Margraf Bill Const, B General Building Contractor in Auburn, CA
Margraf Bill Const operating as a sole owner holds an active California contractor license (CSLB #631246), valid through Oct 31, 2027. First issued in 1991, the license has been on the CSLB roster for 35 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Auburn, in Placer County, California.
- License Number
- 631246
- Issued
- Oct 29, 1991
- Status
- CLEAR
- Expires
- Oct 31, 2027
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800206141
- Effective
- Oct 30, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Oct 9, 2025
- 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 Margraf Bill Const licensed in California?
Yes. Margraf Bill Const holds California Contractors State License Board license number 631246, which is active and in good standing. The license was first issued on October 29, 1991. It is valid through October 31, 2027.
What does Margraf Bill Const specialize in?
Margraf Bill Const is licensed for one CSLB classification: B General Building Contractor.
Where is Margraf Bill Const headquartered?
Margraf Bill Const is headquartered at 1521 Industrial Dr, Auburn, CA 95603, in Placer County, California.
Does Margraf Bill Const have an active surety bond on file with CSLB?
Yes. Margraf Bill Const has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Margraf Bill Const carry workers' compensation coverage?
Margraf Bill Const reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Margraf Bill Const's contractor license?
You can verify Margraf Bill Const's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=631246.
- License issuedOct 29, 1991
- WC coverage startsOct 9, 2025
- Bond activeOct 30, 2025
- License expiresOct 31, 2027
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