MANCIAS STEEL CO
California contractor license #474089 · San Jose, Santa Clara County
License
- License number
- 474089
- Status
- Clear
- Classifications
- C-51 Structural Steel Contractor
- Business type
- Sole Owner
- Issued
- May 24, 1985
- Expires
- May 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — Omaha National Casualty Company
- Contractor's bond
- $25,000 — Business Alliance Insurance Company
- DIR public works registration
- Registered through Jun 30, 2027
From the California Contractors State License Board (CSLB) public license file, last updated May 5, 2026. Verify license #474089 on CSLB's License Check.
California public works
MANCIAS STEEL CO appears on 12 public works projects registered with the California Department of Industrial Relations, for 11 awarding bodies between 2023 and 2026.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Jan 20, 2026 | Downtown Plan Phase 1A - Harrington ParkParks, landscape & fields | City of San Carlos | Subcontractor | $5,182,744 |
| Nov 20, 2025 | CSM Beach VolleyballElectrical, low voltage & AV | San Mateo County Community College District | Subcontractor | $2,296,197 |
| Jul 1, 2025 | Salinas CH - Elev 3 & 4 ModernizationElevators & conveying | Judicial Council of California - (PUB WORKS) | Subcontractor | $1,761,632 |
| Jun 4, 2025 | Salinas CH - Elev 1 & 2 ModernizationElevators & conveying | Judicial Council of California - (PUB WORKS) | Subcontractor | $2,126,401 |
| May 15, 2025 | 25-01 District Office RenovationElevators & conveying | Belmont-Redwood Shores School District | Subcontractor | $894,274 |
| Mar 26, 2025 | Gunn HS Spangenberg Theater LightingElectrical, low voltage & AV | Palo Alto Unified School District | Subcontractor | $2,833,136 |
| Dec 12, 2024 | Classroom MODBuildings & facilities | Oak Grove School District | Subcontractor | $13,225,325 |
| Dec 3, 2024 | Cottle and Lester Historic Ranch Phase IPaving & streets | Santa Clara County Parks & Recreation | Subcontractor | $12,360,000 |
| May 22, 2024 | 11984.66- Design-Build Services for theBuildings & facilities | San Francisco International Airport Commission | Subcontractor | — |
| Mar 25, 2024 | Laguna Honda Hospital - Pharmacy Code CoOther | City and County of San Francisco - Dept. of Public Works | Subcontractor | — |
| Feb 27, 2024 | The Stack Center Phase I ProjectBuildings & facilities | City of Hayward Public Works - E & T | Subcontractor | — |
| Jan 8, 2023 | PARNASSUS HEIGHTS MILLBERRY UNION EMERGEDesign, inspection & consulting | UCSF Real Estate | Subcontractor | — |
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
- Judicial Council of California - (PUB WORKS) · 2 projects
- San Francisco International Airport Commission · 1 project
- Santa Clara County Parks & Recreation · 1 project
- City of Hayward Public Works - E & T · 1 project
- Oak Grove School District · 1 project
- Belmont-Redwood Shores School District · 1 project
- Palo Alto Unified School District · 1 project
- City and County of San Francisco - Dept. of Public Works · 1 project
- UCSF Real Estate · 1 project
- City of San Carlos · 1 project
Is this your business?
Claim it on Atriam to add your work photos, service area and a booking link, and to run calls, leads, estimates and invoices in one place — free.
Claim this business