California Contractor License Lookup
Search the Contractors State License Board (CSLB) database. Verify license status, classifications, bonds, and complaint history.
243,680
Total Licenses
232,157
Active
4,296
Cities Covered
2026-03-24
Last Updated
California Contractor Licensing
- Licensing Board
- Contractors State License Board (CSLB)
- Official Website
- cslb.ca.gov
- State-Level GC License Required?
- Yes
- Data Source
- bulk download
Browse by Metro Area
Los Angeles
Southern California
San Francisco Bay Area
Northern California
San Diego
Southern California
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Southern California
Orange County
Southern California
Sacramento
Central Valley
San Jose / Silicon Valley
Northern California
Redding / Northern California
Northern California
Fresno
Central Valley
Stockton / Modesto
Central Valley
Santa Barbara
Central Coast
Santa Rosa / Wine Country
Northern California
Bakersfield
Central Valley
Long Beach / South Bay
Southern California
How to Check if a Contractor is Licensed in California
- Enter the contractor's name, license number, or business name in the search box above.
- Review the results — check that the license status shows "Active".
- Verify the license classifications match the work you need done.
- Check the bond and workers' compensation status are current.
- Review any complaint or disciplinary history.
Why Verify California Contractor Licenses?
Hiring an unlicensed contractor in California can leave you unprotected if work is done poorly or someone is injured on your property. Licensed contractors carry surety bonds and workers' compensation insurance, giving you legal recourse if something goes wrong.
Read the full California contractor license verification guide →