one claims about tear-offs, materials and workmanship cover is taken from its own website; ratings and quoted lines come from public reviews.

Area overview: Janesville, WI

Of the 15 companies we list here, 11 are in Janesville itself and 4 come from Beloit (3, 10 mi). The companies on this page are rated from 4.0 to 5.0 across 435 reviews; 2 have 50 or more reviews and 12 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (94%), quality (85%) and responsiveness (83%). The topics that come up most in reviews of the companies on this page are "price", "communication" and "estimates". 2 are open around the clock; 7 are open on Saturdays and 5 on Sundays. The services the companies on this page list most often on their websites are gutters (2), roofing (2) and siding (2). 4 show a license on their websites; 1 lists staff certifications (GAF) and 5 have a BBB rating of A or A+. 8 have ten or more years of experience, the longest 37 years. 2 offer emergency call-outs; 4 offer financing or payment plans; 10 give free estimates; 1 is family- or locally-owned and 1 lists coupons or special offers. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.

Do roofers listed for Janesville quote at no charge?

Free estimates are stated by 10 of the 15 companies on this page. A free visit is normal for roof work, but it is a sales call as well as an inspection, so ask for the findings in writing with photos of what was seen up there. Get a second look before you commit to a full replacement.

Weather Seal Insulation and Roofing

Weather Seal Insulation and Roofing

5.0 8 reviews
“Weather Seal was very flexible with our other contractor schedules and still got the job done on time.”
Free consultationSince 2021
1220 W Court St
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Budget Home Improvement Inc.

Budget Home Improvement Inc.

4.3 6 reviews
“The process of new windows from order to install to clean up was stress free.”
Free estimatesInsuredSince 1977
3230 US-51
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Manthei Roofing Inc.

Manthei Roofing Inc.

4.0 1 review
“This is the best and one of the oldest in Janesville.”
BBB A+Since 2014
635 Russell Rd
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All Exteriors Plus

All Exteriors Plus

5.0 1 review
LicensedSince 2009
824 S Fremont St
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Total Exteriors LLC

Total Exteriors LLC

4.7 49 reviews
“My favorite thing though is they made sure all the nails were picked up in my yard so my dogs didn't hurt themselves.”
Responds within 24 hoursServes Beloit, Big Bend +36BBB A+Since 2016Financing
Beloit, WI · 10 mi from Janesville
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Aurum Contracting

Aurum Contracting

4.6 44 reviews
“They were courteous and never slowed until the work was completed and everything was cleaned.”
Free consultationLicensed & insured5-yr warrantyGAF-certifiedFinancing availableSince 2014
Beloit, WI · 10 mi from Janesville
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Above the Peak Construction LLC

Above the Peak Construction LLC

4.7 23 reviews
“Dave actually answered the phone (which is a rarity for contractors these days unfortunately), provided me a quick quote at a fair price, and performed the repairs in short order.”
Serves Beloit, WISince 2008
Beloit, WI · 10 mi from Janesville
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H&H Exteriors LLC

H&H Exteriors LLC

4.5 14 reviews
“The crew made sure to protect all the surrounding areas and did a great job at making sure they cleaned up all the mess.”
Free consultationSince 2012
4021 Commercial Drive
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Tabco Roofing & Siding

Tabco Roofing & Siding

5.0 2 reviews
“Tabco did such a great job with the flat roof I hired them to fix that I hired them to replace my entire roof.”
Open 24 hoursSince 1993
3 mi from Janesville
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HomeRoofing ContractorsWisconsinJanesville, WI

Why these companies made our list

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