Protopappas John
Protopappas John operating as a sole owner is licensed in California under CSLB number 589755. The license was first issued in 1990, putting the business at 36 years on the active CSLB roster. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and an exempt workers' compensation status (no employees on payroll). The business is based in Lafayette, in Contra Costa County, California.
Lafayette, CA 945493747
- License Number
- 589755
- Issued
- Mar 7, 1990
- Status
- CLEAR
- Expires
- Dec 31, 2026
- Entity
- Sole Owner
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101678855
- Effective
- Dec 22, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Dec 4, 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 Protopappas John licensed in California?
Yes. Protopappas John holds California Contractors State License Board license number 589755. The license was first issued on March 7, 1990. It is valid through December 31, 2026.
What does Protopappas John specialize in?
Protopappas John is licensed for one CSLB classification: B General Building Contractor.
Where is Protopappas John headquartered?
Protopappas John is headquartered at 3697 Mt Diablo Blvd,suite 300, Lafayette, CA 945493747, in Contra Costa County, California.
Does Protopappas John have an active surety bond on file with CSLB?
Yes. Protopappas John has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Protopappas John carry workers' compensation coverage?
Protopappas John reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Protopappas John's contractor license?
You can verify Protopappas John's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=589755.
- License issuedMar 7, 1990
- WC coverage startsDec 4, 2024
- Bond activeDec 22, 2025
- License expiresDec 31, 2026
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