Contractor License Proof

John Gullak

Licensed

Verified against CSLB on · View on CSLB

License details

License number
719431
Status
Active
Classifications
C-9 · Drywall
Contractor bond
$25,000
Workers' comp
Covered
License term on file
February 28, 1996 – February 29, 2028

Business

  • (707) 688 1021 (CSLB public record)
  • 37 WHITNEY COURT, Hayward, CA 94541Alameda County

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Frequently asked questions

Is John Gullak licensed in California?

Yes. John Gullak holds an active California state contractor license (CSLB #719431), verified against the CSLB public record on June 17, 2026.

What is John Gullak's CSLB license number?

John Gullak's California contractor license number is 719431. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=719431

What kind of work is John Gullak licensed for?

John Gullak is classified under Drywall (C-9) by the CSLB.

How do I verify John Gullak's license myself?

Look up license #719431 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=719431. 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.