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

The California Contractors State License Board (CSLB) lists 5 Insulation & Acoustical (C-2) contractors in Hollister, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

5 contractors

1. All About Insulation INC

   Hollister, CA · CSLB #1117122 · as of June 27, 2026
   Active · clear
2. Hollister Roofing INC

   Hollister, CA · CSLB #588775 · as of June 27, 2026
   Active · clear
3. Nor-cal Insulation INC

   Hollister, CA · CSLB #944403 · as of June 27, 2026
   Active · clear
4. R & R Acoustics

   Hollister, CA · CSLB #557454 · as of June 27, 2026
   Active · clear
5. United Insulation LLC

   Hollister, CA · CSLB #1063412 · 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.