ROSA CONSTRUCTION INC
California contractor license #464831 · Dublin, Alameda County
License
- License number
- 464831
- Status
- Clear
- Classifications
- B General Building Contractor
- Business type
- Corporation
- Issued
- Oct 24, 1984
- Expires
- Oct 31, 2028
- 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, 2029
From the California Contractors State License Board (CSLB) public license file, last updated Sep 18, 2026. Verify license #464831 on CSLB's License Check.
California public works
ROSA CONSTRUCTION INC appears on 12 public works projects registered with the California Department of Industrial Relations, 12 of them as the prime contractor, for 1 awarding body between 2024 and 2026. Projects it led total $628,751 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Jun 10, 2026 | CC Rm 421_423 TIPainting & flooring | County of Marin Public Works Department | Prime | $24,991 |
| Apr 30, 2026 | 120 N. Redwood Door ReplacementBuildings & facilities | County of Marin Public Works Department | Prime | $59,628 |
| Apr 30, 2026 | OCE Rm 313 Tenant ImprovementPainting & flooring | County of Marin Public Works Department | Prime | $41,283 |
| Apr 23, 2026 | 20 NSP TIBuildings & facilities | County of Marin Public Works Department | Prime | $44,502 |
| Mar 16, 2026 | CC 329 TIDemolition & site work | County of Marin Public Works Department | Prime | $47,889 |
| Feb 19, 2026 | CC Room 248 TIOther | County of Marin Public Works Department | Prime | $23,753 |
| Feb 6, 2026 | Room 311 TIBuildings & facilities | County of Marin Public Works Department | Prime | $19,775 |
| Oct 23, 2025 | 10 NSP Suite 1023Other | County of Marin Public Works Department | Prime | $32,878 |
| Sep 18, 2025 | MCCC - Room 250 TIBuildings & facilities | County of Marin Public Works Department | Prime | $57,485 |
| Jun 11, 2025 | MCCC Rm 259 & Rm 127-139Buildings & facilities | County of Marin Public Works Department | Prime | $27,849 |
| May 8, 2025 | Probation/CalAIM TIBuildings & facilities | County of Marin Public Works Department | Prime | $74,804 |
| Jul 9, 2024 | Parks Field Office Ramp, Stair & SiteworPaving & streets | County of Marin Public Works Department | Prime | $173,914 |
Most recent 12 of 12. 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 Marin Public Works Department · 12 projects
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