🏠 Official Rankings
10 Best Roofers in Janesville, WI (October 2026)
We compared 10 roofers serving Janesville and Rock County, Wisconsin, and ranked the top providers by verified reviews, ratings, and local reputation — 729 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Basswood Roofing LLC. Updated for October 2026.
- Roofers ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 729
⭐ 4.9 · 227 reviews
2000 E Racine St Ste 130, Janesville, WI 53545
⭐ 4.9 · 136 reviews
2134 US-14, Janesville, WI 53545
⭐ 4.9 · 50 reviews
1352 Excalibur Dr, Janesville, WI 53546
⭐ 5.0 · 31 reviews
12 N Parker Dr, Janesville, WI 53545
⭐ 5.0 · 27 reviews
4021 Commercial Drive, Janesville, WI 53546
⭐ 5.0 · 22 reviews
1220 W Court St, Janesville, WI 53548
⭐ 4.9 · 28 reviews
20 E Milwaukee St number 105, Janesville, WI 53545
⭐ 4.7 · 34 reviews
1015 N Parker Dr, Janesville, WI 53545
Roofers listed here serve Janesville, Rock County, and nearby ZIP codes including 53545, 53546, 53547, 53548.