Mosbacher Construction, B General Building Contractor in Grass Valley, CA
Mosbacher Construction operating as a sole owner holds an active California contractor license (CSLB #525532), valid through Feb 29, 2028. First issued in 1988, the license has been on the CSLB roster for 38 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in Grass Valley, in Nevada County, California.
- License Number
- 525532
- Issued
- Feb 27, 1988
- Status
- CLEAR
- Expires
- Feb 29, 2028
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100290342
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jan 8, 2026
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Mosbacher Construction licensed in California?
Yes. Mosbacher Construction holds California Contractors State License Board license number 525532, which is active and in good standing. The license was first issued on February 27, 1988. It is valid through February 29, 2028.
What does Mosbacher Construction specialize in?
Mosbacher Construction is licensed for one CSLB classification: B General Building Contractor.
Where is Mosbacher Construction headquartered?
Mosbacher Construction is headquartered at 13675 Axle Court, Grass Valley, CA 95945, in Nevada County, California.
Does Mosbacher Construction have an active surety bond on file with CSLB?
Yes. Mosbacher Construction has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Mosbacher Construction carry workers' compensation coverage?
Mosbacher Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Mosbacher Construction's contractor license?
You can verify Mosbacher Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=525532.
- License issuedFeb 27, 1988
- Bond activeJan 1, 2023
- WC coverage startsJan 8, 2026
- License expiresFeb 29, 2028
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