Contractor License Proof

Humboldt Mechanical Solutions

Licensed

Verified against CSLB on · View on CSLB

License details

License number
911478
Status
Active
Classifications
C-20 · Warm-Air Heating, Ventilating and Air-Conditioning
Contractor bond
$25,000
Workers' comp
Covered
License term on file
February 28, 2008 – February 29, 2028

Business

  • (707) 616 7420 (CSLB public record)
  • PO BOX 4708, Arcata, CA 955184708Humboldt County

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Frequently asked questions

Is Humboldt Mechanical Solutions licensed in California?

Yes. Humboldt Mechanical Solutions holds an active California state contractor license (CSLB #911478), verified against the CSLB public record on June 17, 2026.

What is Humboldt Mechanical Solutions's CSLB license number?

Humboldt Mechanical Solutions's California contractor license number is 911478. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=911478

What kind of work is Humboldt Mechanical Solutions licensed for?

Humboldt Mechanical Solutions is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20) by the CSLB.

How do I verify Humboldt Mechanical Solutions's license myself?

Look up license #911478 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=911478. This page reflects the CSLB public record as of June 17, 2026.

See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.