C-2

C-2 Insulation & Acoustical Contractors in California - Page 11

1,243 CSLB C-2 license records for California (Page 11 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 501-550 of 1,243

DYNAMIC ACOUSTICS

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License #1104657 · ELVERTA

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E M INSULATION COMPANY

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License #1088202 · EAST PALO ALTO

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E M QUALITY INSULATION SERVICES

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License #1063032 · DUCOR

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EAGLE INSULATION

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License #616305 · OAK VIEW

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EAGLE SHIELD TECHNOLOGIES INC

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License #993748 · DANVILLE

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EARP INSULATION

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License #916015 · EL CAJON

Active

EARTHWISE HOME SERVICES INC

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License #1030648 · CARMICHAEL

Active

ECCO INSULATION INC

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License #682377 · SONOMA

Active

ECHELON FIRESTOP INC

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License #1017472 · LODI

Active

ECHOLS ACOUSTICS

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License #374403 · LA VERNE

Active

ECI

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License #440645 · FRESNO

Active

ECLIPSE ACOUSTICS

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License #1140353 · SAN FRANCISCO

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ECM ACOUSTIC

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License #1058212 · RIVERSIDE

Active

ECO ATTIC SYSTEMS

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License #1082470 · SAN RAFAEL

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ECO INSULATION COMPANY LLC

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License #1129297 · ORANGEVALE

Active

ECO PERFORMANCE BUILDERS INC

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License #944856 · WALNUT CREEK

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ECO SERVICES

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License #290497 · SAN DIEGO

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ECOATTICS INC

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License #963041 · ROSEVILLE

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ECONO AIR

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License #445220 · PLACENTIA

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ECOS LAND SERVICES INC

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License #1137390 · SANTA ROSA

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ECOSTEP INC

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License #1006147 · MONTEREY

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ED TECH

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License #1137621 · LOS ANGELES

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EDGE INTERIORS

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License #946289 · SOUTH GATE

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EER INC

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License #625855 · POMONA

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EFFICIENT ENERGY SOLUTIONS INC

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License #365598 · SACRAMENTO

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EKBATAN CONSTRUCTION

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License #1125599 · PORTER RANCH

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ELIAS PAUL S S

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License #541224 · LOS GATOS

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ELITE ACOUSTICS INC

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License #1029090 · RANCHO CORDOVA

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ELITE INSULATION

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License #1148517 · MENIFEE

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ELITE THERMAL

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License #1074693 · PASADENA

Contr Bond Susp

ELLJAY ACOUSTICS INC

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License #1082089 · IRVINE

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ELM INSULATION & SOUND SOLUTIONS

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License #1122923 · CHATSWORTH

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EMERALD INSULATION & ACOUSTICAL INC

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License #1134153 · SAN FRANCISCO

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EMPIRE INSULATION CONTRACTORS

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License #819279 · WINDSOR

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EMPIRE INSULATION INC

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License #860072 · SAN DIEGO

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EMPIRE SPECIALTIES

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License #991212 · SAN DIEGO

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EMPYREAN PLUMBING INC

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License #879157 · RIVERSIDE

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ENERGY EFFICIENCY AC

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License #1026683 · CARLSBAD

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ENERGY GUARD INSULATION

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License #1009348 · LAFAYETTE

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ENERGY SAVERS PLUS

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License #376507 · GRANBURY

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ENGEL THOMAS JR

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License #743357 · ROSEVILLE

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ENKAY

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License #509785 · FOUNTAIN VALLEY

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ENSO INSULATION

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License #1102528 · FULLERTON

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ENVISION BUILDERS

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License #326024 · NORTH HIGHLANDS

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EPIC INSULATION

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License #987822 · VACAVILLE

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ESPLANADE BUILDERS INC

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License #831964 · TORRANCE

Active

EVALUATION & REMEDIATION SERVICES

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License #807968 · LANCASTER

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EVERGUARD HOME INSULATION INC

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License #224328 · WOODLAND HILLS

Active

EVLETH CHARLES

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License #869034 · BAKERSFIELD

Active

EXCEL ACOUSTICS INC

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License #724511 · CORONA

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.