SIONES CONCRETE CONSTRUCTION INC
California contractor license #853436 · Redwood City, San Mateo County
License
- License number
- 853436
- Status
- Clear
- Classifications
- C-8 Concrete Contractor
- Business type
- Corporation
- Issued
- Jan 22, 2005
- Expires
- Jun 30, 2027
- Workers' compensation
- Workers' Compensation Insurance — Markel Insurance Company
- Contractor's bond
- $25,000 — Atlantic Specialty Insurance Company
- DIR public works registration
- Registered through Jun 30, 2027
From the California Contractors State License Board (CSLB) public license file, last updated Sep 10, 2026. Verify license #853436 on CSLB's License Check.
California public works
SIONES CONCRETE CONSTRUCTION INC appears on 1 public works project registered with the California Department of Industrial Relations, 1 of them as the prime contractor, for 1 awarding body between 2026 and 2026. Projects it led total $33,500 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| May 14, 2026 | 7567-B ELKUS Compost Concrete padConcrete & masonry | University of California ANR | Prime | $33,500 |
Most recent 1 of 1. Contract amounts are the whole project's, as the awarding body reported them to DIR (reported since July 2024); a role is "Prime" when the awarding body registered the contractor on the project.
Awarding bodies it works for most
- University of California ANR · 1 project
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