Contractor License Proof

Calisign

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1028158
Status
Active
Classifications
C-45 · Sign
Contractor bond
$25,000
Workers' comp
Exempt
License term on file
June 22, 2017 – February 28, 2027

Business

  • (925) 420 7075 (CSLB public record)
  • 497 BERNAL AVE, Livermore, CA 94551Alameda County

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Frequently asked questions

Is Calisign licensed in California?

Yes. Calisign holds an active California state contractor license (CSLB #1028158), verified against the CSLB public record on June 17, 2026.

What is Calisign's CSLB license number?

Calisign's California contractor license number is 1028158. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1028158

What kind of work is Calisign licensed for?

Calisign is classified under Sign (C-45) by the CSLB.

How do I verify Calisign's license myself?

Look up license #1028158 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1028158. 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.