Public CSLB records

Emerald Insulation & Acoustical INC, C-2 Insulation and Acoustical Contractor in San Francisco, CA

License #1134153·Corporation·San Francisco, San Francisco County
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Summary

Emerald Insulation & Acoustical INC operating as a corporation holds an active California contractor license (CSLB #1134153), valid through Mar 31, 2027. First issued in 2025, the license has been on the CSLB roster for 1 year. It carries a single CSLB classification: C-2 — Insulation and Acoustical Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Clear Spring Property and Casualty Company. The business is based in San Francisco, in San Francisco County, California.

Business Information
Address
850 S Van Ness Ave Ste 23
San Francisco, CA 94110
License Details & Classifications
License Number
1134153
Issued
Mar 10, 2025
Status
CLEAR
Expires
Mar 31, 2027
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
American Contractors Indemnity Company
Bond Number
100937963
Effective
Mar 5, 2025
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Clear Spring Property and Casualty Company
Policy Number
CWC03603900
Effective
Sep 19, 2025
Expires
Sep 19, 2026
Newly Licensed

Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.

License StatusActive
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Emerald Insulation & Acoustical INC licensed in California?

Yes. Emerald Insulation & Acoustical INC holds California Contractors State License Board license number 1134153, which is active and in good standing. The license was first issued on March 10, 2025. It is valid through March 31, 2027.

What does Emerald Insulation & Acoustical INC specialize in?

Emerald Insulation & Acoustical INC is licensed for one CSLB classification: C-2 Insulation and Acoustical Contractor.

Where is Emerald Insulation & Acoustical INC headquartered?

Emerald Insulation & Acoustical INC is headquartered at 850 S Van Ness Ave Ste 23, San Francisco, CA 94110, in San Francisco County, California.

Does Emerald Insulation & Acoustical INC have an active surety bond on file with CSLB?

Yes. Emerald Insulation & Acoustical INC has an active California contractor surety bond filed with American Contractors Indemnity Company.

Does Emerald Insulation & Acoustical INC carry workers' compensation coverage?

Yes. Emerald Insulation & Acoustical INC carries active workers' compensation coverage through Clear Spring Property and Casualty Company.

How do I verify Emerald Insulation & Acoustical INC's contractor license?

You can verify Emerald Insulation & Acoustical INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1134153.

Activity Timeline
  1. Bond activeMar 5, 2025
  2. License issuedMar 10, 2025
  3. WC coverage startsSep 19, 2025
  4. WC expiresSep 19, 2026
  5. License expiresMar 31, 2027
Other contractors in San Francisco County
California lien & payment resources

Working a California job with Emerald Insulation & Acoustical INC, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.

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