Insulation and Acoustical Contractors in California (C-2)
California licenses thousands of Insulation and Acoustical contractors through the CSLB. This directory tracks 1,209 of them: 1,173 currently active (97%), with 100% carrying a contractor bond on file and 78% showing workers' compensation coverage. Every profile is dated against the official CSLB public record.
- 1,209
- Listed
- 1,173
- Active
- 1,209
- With bond
- 939
- With WC
Browse by city
- Fresno (34)
- San Diego (31)
- Sacramento (29)
- Anaheim (26)
- Bakersfield (25)
- Riverside (23)
- San Jose (23)
- Santa Rosa (19)
- Concord (16)
- Hayward (15)
- Escondido (12)
- San Francisco (12)
- Corona (11)
- Orange (11)
- Redding (11)
- El Cajon (10)
- Lakeside (10)
- Livermore (10)
- Modesto (10)
- Oakland (10)
- Rancho Cordova (10)
- San Leandro (10)
- Fremont (9)
- Santa Clara (9)
- Carlsbad (8)
- Chatsworth (8)
- Novato (8)
- San Bernardino (8)
- Stockton (8)
- Brea (7)
Insulation and Acoustical contractors
Top Line Engineers Inc
C-2 · Hayward, CA
Verified August 4, 2026 · Bonded
Nevell-Standard JV LLC
C-2 · Brea, CA
Verified August 4, 2026 · Bonded
JVS Acoustics
C-2 · Los Angeles, CA
Verified August 4, 2026 · Bonded
Kutting Edge Contracting
C-2 · San Bernardino, CA
Verified August 4, 2026 · Bonded
Northstar Insulation LLC
C-2 · Atwater, CA
Verified August 4, 2026 · Bonded
Masterguard Insulation
C-2 · Fresno, CA
Verified August 4, 2026 · Bonded
Division 9 Specialty
C-2 · Rohnert Park, CA
Verified August 4, 2026 · Bonded
American Environmental and Associates Inc
C-2 · Laguna Hills, CA
Verified August 4, 2026 · Bonded
Express Insulation Inc
C-2 · Fresno, CA
Verified August 4, 2026 · Bonded
CR Specialty Insulation Inc
C-2 · San Diego, CA
Verified August 4, 2026 · Bonded
D & N Acoustics Inc
C-2 · Anaheim, CA
Verified August 4, 2026 · Bonded
Ecostep Inc
C-2 · Monterey, CA
Verified August 4, 2026 · Bonded
Gundry Partners LP
C-2 · Bellflower, CA
Verified August 4, 2026 · Bonded
Core Acoustics
C-2 · Beaumont, CA
Verified August 4, 2026 · Bonded
Global Scaffold Construction Services Inc
C-2 · Hanover, MA
Verified August 4, 2026 · Bonded
Robert Cochran Interiors Inc
C-2 · La Verne, CA
Verified August 4, 2026 · Bonded
The Attic Doctor
C-2 · Anaheim, CA
Verified August 4, 2026 · Bonded
Tyson Insulation
C-2 · Fresno, CA
Verified August 4, 2026 · Bonded
Noble Insulation Inc
C-2 · Richmond, CA
Verified August 4, 2026 · Bonded
JNM Construction LLC
C-2 · Eureka, CA
Verified August 4, 2026 · Bonded
Bear Fireproofing
C-2 · Alviso, CA
Verified August 4, 2026 · Bonded
WBC Drywall Inc
C-2 · Shingle Springs, CA
Verified August 4, 2026 · Bonded
American Industrial Scaffolding Inc
C-2 · Concord, CA
Verified August 4, 2026 · Bonded
Wiltshire Urethane Foam Company
C-2 · San Dimas, CA
Verified August 4, 2026 · Bonded
Frequently asked questions
How many Insulation and Acoustical contractors are licensed in California?
This directory lists 1,209 Insulation and Acoustical contractors in California, of which 1,173 currently hold an active CSLB license.
How do I check if a Insulation and Acoustical contractor is licensed in California?
Open the contractor's profile here for their dated CSLB status, or look up their license number directly on the CSLB "Check a License" tool. A license must be active (not expired, suspended, or inactive) to be valid.
Should a Insulation and Acoustical contractor carry a bond and workers' compensation?
Most active CSLB licensees carry a contractor bond, and any contractor with employees must carry workers' compensation. Each profile shows what the CSLB record reports.