VIBORG SAND AND GRAVEL INC
California contractor license #507523 · Paso Robles, San Luis Obispo County
License
- License number
- 507523
- Status
- Clear
- Classifications
- A General Engineering Contractor
- ASB Asbestos Certification
- C-21 Building Moving/Demolition Contractor
- HAZ Hazardous Substance Removal Certification
- Business type
- Corporation
- Issued
- Mar 17, 1987
- Expires
- Mar 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — State Compensation Insurance Fund
- Contractor's bond
- $25,000 — Western Surety Company
- DIR public works registration
- Registered through Jun 30, 2029
From the California Contractors State License Board (CSLB) public license file, last updated Jul 24, 2026. Verify license #507523 on CSLB's License Check.
California public works
VIBORG SAND AND GRAVEL INC appears on 5 public works projects registered with the California Department of Industrial Relations, 4 of them as the prime contractor, for 3 awarding bodies between 2024 and 2026. Projects it led total $563,135 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Jan 1, 2026 | Trucking & HaulingDemolition & site work | County of San Luis Obispo | Prime | $200,000 |
| Jun 25, 2025 | Operated Equipment RentalOther | County of San Luis Obispo | Prime | $200,000 |
| May 23, 2025 | Perc Pond 2 Emergency mitigationStorm drain & flood control | San Miguel Community Service District | Prime | $133,323 |
| Mar 3, 2025 | Access road repairPaving & streets | San Miguel Community Service District | Prime | $29,812 |
| Jul 26, 2024 | Vinedo Off-site Sewer ImprovementsSewer & wastewater | Olsen Ranch 212, LLC | Subcontractor | $5,000,000 |
Most recent 5 of 5. 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
- San Miguel Community Service District · 2 projects
- County of San Luis Obispo · 2 projects
- Olsen Ranch 212, LLC · 1 project
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