Licensed Insulation & Acoustical (C-2) contractors in California

The California Contractors State License Board (CSLB) lists 696 California contractors classified C-2 (Insulation & Acoustical (C-2)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

Showing 241–300 of 696 contractors

1. Thomas Engel JR

   Roseville, CA · CSLB #743357 · as of October 6, 2026
   Active · clear
2. Enso Building Solutions INC DBA Enso Insulation

   Fullerton, CA · CSLB #1102528 · as of October 6, 2026
   Active · clear
3. Epic Insulation

   Vacaville, CA · CSLB #987822 · as of October 6, 2026
   Active · clear
4. Everguard Home Insulation INC

   Woodland Hills, CA · CSLB #224328 · as of October 6, 2026
   Active · clear
5. Evolve Acoustics INC

   Agoura Hills, CA · CSLB #1162266 · as of October 6, 2026
   Active · clear
6. Excel Acoustics INC

   Corona, CA · CSLB #724511 · as of October 6, 2026
   Active · clear
7. Express Insulation INC

   Fresno, CA · CSLB #1005178 · as of October 6, 2026
   Active · clear
8. Family Air Conditioning INC

   Simi Valley, CA · CSLB #292613 · as of October 6, 2026
   Active · clear
9. Fibers Insulation

   Moreno Valley, CA · CSLB #1144311 · as of October 6, 2026
   Active · clear
10. Finest City Acoustics INC

    San Diego, CA · CSLB #882817 · as of October 6, 2026
    Active · clear
11. Finley Acoustical Ceilings

    Mission Viejo, CA · CSLB #367671 · as of October 6, 2026
    Active · clear
12. Firestop Insulation & Acoustical Specialties

    Santa Clara, CA · CSLB #1081664 · as of October 6, 2026
    Active · clear
13. Floor To Ceilings

    Concord, CA · CSLB #352139 · as of October 6, 2026
    Active · clear
14. F & M Foam And Coating

    San Bernardino, CA · CSLB #913172 · as of October 6, 2026
    Active · clear
15. Foam King

    Grass Valley, CA · CSLB #1027544 · as of October 6, 2026
    Active · clear
16. Fowlers Quality Roofing

    Ione, CA · CSLB #740226 · as of October 6, 2026
    Active · clear
17. Frane Ceiling Services

    Poway, CA · CSLB #674034 · as of October 6, 2026
    Active · clear
18. Builder Services Group INC DBA Gale Contractor Services

    Daytona Beach, CA · CSLB #709417 · as of October 6, 2026
    Active · clear
19. Garcia's Precision Acoustics INC

    San Marcos, CA · CSLB #605515 · as of October 6, 2026
    Active · clear
20. Gard Acoustic INC

    Villa Park, CA · CSLB #486468 · as of October 6, 2026
    Active · clear
21. Garner Acoustics

    La Habra, CA · CSLB #586007 · as of October 6, 2026
    Active · clear
22. Gaxiola Insulation Services

    Garden Grove, CA · CSLB #1064707 · as of October 6, 2026
    Active · clear
23. Gbi Insulation INC

    Pocatello, CA · CSLB #862702 · as of October 6, 2026
    Active · clear
24. G C Acoustics INC

    Capistrano Beach, CA · CSLB #623801 · as of October 6, 2026
    Active · clear
25. GC Custom Wallcoverings INC

    Ventura, CA · CSLB #1052301 · as of October 6, 2026
    Active · clear
26. Genesis Acoustics INC

    Fresno, CA · CSLB #627889 · as of October 6, 2026
    Active · clear
27. Giampolini & CO

    Emeryville, CA · CSLB #322282 · as of October 6, 2026
    Active · clear
28. Gibson Heating And Air Conditioning

    Redding, CA · CSLB #385291 · as of October 6, 2026
    Active · clear
29. Gilmore Company

    San Rafael, CA · CSLB #941806 · as of October 6, 2026
    Active · clear
30. E B Gilmore & Sons Mechanical Services INC

    San Francisco, CA · CSLB #740278 · as of October 6, 2026
    Active · clear
31. Godinez Insulation INC

    Salinas, CA · CSLB #1126322 · as of October 6, 2026
    Active · clear
32. Go Green Insulation

    Verdi, CA · CSLB #940286 · as of October 6, 2026
    Active · clear
33. Gold Coast Insulation INC

    Lompoc, CA · CSLB #1128613 · as of October 6, 2026
    Active · clear
34. Gold Country Roofing

    Grass Valley, CA · CSLB #453905 · as of October 6, 2026
    Active · clear
35. Golden Bay Insulation INC

    Menlo Park, CA · CSLB #967498 · as of October 6, 2026
    Active · clear
36. Golden Bear Acoustics

    Vacaville, CA · CSLB #717764 · as of October 6, 2026
    Active · clear
37. Golden Gate Fence

    Concord, CA · CSLB #991038 · as of October 6, 2026
    Active · clear
38. Golden State Insulation

    San Lorenzo, CA · CSLB #1016833 · as of October 6, 2026
    Active · clear
39. Gonzalez Insulation Corp

    Moreno Valley, CA · CSLB #888344 · as of October 6, 2026
    Active · clear
40. Good-start Insulation

    Hemet, CA · CSLB #1118359 · as of October 6, 2026
    Active · clear
41. Gore Acoustics & Drywall Systems INC

    Reno, CA · CSLB #947044 · as of October 6, 2026
    Active · clear
42. Joseph Grable Insulation

    Yucaipa, CA · CSLB #1095238 · as of October 6, 2026
    Active · clear
43. Grani Installation INC

    Huntington Beach, CA · CSLB #307767 · as of October 6, 2026
    Active · clear
44. Great Western Drywall

    San Diego, CA · CSLB #569654 · as of October 6, 2026
    Active · clear
45. Greenlight Insulation

    Winters, CA · CSLB #966994 · as of October 6, 2026
    Active · clear
46. Green Mountain Insulation Construction

    Fairfield, CA · CSLB #1114923 · as of October 6, 2026
    Active · clear
47. Greenshield INC

    Santa Clara, CA · CSLB #981761 · as of October 6, 2026
    Active · open complaint
48. Greiner Heating Air And Electric INC

    Dixon, CA · CSLB #365955 · as of October 6, 2026
    Active · clear
49. Daryl Griffis Acoustics INC

    San Diego, CA · CSLB #402601 · as of October 6, 2026
    Active · clear
50. Grizzly Ceiling Systems INC

    Los Gatos, CA · CSLB #786800 · as of October 6, 2026
    Active · clear
51. G & S Acoustics INC

    Simi Valley, CA · CSLB #381678 · as of October 6, 2026
    Active · clear
52. Gta Drywall INC

    Riverside, CA · CSLB #958980 · as of October 6, 2026
    Active · clear
53. Guardian Firestop And Insulation LLC

    Livermore, CA · CSLB #1125232 · as of October 6, 2026
    Active · clear
54. Guardian Spray Foam INC

    Galt, CA · CSLB #958155 · as of October 6, 2026
    Active · open complaint
55. Guidry T I Acoustics INC

    Campbell, CA · CSLB #507877 · as of October 6, 2026
    Active · clear
56. Hamilton Ceiling Systems INC

    San Bernardino, CA · CSLB #787546 · as of October 6, 2026
    Active · clear
57. Hammond Drywall Construction

    Diamond Bar, CA · CSLB #956694 · as of October 6, 2026
    Active · clear
58. Hanes Floor Incorporated

    Redding, CA · CSLB #232505 · as of October 6, 2026
    Active · clear
59. J W Hanson Heating And Air

    Santa Rosa, CA · CSLB #858773 · as of October 6, 2026
    Active · clear
60. Hasco Heating Airconditioning Service Company INC

    Riverside, CA · CSLB #519360 · as of October 6, 2026
    Active · clear

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.