Piranio Construction CO, B General Building Contractor in Martinez, CA
Piranio Construction CO operating as a sole owner holds an active California contractor license (CSLB #583656), valid through Dec 31, 2027. First issued in 1989, the license has been on the CSLB roster for 37 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Business Alliance Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Martinez, in Contra Costa County, California.
- License Number
- 583656
- Issued
- Dec 28, 1989
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Sole Owner
- Surety
- Business Alliance Insurance Company
- Bond Number
- G19033210549
- Effective
- Dec 26, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Dec 3, 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 Piranio Construction CO licensed in California?
Yes. Piranio Construction CO holds California Contractors State License Board license number 583656, which is active and in good standing. The license was first issued on December 28, 1989. It is valid through December 31, 2027.
What does Piranio Construction CO specialize in?
Piranio Construction CO is licensed for one CSLB classification: B General Building Contractor.
Where is Piranio Construction CO headquartered?
Piranio Construction CO is headquartered at 511 Arch Street, Martinez, CA 94553, in Contra Costa County, California.
Does Piranio Construction CO have an active surety bond on file with CSLB?
Yes. Piranio Construction CO has an active California contractor surety bond filed with Business Alliance Insurance Company.
Does Piranio Construction CO carry workers' compensation coverage?
Piranio Construction CO reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Piranio Construction CO's contractor license?
You can verify Piranio Construction CO's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=583656.
- License issuedDec 28, 1989
- WC coverage startsDec 3, 2025
- Bond activeDec 26, 2025
- License expiresDec 31, 2027
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