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Contractor license lookup

Verify a contractor license, in any state

Pick a state to learn how to look up and verify a contractor license — status, expiration, and disciplinary history — by hand on the state board or through one normalized API that covers all 50 states plus DC.

AlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareDistrict of ColumbiaFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusettsMichiganMinnesotaMississippiMissouriMontanaNebraskaNevadaNew HampshireNew JerseyNew MexicoNew YorkNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginiaWashingtonWest VirginiaWisconsinWyoming

City-level licensing

Some trades are licensed by the city, not the state board. We cover these municipal licensing boards under the same normalized schema:

Atlanta, GAChicago, ILDallas, TXDetroit, MILas Vegas, NVNashville, TNNew York City, NYPhiladelphia, PA

One API for every state

Stop maintaining 51 different portal scrapers. Every new API key includes 50 free verifications, plus hosted MCP access for AI agents.

Start free → Read the API docs →