Public Record · California Contractors

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

The California Contractors State License Board (CSLB) lists 6 Insulation & Acoustical (C-2) contractors in El Cajon, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of August 11, 2026.

6 contractors

  1. Bsc-nevell JV LLC
    El Cajon, CA · CSLB #1098599 · as of August 11, 2026
    Active · clear
  2. California Mechanical Insulation
    El Cajon, CA · CSLB #965569 · as of August 11, 2026
    Active · clear
  3. Earp Insulation
    El Cajon, CA · CSLB #916015 · as of August 11, 2026
    Active · clear
  4. J And M Interior Specialties INC
    El Cajon, CA · CSLB #572769 · as of August 11, 2026
    Active · clear
  5. Towne Drywall INC
    El Cajon, CA · CSLB #1020340 · as of August 11, 2026
    Active · clear
  6. Tri-county Insulation Company INC
    El Cajon, CA · CSLB #269753 · as of August 11, 2026
    Active · clear

See all Insulation & Acoustical (C-2) contractors in California →

Data sourced from the California Contractors State License Board (CSLB), current as of August 11, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.