California contractor license
KEYSTONE SECURITY INC
- C28 Lock And Security Equipment
KEYSTONE SECURITY INC is a C28 Lock And Security Equipment contractor in San Jose, Santa Clara County, licensed in California for 14 years (since 2012). As of Oct 22, 2026, state records list the license as suspended and a license bond is on file.
KEYSTONE SECURITY INCC28 Lock And Security Equipment · checked Oct 22, 2026
SuspendedLicense number#976006
Licensed sinceAug 22, 2012
Years licensed14 years
Expiration on recordAug 31, 2026
City and countySan Jose, Santa Clara County
License bondOn file
ProjectsNone on file
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Oct 22, 2026.