Julio Castillo
Verified against CSLB on · View on CSLB
License details
- License number
- 1139347
- Status
- Active
- Classifications
- C-36 · Plumbing
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- June 24, 2025 – June 30, 2027
Business
- (510) 754 9416 (CSLB public record)
- 1299 VIA MANZANAS, San Lorenzo, CA 94580Alameda County
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Frequently asked questions
Is Julio Castillo licensed in California?
Yes. Julio Castillo holds an active California state contractor license (CSLB #1139347), verified against the CSLB public record on June 17, 2026.
What is Julio Castillo's CSLB license number?
Julio Castillo's California contractor license number is 1139347. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1139347
What kind of work is Julio Castillo licensed for?
Julio Castillo is classified under Plumbing (C-36) by the CSLB.
How do I verify Julio Castillo's license myself?
Look up license #1139347 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1139347. 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.