Contractor License Proof

C I W and Sons Plumbing

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1031018
Status
Active
Classifications
C-36 · Plumbing
Contractor bond
$25,000
Workers' comp
Covered
License term on file
September 14, 2017 – September 30, 2027

Business

  • (415) 829 2230 (CSLB public record)
  • 1501 PALOU AVE, San Francisco, CA 94124San Francisco County

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Frequently asked questions

Is C I W and Sons Plumbing licensed in California?

Yes. C I W and Sons Plumbing holds an active California state contractor license (CSLB #1031018), verified against the CSLB public record on June 17, 2026.

What is C I W and Sons Plumbing's CSLB license number?

C I W and Sons Plumbing's California contractor license number is 1031018. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.

What kind of work is C I W and Sons Plumbing licensed for?

C I W and Sons Plumbing is classified under Plumbing (C-36) by the CSLB.

How do I verify C I W and Sons Plumbing's license myself?

Look up license #1031018 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of June 17, 2026.

Verify it yourself: How to verify a California contractor license · Look up #1031018 on CSLB

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