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

The California Contractors State License Board (CSLB) lists 18 Insulation & Acoustical (C-2) contractors in Riverside, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

18 contractors

1. Accurate Acoustics INC

   Riverside, CA · CSLB #756641 · as of October 6, 2026
   Active · clear
2. Contractors Insul Material Services

   Riverside, CA · CSLB #1145266 · as of October 6, 2026
   Active · clear
3. Ecm Acoustic

   Riverside, CA · CSLB #1058212 · as of October 6, 2026
   Active · clear
4. Gta Drywall INC

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

   Riverside, CA · CSLB #519360 · as of October 6, 2026
   Active · clear
6. Innovated Acoustics Corp

   Riverside, CA · CSLB #1058140 · as of October 6, 2026
   Active · clear
7. M A Acoustics

   Riverside, CA · CSLB #993758 · as of October 6, 2026
   Active · clear
8. MY Insulation Guy INC

   Riverside, CA · CSLB #1049977 · as of October 6, 2026
   Active · clear
9. Nas Acoustics INC

   Riverside, CA · CSLB #1143908 · as of October 6, 2026
   Active · clear
10. National Paving Company INC

    Riverside, CA · CSLB #583376 · as of October 6, 2026
    Active · clear
11. Next Level Insulation

    Riverside, CA · CSLB #1101777 · as of October 6, 2026
    Active · clear
12. Oc Insulation

    Riverside, CA · CSLB #1145033 · as of October 6, 2026
    Active · clear
13. Orkin Insulation Services

    Riverside, CA · CSLB #1124938 · as of October 6, 2026
    Active · clear
14. R & R Group INC

    Riverside, CA · CSLB #1071598 · as of October 6, 2026
    Active · clear
15. Skynet Acoustics

    Riverside, CA · CSLB #1081195 · as of October 6, 2026
    Active · clear
16. Wilson Acoustical Ceilings

    Riverside, CA · CSLB #699454 · as of October 6, 2026
    Active · clear
17. Your Insulation Specialist INC

    Riverside, CA · CSLB #1101740 · as of October 6, 2026
    Active · clear
18. Acoustic Interior Solutions

    Riverside, CA · CSLB #1129495 · as of October 6, 2026
    Suspended · workers' comp

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

Data sourced from the California Contractors State License Board (CSLB), current as of October 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.