California
Bureau of Security and Investigative Services
LAU MARK KA SIN
Security Guard
License number
1687451
Date granted
06/26/2010
Date expires
06/30/2016
Class
Security Guard
Status
Clear
Address
SAN FRANCISCO
securitycalifornia.org
ID 30596620
LAST UPDATED 2026-04-13 00:48:50 UTC
LAST UPDATED 2026-04-13 00:48:50 UTC
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