C-2

C-2 Insulation & Acoustical Contractors in California - Page 14

1,243 CSLB C-2 license records for California (Page 14 of 25)

CSLB C-2 License Scope

Insulation and acoustical contractors for thermal and sound insulation.

1,243

Total Contractors

1,195

Active Licenses

153

Federal Records

Run CSLB License Lookup

C-2 Insulation & Acoustical Contractor License Records

Showing contractors 651-700 of 1,243

HOLLISTER ROOFING INC

Clear

License #588775 · HOLLISTER

Active

HOME CARE INSULATION

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License #1148441 · LYNWOOD

Active

HOME COMFORT USA HEATING & COOLING

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License #1106323 · ANAHEIM

Active

HOMEWOOD BUILDING SUPPLY

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License #1103508 · BUFFALO GROVE

Active

HONESTY AND INTEGRITY CONSTRUCTION

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License #861668 · HERALD

Active

HOPSON CONSTRUCTION

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License #347285 · OCEANO

Active

HOWARD CDM

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License #599789 · BELLFLOWER

Active

HOYT ROOFS INC

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License #606111 · ANAHEIM

Active

HULETT ELECTRIC CO

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License #194675 · RAMONA

Active

HUMBOLDT INSULATION

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License #1070669 · EUREKA

Work Comp Susp

HUMPHREY CONSTRUCTION

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License #498768 · SANTA ROSA

Active

HUNTER'S INSULATION INC

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License #1059930 · GRANADA HILLS

Active

HVAC GURU

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License #1031326 · SAN JOSE

Contr Bond Susp

HVAC OREN SERVICES LLC

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License #1048662 · OAKLAND

Active

I C R

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License #375451 · FRESNO

Active

IDEAL ACOUSTICS

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License #866391 · MIDWAY CITY

Active

IDEAL ATTIC INSULATION INC

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License #1095944 · SAN JOSE

Active

IMPERIAL INSULATION LLC

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License #1144362 · SAN LEANDRO

Active

IN - TEK CONSTRUCTION SERVICES

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License #429497 · SILVERADO

Active

INCON INSULATION CONTRACTORS

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License #720349 · MORENO VALLEY

Active

INDEPENDENCE DRYWALL & TAPING

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License #447124 · TRUCKEE

Active

INDUSTRIAL COMPANY THE

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License #611349 · ALPHARETTA

Active

INDUSTRIAL CONSTRUCTION & ENGINEERING COMPANY

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License #838559 · ST PETERS

Active

INDUSTRIAL DRYWALL

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License #953904 · LOMPOC

Active

INDUSTRIAL SPECIALISTS OF CALIFORNIA INC

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License #847380 · FAIRFIELD

Active

INFINITY ABATEMENT SERVICES

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License #883918 · REDDING

Active

INFINITY INSULATION

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License #1074844 · MODESTO

Active

INLAND EMPIRE ROOFING CO LLC

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License #552188 · GRAND TERRACE

Active

INNERSPACE BY MECHILL

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License #405645 · SACRAMENTO

Active

INNOVATED ACOUSTICS CORP

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License #1058140 · RIVERSIDE

Active

INNOVATIVE HOME ENERGY SOLUTIONS

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License #947914 · TEMECULA

Active

INSUL - FLOW INC

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License #819642 · FRESNO

Active

INSUL - TECHS INC

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License #1011102 · CONCORD

Active

INSUL-LIGHT INSULATION COMPANY INC

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License #608073 · PERRIS

Active

INSUL-ON

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License #594777 · BURBANK

Active

INSULATE SB INC

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License #963692 · SANTA BARBARA

Active

INSULATED ZONE INC

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License #1026801 · MONTCLAIR

Active

INSULATION COMMANDOS OF TEMECULA VALLEY & NORTH SAN DIEGO

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License #1128145 · MURRIETA

Active

INSULATION CONTRACTORS

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License #1144403 · WINNETKA

Active

INSULATION INC

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License #1139043 · MERCED

Active

INSULATION LABS

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License #1034380 · VAN NUYS

Active

INSULATION NATION LLC

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License #1127373 · IRVINE

Active

INSULATION NINJAS LLC

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License #1152038 · REDDING

Active

INSULATION SERVICES OF CALIFORNIA LLC

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License #1124372 · SYLMAR

Active

INSULATION SOLUTIONS

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License #1063250 · SANTA ROSA

Active

INSULATION SOLUTIONS

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License #920558 · ROCKLIN

Active

INSULATION SPECIALIST

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License #1061824 · KELSEY

Active

INSULATION SPECIALTIES INC

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License #464164 · PLEASANTON

Active

INSULATION SPECIALTY CONTRACTORS

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License #1023520 · FRESNO

Active

INSULATION SYSTEMS

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License #772605 · COVINA

Active

Related CSLB License Classifications

C-2 Insulation & Acoustical Contractor License Lookup

Use this page when you need a California C-2 license lookup, a list of licensed insulation & acoustical contractors, or a quick screen before assigning insulation & acoustical work to a sub. Each row links to a contractor profile with CSLB status, workers' comp, bond, federal records, and permit checks.

California has 1,243 CSLB C-2 license records for insulation & acoustical contractors. 96% currently hold active licenses and 12.3% have at least one federal compliance record. SiteVetter checks CSLB status, SAM.gov debarment, DOL wage violations, OSHA safety citations, EPA environmental records, and building permits in seconds.

What to Check for C-2 Insulation & Acoustical Contractors

  • Verify the contractor license is active and in good standing
  • Request proof of insurance and bonding
  • Get at least 3 written quotes before selecting a contractor
  • Check federal databases: SAM.gov, OSHA, DOL, and EPA records
  • Confirm bond: California requires $25,000+ contractor bond (SB 607)

Why Federal Records Matter for Insulation & Acoustical Work

For insulation & acoustical work, 12.3% of licensed contractors have federal records that a standard CSLB license check would not reveal. SiteVetter's 6-source lookup gives GCs a faster way to compare subs before bid award, onboarding, or renewal review.

Data sourced from California Contractors State License Board and federal databases. Updated weekly. For official verification, check directly with CSLB.