Sierra Insulation CO INC, C-2 Insulation and Acoustical Contractor in Auburn, CA
Sierra Insulation CO INC operating as a corporation holds an active California contractor license (CSLB #444172), valid through Aug 31, 2027. First issued in 1983, the license has been on the CSLB roster for 43 years. 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 Ace American Insurance Company. The business is based in Auburn, in Placer County, California.
- License Number
- 444172
- Issued
- Aug 5, 1983
- Status
- CLEAR
- Expires
- Aug 31, 2027
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 217369
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Leasing Firm, Temp Agency, etc
- Carrier
- Ace American Insurance Company
- Policy Number
- C73866479
- Effective
- Nov 1, 2025
- Expires
- Nov 1, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Sierra Insulation CO INC licensed in California?
Yes. Sierra Insulation CO INC holds California Contractors State License Board license number 444172, which is active and in good standing. The license was first issued on August 5, 1983. It is valid through August 31, 2027.
What does Sierra Insulation CO INC specialize in?
Sierra Insulation CO INC is licensed for one CSLB classification: C-2 Insulation and Acoustical Contractor.
Where is Sierra Insulation CO INC headquartered?
Sierra Insulation CO INC is headquartered at 2025 Airpark Ct Ste 50, Auburn, CA 95602, in Placer County, California.
Does Sierra Insulation CO INC have an active surety bond on file with CSLB?
Yes. Sierra Insulation CO INC has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Sierra Insulation CO INC carry workers' compensation coverage?
Yes. Sierra Insulation CO INC carries active workers' compensation coverage through Ace American Insurance Company.
How do I verify Sierra Insulation CO INC's contractor license?
You can verify Sierra Insulation CO INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=444172.
- License issuedAug 5, 1983
- Bond activeJan 1, 2023
- WC coverage startsNov 1, 2025
- WC expiresNov 1, 2026
- License expiresAug 31, 2027
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