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California · CSLB high-impact counties
Search CSLB licenses by number or business name from official public list extracts for high-impact counties. Always confirm on Instant License Check.
California statewide CSLB licensing
California licenses contractors statewide through the CSLB. Our current dataset prioritizes top high-impact counties from official CSLB public list extracts — not a complete statewide dump of every county file. Always confirm live status on CSLB Instant License Check.
Common classes: B — General Building · C-10 — Electrical · C-36 — Plumbing · C-39 — Roofing · C-20 — HVAC · A — General Engineering.
Included now
California statewide CSLB licensing (this extract prioritizes top high-impact counties) · License number, business name, CLEAR status, primary + multi-class codes · City / county / ZIP and phone when present · Bond and workers’ comp fields as published in the list extract
Not fully covered yet
Complete statewide file for every California county (smaller counties may still be missing) · Personnel / qualifier roster depth beyond the public list columns · Live bond / COI / workers’ comp certificate verification · Discipline / enforcement history (not in these list files) · Florida-depth planning, studios, or passport journey
What kind of work?
CSLB public list extract for high-impact counties. Confirm on Instant License Check. Missing ≠ unlicensed.
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Try again in a moment, or see where we cover. Florida Verify is a separate path when your project is in Florida. (Technical: search took too long — try a more specific name or license number)