Guides
Learn how to search, verify, and work with US business entity records. Written for developers and business professionals.
How to Look Up a Business in Any State
Learn how to search for business entity records in any US state. Compare Secretary of State websites with API-based lookup for verification, due diligence, and legal research.
How to Verify if a Business is Legitimate
Step-by-step guide to verifying whether a business is real, active, and in good standing using Secretary of State records, registered agent data, and filing status.
How to Find a Company's Registered Agent
Learn what a registered agent is, why they matter for service of process and legal compliance, and how to find registered agent information in state business records.
Business Entity Types Explained: LLC vs Corporation vs Partnership
Compare LLCs, corporations, partnerships, and other business entity types. Learn when each is used, their legal differences, and how they appear in state records.
How to Search Florida Business Records
Complete guide to searching Florida business entity records through Sunbiz and the Filed API. Find LLCs, corporations, and other entities registered with the Florida Division of Corporations.