Contractor License Proof

National Construction

Licensed

Verified against CSLB on · View on CSLB

License details

License number
423142
Licensed to
Zaharoni Industries Inc
Status
Active
Classifications
B · General BuildingC-10 · ElectricalC-20 · Warm-Air Heating, Ventilating and Air-ConditioningC-36 · PlumbingC-38 · Refrigeration
Contractor bond
$25,000
Workers' comp
Covered
License term on file
May 6, 1982 – January 31, 2028

Business

  • (310) 297 9722 (CSLB public record)
  • 5400 ROSECRANS AVENUE, Hawthorne, CA 90250Los Angeles County

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What to check next

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Frequently asked questions

Is National Construction licensed in California?

Yes. National Construction holds an active California state contractor license (CSLB #423142), verified against the CSLB public record on September 28, 2026.

What is National Construction's CSLB license number?

National Construction's California contractor license number is 423142. 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 National Construction licensed for?

National Construction is classified under General Building (B), Electrical (C-10), Warm-Air Heating, Ventilating and Air-Conditioning (C-20), Plumbing (C-36), and Refrigeration (C-38) by the CSLB.

How do I verify National Construction's license myself?

Look up license #423142 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 September 28, 2026.

Verify it yourself: How to verify a California contractor license · Look up #423142 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.