Wisconsin Secretary of State - Business Entity Search
https://businesssearch.org/secretary-of-state/wisconsin/
WEBWisconsin Business Search Step 1. Information for the Wisconsin corporation search is available at the official website of the Wisconsin Secretary of State. The business entities you can search for include Partnerships, Limited Liability Company, Corporation, and Doing Business As (DBA).
DA: 10 PA: 25 MOZ Rank: 67