Contractor License Proof

Wilhelm Thomas Frederic

Licensed

Verified against CSLB on · View on CSLB

License details

License number
604997
Status
Active
Classifications
B · General BuildingC-10 · ElectricalC-16 · Fire ProtectionC-36 · PlumbingC-42 · Sanitation SystemHAZ · Hazardous Substance Removal Certification
Contractor bond
$25,000
Workers' comp
Exempt
License term on file
October 17, 1990 – October 31, 2026

Business

  • (760) 718 9114 (CSLB public record)
  • 12679 PALM DRIVE, Desert Hot Springs, CA 92240Riverside County

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Frequently asked questions

Is Wilhelm Thomas Frederic licensed in California?

Yes. Wilhelm Thomas Frederic holds an active California state contractor license (CSLB #604997), verified against the CSLB public record on June 17, 2026.

What is Wilhelm Thomas Frederic's CSLB license number?

Wilhelm Thomas Frederic's California contractor license number is 604997. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=604997

What kind of work is Wilhelm Thomas Frederic licensed for?

Wilhelm Thomas Frederic is classified under General Building (B) by the CSLB.

How do I verify Wilhelm Thomas Frederic's license myself?

Look up license #604997 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=604997. 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.