Contractor License Proof

De Lorenzo's Guaranteed Roofing

Licensed

Verified against CSLB on · View on CSLB

License details

License number
660528
Status
Active
Classifications
C-39 · Roofing
Contractor bond
$25,000
Workers' comp
Covered
License term on file
December 8, 1992 – December 31, 2026

Business

  • (323) 216 1616 (CSLB public record)
  • 1048 NEWHILL ST, Glendora, CA 91741Los Angeles County

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Frequently asked questions

Is De Lorenzo's Guaranteed Roofing licensed in California?

Yes. De Lorenzo's Guaranteed Roofing holds an active California state contractor license (CSLB #660528), verified against the CSLB public record on June 17, 2026.

What is De Lorenzo's Guaranteed Roofing's CSLB license number?

De Lorenzo's Guaranteed Roofing's California contractor license number is 660528. 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 De Lorenzo's Guaranteed Roofing licensed for?

De Lorenzo's Guaranteed Roofing is classified under Roofing (C-39) by the CSLB.

How do I verify De Lorenzo's Guaranteed Roofing's license myself?

Look up license #660528 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 #660528 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.