Contractor License Proof

Collins Plumbing

Licensed

Verified against CSLB on · View on CSLB

License details

License number
699595
Status
Active
Classifications
C-36 · Plumbing
Contractor bond
$25,000
Workers' comp
Exempt
License term on file
December 1, 1994 – April 30, 2028

Business

  • (510) 654 5793 (CSLB public record)
  • 4875 HARBORD DRIVE, Oakland, CA 94618Alameda County

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Frequently asked questions

Is Collins Plumbing licensed in California?

Yes. Collins Plumbing holds an active California state contractor license (CSLB #699595), verified against the CSLB public record on June 17, 2026.

What is Collins Plumbing's CSLB license number?

Collins Plumbing's California contractor license number is 699595. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=699595

What kind of work is Collins Plumbing licensed for?

Collins Plumbing is classified under Plumbing (C-36) by the CSLB.

How do I verify Collins Plumbing's license myself?

Look up license #699595 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=699595. 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.