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

The California Contractors State License Board (CSLB) lists 17 Insulation & Acoustical (C-2) contractors in Riverside, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

17 contractors

1. Accurate Acoustics INC

   Riverside, CA · CSLB #756641 · as of June 27, 2026
   Active · clear
2. Acoustic Interior Solutions

   Riverside, CA · CSLB #1129495 · as of June 27, 2026
   Active · clear
3. Contractors Insul Material Services

   Riverside, CA · CSLB #1145266 · as of June 27, 2026
   Active · clear
4. Ecm Acoustic

   Riverside, CA · CSLB #1058212 · as of June 27, 2026
   Active · clear
5. Gta Drywall INC

   Riverside, CA · CSLB #958980 · as of June 27, 2026
   Active · clear
6. Hasco Heating Airconditioning Service Company INC

   Riverside, CA · CSLB #519360 · as of June 27, 2026
   Active · clear
7. Innovated Acoustics Corp

   Riverside, CA · CSLB #1058140 · as of June 27, 2026
   Active · clear
8. M A Acoustics

   Riverside, CA · CSLB #993758 · as of June 27, 2026
   Active · clear
9. MY Insulation Guy INC

   Riverside, CA · CSLB #1049977 · as of June 27, 2026
   Active · clear
10. Nas Acoustics INC

    Riverside, CA · CSLB #1143908 · as of June 27, 2026
    Active · clear
11. National Paving Company INC

    Riverside, CA · CSLB #583376 · as of June 27, 2026
    Active · clear
12. Next Level Insulation

    Riverside, CA · CSLB #1101777 · as of June 27, 2026
    Active · clear
13. Oc Insulation

    Riverside, CA · CSLB #1145033 · as of June 27, 2026
    Active · clear
14. Orkin Insulation Services

    Riverside, CA · CSLB #1124938 · as of June 27, 2026
    Active · clear
15. R & R Group INC

    Riverside, CA · CSLB #1071598 · as of June 27, 2026
    Active · clear
16. Wilson Acoustical Ceilings

    Riverside, CA · CSLB #699454 · as of June 27, 2026
    Active · clear
17. Your Insulation Specialist INC

    Riverside, CA · CSLB #1101740 · as of June 27, 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 June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.