Castillo Guillermo
Verified against CSLB on · View on CSLB
License details
- License number
- 964052
- Status
- Active
- Classifications
- B · General Building
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- August 2, 2011 – August 31, 2027
Business
- (818) 326 6486 (CSLB public record)
- 20201 ACRE STREET, Winnetka, CA 91306Los Angeles County
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Frequently asked questions
Is Castillo Guillermo licensed in California?
Yes. Castillo Guillermo holds an active California state contractor license (CSLB #964052), verified against the CSLB public record on June 17, 2026.
What is Castillo Guillermo's CSLB license number?
Castillo Guillermo's California contractor license number is 964052. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=964052
What kind of work is Castillo Guillermo licensed for?
Castillo Guillermo is classified under General Building (B) by the CSLB.
How do I verify Castillo Guillermo's license myself?
Look up license #964052 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=964052. 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.