Contractor License Proof

L M Hamm Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
171598
Status
Active
Classifications
B · General BuildingC-20 · Warm-Air Heating, Ventilating and Air-ConditioningC-36 · Plumbing
Contractor bond
$25,000
Workers' comp
Covered
License term on file
November 13, 1957 – October 31, 2027

Business

  • (626) 221 8984 (CSLB public record)
  • 425 SO CALIFORNIA STREET STE C, San Gabriel, CA 91776Los Angeles County

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Frequently asked questions

Is L M Hamm Inc licensed in California?

Yes. L M Hamm Inc holds an active California state contractor license (CSLB #171598), verified against the CSLB public record on August 4, 2026.

What is L M Hamm Inc's CSLB license number?

L M Hamm Inc's California contractor license number is 171598. 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 L M Hamm Inc licensed for?

L M Hamm Inc is classified under General Building (B), Warm-Air Heating, Ventilating and Air-Conditioning (C-20), and Plumbing (C-36) by the CSLB.

How do I verify L M Hamm Inc's license myself?

Look up license #171598 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 August 4, 2026.

Verify it yourself: How to verify a California contractor license · Look up #171598 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.