Contractor License Proof

Gruber Justin Plumbing

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1129054
Status
Active
Classifications
C-36 · Plumbing
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
November 13, 2024 – November 30, 2026

Business

  • (707) 655 6092 (CSLB public record)
  • 2406 IVY DRIVE, Oakland, CA 94602Alameda County

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Frequently asked questions

Is Gruber Justin Plumbing licensed in California?

Yes. Gruber Justin Plumbing holds an active California state contractor license (CSLB #1129054), verified against the CSLB public record on June 17, 2026.

What is Gruber Justin Plumbing's CSLB license number?

Gruber Justin Plumbing's California contractor license number is 1129054. 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 Gruber Justin Plumbing licensed for?

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

How do I verify Gruber Justin Plumbing's license myself?

Look up license #1129054 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 #1129054 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.