John A Marzo JR Construction, B General Building Contractor in Pleasant Hill, CA
John A Marzo JR Construction operating as a sole owner holds an active California contractor license (CSLB #591616), valid through Apr 30, 2028. First issued in 1990, the license has been on the CSLB roster for 36 years. It carries 2 CSLB classifications: B General Building Contractor and C-10 Electrical Contractor. Records show an active surety bond on file with Jet Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Pleasant Hill, in Contra Costa County, California.
- License Number
- 591616
- Issued
- Apr 2, 1990
- Status
- CLEAR
- Expires
- Apr 30, 2028
- Entity
- Sole Owner
- Surety
- Jet Insurance Company
- Bond Number
- JT028582
- Effective
- Mar 9, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 18, 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 John A Marzo JR Construction licensed in California?
Yes. John A Marzo JR Construction holds California Contractors State License Board license number 591616, which is active and in good standing. The license was first issued on April 2, 1990. It is valid through April 30, 2028.
What does John A Marzo JR Construction specialize in?
John A Marzo JR Construction is licensed for 2 CSLB classifications: B General Building Contractor and C-10 Electrical Contractor.
Where is John A Marzo JR Construction headquartered?
John A Marzo JR Construction is headquartered at 442 Derby Court, Pleasant Hill, CA 94523, in Contra Costa County, California.
Does John A Marzo JR Construction have an active surety bond on file with CSLB?
Yes. John A Marzo JR Construction has an active California contractor surety bond filed with Jet Insurance Company.
Does John A Marzo JR Construction carry workers' compensation coverage?
John A Marzo JR Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify John A Marzo JR Construction's contractor license?
You can verify John A Marzo JR Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=591616.
- License issuedApr 2, 1990
- Bond activeMar 9, 2026
- WC coverage startsMar 18, 2026
- License expiresApr 30, 2028
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