ROSENBACH COMPANY INC
California contractor license #842271 · Santee, San Diego County
License
- License number
- 842271
- Status
- Clear
- Classifications
- C-12 Earthwork and Paving Contractor
- C-21 Building Moving/Demolition Contractor
- C-61/D-06 Concrete Related Services
- Business type
- Corporation
- Issued
- Jul 8, 2004
- Expires
- Jul 31, 2028
- Workers' compensation
- Workers' Compensation Insurance — Insurance Company Of The West
- Contractor's bond
- $25,000 — American Contractors Indemnity Company
- DIR public works registration
- Registered through Jun 30, 2027
From the California Contractors State License Board (CSLB) public license file, last updated Jul 15, 2026. Verify license #842271 on CSLB's License Check.
California public works
ROSENBACH COMPANY INC appears on 59 public works projects registered with the California Department of Industrial Relations, 1 of them as the prime contractor, for 29 awarding bodies between 2022 and 2026. Projects it led total $24,000 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Aug 25, 2026 | Sewer Line Repair @ La Jolla HSSewer & wastewater | San Diego Unified School District | Subcontractor | $120,000 |
| Jul 10, 2026 | Otterson Hall Dean's Suite RenovationsBuildings & facilities | University of California, San Diego | Subcontractor | $277,000 |
| Jul 8, 2026 | DISTRICT OFFICE PD-1, PD-2Other | San Marcos Unified School District | Subcontractor | $46,869 |
| Jun 23, 2026 | Fire Station 26 RemodelBuildings & facilities | Lakeside Fire Protection District | Subcontractor | $917,484 |
| May 18, 2026 | Administration Fire Line Safety (PM 745)Other | San Diego State University | Subcontractor | $1,141,879 |
| Apr 9, 2026 | Kitchen Remodel SMUSD District OfficeBuildings & facilities | San Marcos Unified School District | Subcontractor | $1,109,093 |
| Mar 27, 2026 | Women's Center Cosmetic UpgradesElectrical, low voltage & AV | Tri-City Healthcare District | Subcontractor | $4,200,000 |
| Mar 12, 2026 | Bid 2026-16 RBHS ChillerHVAC & mechanical | Poway Unified School District | Subcontractor | $4,792,912 |
| Feb 23, 2026 | Thornton MRI Expansion & ReplacementWater | University of California, San Diego | Subcontractor | $11,142,172 |
| Feb 19, 2026 | Fallbrook Airport Gate Arms AC PowerOther | County of San Diego Department of General Services | Subcontractor | $5,000,000 |
| Feb 5, 2026 | TH Fluoroscopy equipment replacementBuildings & facilities | UC San Diego | Subcontractor | $315,500 |
| Dec 15, 2025 | SCVC Cath Lab #1 Equipment ReplacementBuildings & facilities | University of California, San Diego | Subcontractor | $651,878 |
| Nov 21, 2025 | Carolines Prep Kitchen RefreshPainting & flooring | GCiuffa, Inc. | Subcontractor | $69,184 |
| Oct 27, 2025 | Visual Arts Building 2 Photo Room 218 TIBuildings & facilities | University of California, San Diego | Subcontractor | $260,500 |
| Oct 27, 2025 | Visual Arts Building 2 Photo Room 218 TIBuildings & facilities | University of California, San Diego | Subcontractor | $260,500 |
| Sep 15, 2025 | SOH Stadium ModernizationBridges & structures | Sweetwater Union High School District 7 | Subcontractor | $26,625,027 |
| Jul 25, 2025 | Shake Table DeconstructionOther | UC San Diego | Subcontractor | $120,000 |
| Jul 1, 2025 | FY27 Concrete Cutting & Demo-RosenbachConcrete & masonry | Vista Irrigation District | Prime | $24,000 |
| May 29, 2025 | Labor & Deliver Regulatory Fix - HCBuildings & facilities | UC San Diego | Subcontractor | $348,433 |
| May 15, 2025 | ECEC EGRESS IMPROVEMENTSOther | University of California, San Diego | Subcontractor | $27,103 |
| Apr 28, 2025 | MCEC EAST TOWER 2ND FL SPD DECON SINK (3Water | University of California, San Diego | Subcontractor | $134,015 |
| Apr 8, 2025 | 25-26 EHS KitchenDemolition & site work | Escondido Union High School District | Subcontractor | $7,086,917 |
| Mar 3, 2025 | GBDF Sally Port Doors and Kitchen RemodeBuildings & facilities | County of San Diego Department of General Services | Subcontractor | $5,000,000 |
| Feb 14, 2025 | Escondido Campus ProjectsParks, landscape & fields | YMCA of San Diego County | Subcontractor | $500,000 |
| Feb 11, 2025 | Geotech Materials Testing & Inspect SvcsDesign, inspection & consulting | San Diego Unified School District | Subcontractor | $1,000,000 |
Most recent 25 of 59. 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
- University of California, San Diego · 13 projects
- San Diego State University · 6 projects
- UC San Diego · 4 projects
- San Diego Unified School District · 3 projects
- San Marcos Unified School District · 2 projects
- Helix Water District (AO) · 2 projects
- City of San Diego - Public Works Department · 2 projects
- California State University San Marcos - PW · 2 projects
- Sweetwater Union High School District 7 · 2 projects
- County of San Diego Department of General Services · 2 projects
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