SOUTHWEST GRADING INC
California contractor license #577594 · Loomis, Placer County
License
- License number
- 577594
- Status
- Clear
- Classifications
- A General Engineering Contractor
- Business type
- Corporation
- Issued
- Sep 21, 1989
- Expires
- Nov 30, 2027
- Workers' compensation
- Workers' Compensation Insurance — Insurance Company Of The West
- Contractor's bond
- $25,000 — Western Surety Company
- DIR public works registration
- Registered through Jun 30, 2028
From the California Contractors State License Board (CSLB) public license file, last updated Oct 14, 2025. Verify license #577594 on CSLB's License Check.
California public works
SOUTHWEST GRADING INC appears on 4 public works projects registered with the California Department of Industrial Relations, for 4 awarding bodies between 2023 and 2026.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| May 6, 2026 | DCWWTP Collections Bldg. ExpansionSewer & wastewater | City of Roseville (EU) | Subcontractor | $4,052,856 |
| Feb 23, 2026 | Coral Blossom ApartmentsOther | Coral Blossom Apartments LP | Subcontractor | $1,563,646 |
| Apr 8, 2025 | Westside ES Hardcourt ReplacementPaving & streets | Twin Rivers Unified School District (eff. January 1, 2024) | Subcontractor | $2,386,846 |
| May 1, 2023 | Materials Recovery Facility Expansion DeBuildings & facilities | Western Placer Waste Management Authority | Subcontractor | — |
Most recent 4 of 4. 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
- Twin Rivers Unified School District (eff. January 1, 2024) · 1 project
- Western Placer Waste Management Authority · 1 project
- City of Roseville (EU) · 1 project
- Coral Blossom Apartments LP · 1 project
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