Contractor License Proof

Heatwave Systems

Licensed

Verified against CSLB on · View on CSLB

License details

License number
857673
Status
Active
Classifications
C-36 · PlumbingC-4 · Boiler, Hot-Water Heating and Steam Fitting
Contractor bond
$25,000
Workers' comp
Covered
License term on file
April 19, 2005 – April 30, 2027

Business

  • (707) 939 8482 (CSLB public record)
  • P O BOX 1747, Sonoma, CA 95476Sonoma County

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Frequently asked questions

Is Heatwave Systems licensed in California?

Yes. Heatwave Systems holds an active California state contractor license (CSLB #857673), verified against the CSLB public record on June 17, 2026.

What is Heatwave Systems's CSLB license number?

Heatwave Systems's California contractor license number is 857673. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=857673

What kind of work is Heatwave Systems licensed for?

Heatwave Systems is classified under Plumbing (C-36) by the CSLB.

How do I verify Heatwave Systems's license myself?

Look up license #857673 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=857673. 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.