Licensed Low Voltage Systems (C-7) contractors in Signal Hill, CA

The California Contractors State License Board (CSLB) lists 3 Low Voltage Systems (C-7) contractors in Signal Hill, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 7, 2026.

3 contractors

1. C & H Custom Security Systems INC

   Signal Hill, CA · CSLB #629044 · as of October 7, 2026
   Active · clear
2. L A King CO

   Signal Hill, CA · CSLB #701204 · as of October 7, 2026
   Active · clear
3. Transcom Telecommunications

   Signal Hill, CA · CSLB #847262 · as of October 7, 2026
   Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of October 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.