About this site

The source

• State DOT prequalified contractor lists (Illinois, Florida), State Departments of Transportation (Illinois, Florida). File downloaded on October 12, 2026.

What this site is not

• Not any State Department of Transportation, and not affiliated with or endorsed by it.
• Not a ranking: lists are alphabetical.
• Not a directory of people: individuals and names without a company word are left out of this site.