Licensed Insulation & Acoustical (C-2) contractors in Rialto, CA

The California Contractors State License Board (CSLB) lists 2 Insulation & Acoustical (C-2) contractors in Rialto, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

2 contractors

1. Southern California Insulator

   Rialto, CA · CSLB #1061594 · as of October 6, 2026
   Active · clear
2. Thermo Shield Insulation

   Rialto, CA · CSLB #1145229 · 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.