Licensed General Engineering (A) contractors in Knightsen, CA

The California Contractors State License Board (CSLB) lists 3 General Engineering (A) contractors in Knightsen, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

3 contractors

1. All Pro Communications

   Knightsen, CA · CSLB #1057838 · as of October 6, 2026
   Active · clear
2. Delta Grinding Company INC

   Knightsen, CA · CSLB #736914 · as of October 6, 2026
   Active · clear
3. Kenneth Ferrante

   Knightsen, CA · CSLB #519304 · as of October 6, 2026
   Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of October 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.