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Electrical contractorThousand Oaks, CA

David Alexander Trephan

Licensed since 1999 · Sole Owner · No building permits on record yet

CSLB #766545 · ActiveWorkers' comp exempt — no employees reportedBonded $25,000
License classes
C-10 Electrical

License, bond & insurance

California Contractors State License Board
  • CSLB license#766545 · Active
  • Business typeSole Owner
  • Issued · expiresJul 28, 1999 · Jul 31, 2027
  • OfficeThousand Oaks, CA 91362
  • CSLB record updatedSep 9, 2026
  • Contractor bond$25,000 · since Sep 1, 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 David Alexander Trephan licensed?
CSLB license #766545 is active, issued Jul 28, 1999 and valid through Jul 31, 2027, with classes C-10.
Is David Alexander Trephan 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 (Sep 9, 2026).
Answers use only the facts on this pageIs this your business? Update listing