Lender Guides · SOS Lookup

Illinois Secretary of State Entity Search

How bridge lenders verify an LLC or corporation in Illinois — portal, steps, returned data, and the gotchas.

Methodology authored by Zach Wade, Wade Intel — operator-led lender tech methodology firm. State-specific procedures validated against production validation runs with working bridge lenders. · Last reviewed 2026-07-10

How do I look up an LLC or corporation in Illinois?

Use Illinois Secretary of State. Free, real-time results. Real-time processing.

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Step-by-step lookup

  1. Step 1. Go to the Illinois SOS LLC/Corporation search.
  2. Step 2. Select the entity type (LLC or Corporation) from the dropdown.
  3. Step 3. Enter the entity name and click Search.
  4. Step 4. Click the file number to view the detail page.
  5. Step 5. Check Status — ‘Active/Good Standing’ is the target.
  6. Step 6. Review annual report filings for compliance.

What data the Illinois Secretary of State returns

Illinois gotchas for lenders