How to Apply for an IL Business Entity

Illinois corporation search by Find-a-Company

The Secretary of State is the official in charge of keeping track of every Business Entity in Illinois. Registration information about a Business Entity in Illinois can be found by searching the Illinois Secretary of State. When starting a Business Entity in Illinois, it needs to be registered with the Illinois Secretary of State.

Dissolution is also handled by the Secretary of State.


Go over to the Illinois Secretary of State to start your search.

After finding the Business Entity you're searching for, info about it is given. This usually includes:

  • Official Name of Business Entity
  • State Number
  • Official Status
  • Mailing Address
  • Agent of Service
  • Agent Contact Address
  • Telephone Contact

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