US Business Entity Search by State
Find the official business entity search for every US state Secretary of State.
Find your state’s business entity search (NASS) ↗SBA – Register your business ↗USPTO trade mark search ↗
Each US state keeps its own register, usually run by the Secretary of State. Choose your state on the NASS page to open its official search.
🔒 Free, no sign-up. Runs in your browser – your details stay on this device.
How to use it
Pick your state to open its official business entity search.
FAQ
Is there one national register?
No. Businesses register with each state, usually the Secretary of State.
Disclaimer: Estimates and templates only – not tax, legal or financial advice. Rules change; check the official sources below or ask a qualified adviser before relying on results.
Official sources
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