Contractor License Proof

Class One Cleanrooms

Licensed

Verified against CSLB on · View on CSLB

License details

License number
465364
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
Covered
License term on file
November 13, 1984 – November 30, 2026

Business

  • (949) 589 9008 (CSLB public record)
  • 29722 AVENIDA DE LAS BANDERAS, Rancho Santa Margarita, CA 92688Orange County

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Frequently asked questions

Is Class One Cleanrooms licensed in California?

Yes. Class One Cleanrooms holds an active California state contractor license (CSLB #465364), verified against the CSLB public record on June 17, 2026.

What is Class One Cleanrooms's CSLB license number?

Class One Cleanrooms's California contractor license number is 465364. 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 Class One Cleanrooms licensed for?

Class One Cleanrooms is classified under General Building (B) by the CSLB.

How do I verify Class One Cleanrooms's license myself?

Look up license #465364 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 #465364 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.