Contractor License Proof

Royal Plumbing Service

Licensed

Verified against CSLB on · View on CSLB

License details

License number
609288
Status
Active
Classifications
C-36 · Plumbing
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
January 14, 1991 – February 29, 2028

Business

  • (650) 201 9994 (CSLB public record)
  • P O BOX 5681, South San Francisco, CA 940835681San Mateo County

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Frequently asked questions

Is Royal Plumbing Service licensed in California?

Yes. Royal Plumbing Service holds an active California state contractor license (CSLB #609288), verified against the CSLB public record on June 17, 2026.

What is Royal Plumbing Service's CSLB license number?

Royal Plumbing Service's California contractor license number is 609288. 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 Royal Plumbing Service licensed for?

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

How do I verify Royal Plumbing Service's license myself?

Look up license #609288 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 #609288 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.