Visit the Illinois Secretary of State’s Business Services portal:
https://apps.ilsos.gov/businessentityannual/
Search for your business using its file number or name.
Review and confirm your current business details.
Make any necessary updates (address, management, agent, etc.).
Submit the form online with the applicable filing fee ($75 for LLCs; $75–$100 for corporations).
Save and store your confirmation for company records.
Illinois SOS – Annual Report Filing:
https://apps.ilsos.gov/businessentityannual/Business Services
Division:
https://www.ilsos.gov/departments/business_services
Business Entity Search:
https://apps.ilsos.gov/businessentitysearch
