Contractor License Proof

Robert W Von Ahn Plumbing & Electrical Contractor

Licensed

Verified against CSLB on · View on CSLB

License details

License number
334286
Status
Active
Classifications
C-10 · ElectricalC-36 · Plumbing
Contractor bond
$25,000
Workers' comp
Covered
License term on file
April 19, 1977 – February 28, 2027

Business

  • (415) 847 1990 (CSLB public record)
  • 21 STEVEN DR, Petaluma, CA 94952Sonoma County

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Frequently asked questions

Is Robert W Von Ahn Plumbing & Electrical Contractor licensed in California?

Yes. Robert W Von Ahn Plumbing & Electrical Contractor holds an active California state contractor license (CSLB #334286), verified against the CSLB public record on August 4, 2026.

What is Robert W Von Ahn Plumbing & Electrical Contractor's CSLB license number?

Robert W Von Ahn Plumbing & Electrical Contractor's California contractor license number is 334286. 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 Robert W Von Ahn Plumbing & Electrical Contractor licensed for?

Robert W Von Ahn Plumbing & Electrical Contractor is classified under Electrical (C-10) and Plumbing (C-36) by the CSLB.

How do I verify Robert W Von Ahn Plumbing & Electrical Contractor's license myself?

Look up license #334286 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 August 4, 2026.

Verify it yourself: How to verify a California contractor license · Look up #334286 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.