MARK SWITZER EXCAVATING
California contractor license #766787 · Paso Robles, San Luis Obispo County
License
- License number
- 766787
- Status
- Clear
- Classifications
- A General Engineering Contractor
- C-12 Earthwork and Paving Contractor
- Business type
- Corporation
- Issued
- Aug 2, 1999
- Expires
- Aug 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — State Compensation Insurance Fund
- Contractor's bond
- $25,000 — American Contractors Indemnity Company
- DIR public works registration
- Registered through Jun 30, 2028
From the California Contractors State License Board (CSLB) public license file, last updated Jul 1, 2026. Verify license #766787 on CSLB's License Check.
California public works
MARK SWITZER EXCAVATING appears on 8 public works projects registered with the California Department of Industrial Relations, 2 of them as the prime contractor, for 4 awarding bodies between 2024 and 2026. Projects it led total $400,000 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Feb 3, 2026 | Chimney Rock Bridge Over Franklin CreekBridges & structures | County of San Luis Obispo | Subcontractor | $5,652,719 |
| Jan 1, 2026 | Trucking and HaulingDemolition & site work | County of San Luis Obispo | Prime | $200,000 |
| Sep 5, 2025 | Perimeter Road Repair - Phase 11 - CRStorm drain & flood control | State of California Military Department | Subcontractor | $2,031,000 |
| Jul 31, 2025 | Site Enabling Sanitary Sewer SSCSewer & wastewater | Cal Poly State University, San Luis Obispo | Subcontractor | $543,308 |
| Jul 17, 2025 | Pacheco Phase 1 ModernizationBuildings & facilities | San Luis Coastal Unified School District | Subcontractor | $17,976,554 |
| Jun 25, 2025 | Operated Equipment RentalOther | County of San Luis Obispo | Prime | $200,000 |
| Aug 12, 2024 | 205007868-SSC GMP Phase IIBuildings & facilities | Cal Poly State University, San Luis Obispo | Subcontractor | $48,040,589 |
| Jun 18, 2024 | 186701281 John Madden Football OperationOther | Cal Poly State University, San Luis Obispo | Subcontractor | — |
Most recent 8 of 8. 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
- County of San Luis Obispo · 3 projects
- Cal Poly State University, San Luis Obispo · 3 projects
- State of California Military Department · 1 project
- San Luis Coastal Unified School District · 1 project
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