Chung Yun Su
Verified against CSLB on · View on CSLB
License details
- License number
- 1120310
- Classifications
- License term on file
- May 3, 2024 – May 31, 2028
Business
- (714) 313 0909 (CSLB public record)
- 20375 PORTSIDE DR, Walnut, CA 91789Los Angeles County
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Frequently asked questions
Is Chung Yun Su licensed in California?
Yes. Chung Yun Su holds an active California state contractor license (CSLB #1120310), verified against the CSLB public record on June 17, 2026.
What is Chung Yun Su's CSLB license number?
Chung Yun Su's California contractor license number is 1120310. 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 Chung Yun Su licensed for?
Chung Yun Su is classified under General Engineering (A) by the CSLB.
How do I verify Chung Yun Su's license myself?
Look up license #1120310 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 #1120310 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.