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Electrical contractorDiamond Bar, CA

Tsao Chyr-Shin Paul

Licensed since 1993 · Sole Owner · No building permits on record yet

CSLB #670052 · ActiveWorkers' comp exempt — no employees reportedBonded $25,000
License classes
C-10 Electrical

License, bond & insurance

California Contractors State License Board
  • CSLB license#670052 · Active
  • Business typeSole Owner
  • Issued · expiresApr 26, 1993 · Apr 30, 2027
  • OfficeDiamond Bar, CA 91765
  • CSLB record updatedJul 21, 2026
  • Contractor bond$25,000 · since Jul 16, 2026
  • Bond companyAtlantic Specialty Insurance Company
  • Workers' compensationExempt

License classes

C-10 Electrical
Always confirm a license on cslb.ca.gov before signingCheck another license

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Questions & answers

Is Tsao Chyr-Shin Paul licensed?
CSLB license #670052 is active, issued Apr 26, 1993 and valid through Apr 30, 2027, with classes C-10.
Is Tsao Chyr-Shin Paul insured and bonded?
CSLB lists a $25,000 contractor bond with Atlantic Specialty Insurance Company.

Sources

  1. Contractors State License Board — license, bond and workers' comp records (Jul 21, 2026).
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