California contractor license
DEFENTEC SECURITY
- C10 Electrical
- C-7 Low Voltage Systems
DEFENTEC SECURITY is a C10 Electrical and C-7 Low Voltage Systems contractor in San Ramon, Contra Costa County, licensed in California for 37 years (since 1988). As of Apr 6, 2026, the license is active with an expiration date of Apr 30, 2028 on record and a license bond is on file.
DEFENTEC SECURITYC10 Electrical · C-7 Low Voltage Systems · checked Apr 6, 2026
ActiveLicense number#547780
Licensed sinceNov 14, 1988
Years licensed37 years
Expiration on recordApr 30, 2028
City and countySan Ramon, Contra Costa 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 Apr 6, 2026.