Contractor License Proof

Harrington Electrical Services

Licensed

Verified against CSLB on · View on CSLB

License details

License number
643582
Status
Active
Classifications
C-10 · Electrical
Contractor bond
$25,000
Workers' comp
Covered
License term on file
April 29, 1992 – April 30, 2028

Business

  • (415) 505 4434 (CSLB public record)
  • P O BOX 1307, San Bruno, CA 940667307San Mateo County

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Frequently asked questions

Is Harrington Electrical Services licensed in California?

Yes. Harrington Electrical Services holds an active California state contractor license (CSLB #643582), verified against the CSLB public record on June 17, 2026.

What is Harrington Electrical Services's CSLB license number?

Harrington Electrical Services's California contractor license number is 643582. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=643582

What kind of work is Harrington Electrical Services licensed for?

Harrington Electrical Services is classified under Electrical (C-10) by the CSLB.

How do I verify Harrington Electrical Services's license myself?

Look up license #643582 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=643582. This page reflects the CSLB public record as of June 17, 2026.

See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.