Contractor License Proof

Knowles Bobbie Plumbing

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1018989
Status
Active
Contractor bond
$25,000
Workers' comp
Covered
License term on file
October 4, 2016October 31, 2026

Business

  • (510) 307 6603 (CSLB public record)
  • 300 MCGRUE AVE, Vallejo, CA 94589Solano County

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Frequently asked questions

Is Knowles Bobbie Plumbing licensed in California?

Yes. Knowles Bobbie Plumbing holds an active California state contractor license (CSLB #1018989), verified against the CSLB public record on June 17, 2026.

What is Knowles Bobbie Plumbing's CSLB license number?

Knowles Bobbie Plumbing's California contractor license number is 1018989. 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 Knowles Bobbie Plumbing licensed for?

Knowles Bobbie Plumbing is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20), Plumbing (C-36), and Boiler, Hot-Water Heating and Steam Fitting (C-4) by the CSLB.

How do I verify Knowles Bobbie Plumbing's license myself?

Look up license #1018989 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 #1018989 on CSLB

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