Dumm Jeff
Verified against CSLB on · View on CSLB
License details
- License number
- 899090
- Status
- Active
- Classifications
- B · General BuildingC-10 · Electrical
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- June 22, 2007 – June 30, 2027
Business
- (916) 871 2459 (CSLB public record)
- 4415 RACE TRACK ROAD, Rocklin, CA 95677Placer County
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Frequently asked questions
Is Dumm Jeff licensed in California?
Yes. Dumm Jeff holds an active California state contractor license (CSLB #899090), verified against the CSLB public record on June 17, 2026.
What is Dumm Jeff's CSLB license number?
Dumm Jeff's California contractor license number is 899090. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=899090
What kind of work is Dumm Jeff licensed for?
Dumm Jeff is classified under General Building (B) by the CSLB.
How do I verify Dumm Jeff's license myself?
Look up license #899090 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=899090. 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.