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

The California Contractors State License Board (CSLB) lists 2 Insulation & Acoustical (C-2) contractors in Sylmar, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

2 contractors

1. Insulation Services Of California LLC

   Sylmar, CA · CSLB #1124372 · as of June 27, 2026
   Active · clear
2. Marathon Insulation

   Sylmar, CA · CSLB #1094776 · as of June 27, 2026
   Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.