Francois Mainguy, B General Building Contractor in Folsom, CA
Francois Mainguy operating as a sole owner holds an active California contractor license (CSLB #548648), valid through Nov 30, 2026. 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 Atlantic Specialty Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Folsom, in Sacramento County, California.
- License Number
- 548648
- Issued
- Nov 17, 1988
- Status
- CLEAR
- Expires
- Nov 30, 2026
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800231353
- Effective
- Feb 6, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Nov 30, 2024
- 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 Francois Mainguy licensed in California?
Yes. Francois Mainguy holds California Contractors State License Board license number 548648, which is active and in good standing. The license was first issued on November 17, 1988. It is valid through November 30, 2026.
What does Francois Mainguy specialize in?
Francois Mainguy is licensed for one CSLB classification: B General Building Contractor.
Where is Francois Mainguy headquartered?
Francois Mainguy is headquartered at 705-2 East Bidwell St # 192, Folsom, CA 95630, in Sacramento County, California.
Does Francois Mainguy have an active surety bond on file with CSLB?
Yes. Francois Mainguy has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Francois Mainguy carry workers' compensation coverage?
Francois Mainguy reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Francois Mainguy's contractor license?
You can verify Francois Mainguy's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=548648.
- License issuedNov 17, 1988
- WC coverage startsNov 30, 2024
- Bond activeFeb 6, 2026
- License expiresNov 30, 2026
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