D'ambrosio Construction, B General Building Contractor in San Ramon, CA
D'ambrosio Construction operating as a sole owner holds an active California contractor license (CSLB #677569), valid through Jun 30, 2027. First issued in 1993, the license has been on the CSLB roster for 33 years. 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 San Ramon, in Contra Costa County, California.
- License Number
- 677569
- Issued
- Sep 21, 1993
- Status
- CLEAR
- Expires
- Jun 30, 2027
- Entity
- Sole Owner
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101518407
- Effective
- May 26, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jun 26, 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 D'ambrosio Construction licensed in California?
Yes. D'ambrosio Construction holds California Contractors State License Board license number 677569, which is active and in good standing. The license was first issued on September 21, 1993. It is valid through June 30, 2027.
What does D'ambrosio Construction specialize in?
D'ambrosio Construction is licensed for one CSLB classification: B General Building Contractor.
Where is D'ambrosio Construction headquartered?
D'ambrosio Construction is headquartered at 152 Corral Circle, San Ramon, CA 94583, in Contra Costa County, California.
Does D'ambrosio Construction have an active surety bond on file with CSLB?
Yes. D'ambrosio Construction has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does D'ambrosio Construction carry workers' compensation coverage?
D'ambrosio Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify D'ambrosio Construction's contractor license?
You can verify D'ambrosio Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=677569.
- License issuedSep 21, 1993
- Bond activeMay 26, 2025
- WC coverage startsJun 26, 2025
- License expiresJun 30, 2027
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