Siltstone Construction INC, B General Building Contractor in Lathrop, CA
Siltstone Construction INC operating as a corporation holds an active California contractor license (CSLB #1151285), valid through Mar 31, 2028. 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 Lathrop, in San Joaquin County, California.
- License Number
- 1151285
- Issued
- Mar 3, 2026
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101778633
- Effective
- Feb 12, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Feb 9, 2026
- Expires
- —
Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Siltstone Construction INC licensed in California?
Yes. Siltstone Construction INC holds California Contractors State License Board license number 1151285, which is active and in good standing. The license was first issued on March 3, 2026. It is valid through March 31, 2028.
What does Siltstone Construction INC specialize in?
Siltstone Construction INC is licensed for one CSLB classification: B General Building Contractor.
Where is Siltstone Construction INC headquartered?
Siltstone Construction INC is headquartered at 252 Siltstone Avenue, Lathrop, CA 95330, in San Joaquin County, California.
Does Siltstone Construction INC have an active surety bond on file with CSLB?
Yes. Siltstone Construction INC has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Siltstone Construction INC carry workers' compensation coverage?
Siltstone Construction INC reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Siltstone Construction INC's contractor license?
You can verify Siltstone Construction INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1151285.
- WC coverage startsFeb 9, 2026
- Bond activeFeb 12, 2026
- License issuedMar 3, 2026
- License expiresMar 31, 2028
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