Giang Vu Si
Verified against CSLB on · View on CSLB
License details
- License number
- 969551
- Classifications
- License term on file
- January 26, 2012 – January 31, 2028
Business
- (408) 582 3606 (CSLB public record)
- 662 OLDHAM WAY, San Jose, CA 95111Santa Clara County
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What to check next
Frequently asked questions
Is Giang Vu Si licensed in California?
Yes. Giang Vu Si holds an active California state contractor license (CSLB #969551), verified against the CSLB public record on June 17, 2026.
What is Giang Vu Si's CSLB license number?
Giang Vu Si's California contractor license number is 969551. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.
What kind of work is Giang Vu Si licensed for?
Giang Vu Si is classified under Sign (C-45) by the CSLB.
How do I verify Giang Vu Si's license myself?
Look up license #969551 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of June 17, 2026.
Verify it yourself: How to verify a California contractor license · Look up #969551 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.