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

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

5 contractors

1. Apple Valley Insulation A Bdi Company INC

   Columbus, CA · CSLB #978408 · as of June 27, 2026
   Active · clear
2. Broken Drum Insulation Visalia INC

   Columbus, CA · CSLB #831088 · as of June 27, 2026
   Active · clear
3. Broken Drum Of Bakersfield INC

   Columbus, CA · CSLB #724539 · as of June 27, 2026
   Active · clear
4. Oj Specialty Contracting, LLC

   Columbus, CA · CSLB #1121154 · as of June 27, 2026
   Active · clear
5. Sierra Insulation Contractors Ii LLC

   Columbus, CA · CSLB #1011181 · 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.