Contractor License Proof

Costaglio Frank Painting

Licensed

Verified against CSLB on · View on CSLB

License details

License number
523126
Status
Active
Classifications
B · General BuildingC-33 · Painting and Decorating
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
January 23, 1988 – January 31, 2028

Business

  • (650) 348 1978 (CSLB public record)
  • 50 KAMMERER CT, Hillsborough, CA 94010San Mateo County

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Frequently asked questions

Is Costaglio Frank Painting licensed in California?

Yes. Costaglio Frank Painting holds an active California state contractor license (CSLB #523126), verified against the CSLB public record on June 17, 2026.

What is Costaglio Frank Painting's CSLB license number?

Costaglio Frank Painting's California contractor license number is 523126. 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 Costaglio Frank Painting licensed for?

Costaglio Frank Painting is classified under General Building (B) and Painting and Decorating (C-33) by the CSLB.

How do I verify Costaglio Frank Painting's license myself?

Look up license #523126 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 #523126 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.