Duane D Johnson
Verified against CSLB on · View on CSLB
License details
- License number
- 476927
- Status
- Active
- Classifications
- C-10 · Electrical
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- July 22, 1985 – July 31, 2027
Business
- (415) 382 9500 (CSLB public record)
- P O BOX 5487, Novato, CA 94948Marin County
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Frequently asked questions
Is Duane D Johnson licensed in California?
Yes. Duane D Johnson holds an active California state contractor license (CSLB #476927), verified against the CSLB public record on June 17, 2026.
What is Duane D Johnson's CSLB license number?
Duane D Johnson's California contractor license number is 476927. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=476927
What kind of work is Duane D Johnson licensed for?
Duane D Johnson is classified under Electrical (C-10) by the CSLB.
How do I verify Duane D Johnson's license myself?
Look up license #476927 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=476927. 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.