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

The California Contractors State License Board (CSLB) lists 691 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 June 27, 2026.

Showing 61–120 of 691 contractors

Anthon Incorporated
Livermore, CA · CSLB #952663 · as of June 27, 2026
Active · clear
A & O Insulation INC
National City, CA · CSLB #1082870 · as of June 27, 2026
Active · clear
A & P Drywall INC
Escondido, CA · CSLB #733780 · as of June 27, 2026
Active · clear
Domingo Chavez Apodaca
San Bernardino, CA · CSLB #1073438 · as of June 27, 2026
Active · clear
Apple Valley Insulation A Bdi Company INC
Columbus, CA · CSLB #978408 · as of June 27, 2026
Active · clear
Armor Roofing
Modesto, CA · CSLB #759855 · as of June 27, 2026
Active · clear
Arr'e Insulation Services
San Leandro, CA · CSLB #1135868 · as of June 27, 2026
Active · clear
Arrow Acoustics INC
Hayward, CA · CSLB #260647 · as of June 27, 2026
Active · clear
Ati Drywall INC
Nipomo, CA · CSLB #937206 · as of June 27, 2026
Active · clear
Atlantis Interiors
Sausalito, CA · CSLB #618201 · as of June 27, 2026
Active · clear
Atticali Ecoshield
Milpitas, CA · CSLB #1149346 · as of June 27, 2026
Active · clear
Attical INC
Fremont, CA · CSLB #1126472 · as of June 27, 2026
Active · clear
Attic Cats INC
Winnetka, CA · CSLB #1117987 · as of June 27, 2026
Active · clear
Atticelite Insulation Solutions
Los Gatos, CA · CSLB #1064834 · as of June 27, 2026
Active · clear
Uh Services Corporation DBA Attic Green
Concord, CA · CSLB #1105374 · as of June 27, 2026
Active · clear
Atticman Heating & Air Conditioning Insulation INC
Sacramento, CA · CSLB #1046762 · as of June 27, 2026
Active · clear
Attic Repair Guys INC
Manteca, CA · CSLB #1155370 · as of June 27, 2026
Active · clear
Attic Solutions Of California LLC
San Leandro, CA · CSLB #1146271 · as of June 27, 2026
Active · clear
Attic Value
West Hills, CA · CSLB #1136787 · as of June 27, 2026
Active · clear
Avalon Enclosure Solutions INC
La Verne, CA · CSLB #1133558 · as of June 27, 2026
Active · clear
Awac INC
Rancho Cordova, CA · CSLB #1011744 · as of June 27, 2026
Active · clear
Badger Heating & Cooling INC
Morgan Hill, CA · CSLB #1121373 · as of June 27, 2026
Active · clear
Baf Specialty INC
San Francisco, CA · CSLB #765120 · as of June 27, 2026
Active · clear
Pat Baird Acoustics INC
Rocklin, CA · CSLB #731213 · as of June 27, 2026
Active · clear
Banker Insulation
Ankeny, CA · CSLB #1155499 · as of June 27, 2026
Active · clear
Barre Insulation INC
Spring Valley, CA · CSLB #1054149 · as of June 27, 2026
Active · clear
Barry Alan Bye DBA Barrys Drywall
Lake Isabella, CA · CSLB #774936 · as of June 27, 2026
Active · clear
Bay Area Acoustics
Campbell, CA · CSLB #1013637 · as of June 27, 2026
Active · clear
Bay Area Insulation Services
Redwood City, CA · CSLB #1032509 · as of June 27, 2026
Active · clear
Bay Area Insulation Services INC
San Jose, CA · CSLB #1053575 · as of June 27, 2026
Active · clear
The Bay Area Insulation
San Mateo, CA · CSLB #1130303 · as of June 27, 2026
Active · clear
Bay Area Mechanical Insulation
Santa Clara, CA · CSLB #1013206 · as of June 27, 2026
Active · clear
Bay City INC
Murphys, CA · CSLB #772631 · as of June 27, 2026
Active · clear
Bay Weatherization & Insulation
San Jose, CA · CSLB #777747 · as of June 27, 2026
Active · clear
Bay West Insulation INC
Lathrop, CA · CSLB #1043333 · as of June 27, 2026
Active · clear
B & B Interiors Drywall & Metal Framing
Madera, CA · CSLB #842784 · as of June 27, 2026
Active · clear
B D Insulation CO
Santa Rosa, CA · CSLB #1036749 · as of June 27, 2026
Active · clear
Bear Fireproofing
Alviso, CA · CSLB #1007722 · as of June 27, 2026
Active · clear
Bear Scaffold And Services
Alviso, CA · CSLB #973311 · as of June 27, 2026
Active · clear
Bedud Insulation INC
Woodland Hills, CA · CSLB #1154806 · as of June 27, 2026
Active · clear
Bell Roof CO
Colton, CA · CSLB #119946 · as of June 27, 2026
Active · clear
Belmont Insulation
Long Beach, CA · CSLB #1144475 · as of June 27, 2026
Active · clear
Beltran Acoustics
Turlock, CA · CSLB #1122583 · as of June 27, 2026
Active · clear
Bernardino Roofing LLC
Citrus Heights, CA · CSLB #817945 · as of June 27, 2026
Active · clear
Black Ridge Insulation INC
Anaheim, CA · CSLB #1141996 · as of June 27, 2026
Active · clear
BL Attic Professional INC
Santee, CA · CSLB #1082717 · as of June 27, 2026
Active · clear
Blue Phoenix Contracting LLC
Livermore, CA · CSLB #1113076 · as of June 27, 2026
Active · clear
Bob Jahn's Roofing INC
Roseville, CA · CSLB #400569 · as of June 27, 2026
Active · clear
Boster Roofing
Anderson, CA · CSLB #803387 · as of June 27, 2026
Active · clear
B R Acoustical INC
Sacramento, CA · CSLB #817340 · as of June 27, 2026
Active · clear
Bradley Commercial Interiors LLC
Porterville, CA · CSLB #1146945 · as of June 27, 2026
Active · clear
Donald E Webster INC DBA Broken Drum Insulation
Northridge, CA · CSLB #299559 · as of June 27, 2026
Active · clear
Broken Drum Insulation Visalia INC
Columbus, CA · CSLB #831088 · as of June 27, 2026
Active · clear
Broken Drum Of Bakersfield INC
Columbus, CA · CSLB #724539 · as of June 27, 2026
Active · clear
Brother's Acoustics INC
Sacramento, CA · CSLB #1055030 · as of June 27, 2026
Active · clear
Keith Brown Drywall INC
Wheatland, CA · CSLB #616543 · as of June 27, 2026
Active · clear
Bsc-nevell JV LLC
El Cajon, CA · CSLB #1098599 · as of June 27, 2026
Active · clear
Builders Insulation Of California LLC
Madison, CA · CSLB #1059499 · as of June 27, 2026
Active · clear
C2 Acoustical And Insulation Specialty
Manteca, CA · CSLB #1041130 · as of June 27, 2026
Active · clear
Ca Attic Solutions INC
Tracy, CA · CSLB #1120795 · as of June 27, 2026
Active · clear

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.