Prostone Services, C-54 Ceramic and Mosaic Tile Contractor in Sunnyvale, CA
Prostone Services operating as a corporation holds an active California contractor license (CSLB #954056), valid through Nov 30, 2026. First issued in 2010, the license has been on the CSLB roster for 16 years. It carries a single CSLB classification: C-54 — Ceramic and Mosaic Tile Contractor. Records show an active surety bond on file with Hudson Insurance Company and a previously-filed workers' compensation policy with Pie Insurance Company (the) that is no longer active. The business is based in Sunnyvale, in Santa Clara County, California.
- License Number
- 954056
- Issued
- Nov 1, 2010
- Status
- CLEAR
- Expires
- Nov 30, 2026
- Entity
- Corporation
- Surety
- Hudson Insurance Company
- Bond Number
- 30050694
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Pie Insurance Company (the)
- Policy Number
- WCPI1044867001
- Effective
- May 5, 2025
- Expires
- May 5, 2026
This contractor has a compliance issue in its public CSLB record:
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Prostone Services licensed in California?
Yes. Prostone Services holds California Contractors State License Board license number 954056, which is active and in good standing. The license was first issued on November 1, 2010. It is valid through November 30, 2026.
What does Prostone Services specialize in?
Prostone Services is licensed for one CSLB classification: C-54 Ceramic and Mosaic Tile Contractor.
Where is Prostone Services headquartered?
Prostone Services is headquartered at 1190 Mtn View-Alviso Rd Ste M, Sunnyvale, CA 94089, in Santa Clara County, California.
Does Prostone Services have an active surety bond on file with CSLB?
Yes. Prostone Services has an active California contractor surety bond filed with Hudson Insurance Company.
Does Prostone Services carry workers' compensation coverage?
Prostone Services has a previously-filed workers' compensation policy with Pie Insurance Company (the) that is no longer active.
How do I verify Prostone Services's contractor license?
You can verify Prostone Services's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=954056.
- License issuedNov 1, 2010
- Bond activeJan 1, 2023
- WC coverage startsMay 5, 2025
- WC expiredMay 5, 2026
- License expiresNov 30, 2026
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