The Janesville Business Directory currently lists 11 construction company businesses in Janesville and the greater Rock County area. Each listing includes contact details, address, hours (where provided), and customer ratings so you can compare options before you call.

Many construction company businesses based in Janesville also serve customers across Rock County — including Janesville, Beloit, Milton, Edgerton, Evansville, and Orfordville. Check individual listing pages for service area details, or contact the business directly to confirm coverage.

Browse this directory and look for listings with a gold star rating and verified reviews. Claimed listings (marked with a "Claimed" badge) are actively managed by the business owner, which typically means the information is current. You can compare multiple construction company businesses side-by-side before reaching out.

Click any listing in this directory to open the full profile. You'll find the phone number, address, website link, and email address (when provided) directly on the page. Some listings also include a Google Maps link for directions.

Yes — adding a listing is free. Click "Add Your Business" from the navigation menu, create an account, and fill in your business details. Your construction company business will appear in this category and in Rock County-wide search results immediately after submission.

This directory covers construction company businesses across all of Rock County — not just Janesville. Use the city filter or visit the dedicated city pages (Beloit WI, Milton WI, Edgerton WI, Evansville WI, Orfordville WI) to find construction company businesses near you.