TSI ENGINEERING INC
California contractor license #929291 · North Highlands, Sacramento County
License
- License number
- 929291
- Status
- Clear
- Classifications
- A General Engineering Contractor
- B General Building Contractor
- HAZ Hazardous Substance Removal Certification
- Business type
- Corporation
- Issued
- Feb 27, 2009
- Expires
- Feb 28, 2027
- Workers' compensation
- Workers' Compensation Insurance — Midwest Employers Casualty Company
- 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 Jan 6, 2026. Verify license #929291 on CSLB's License Check.
California public works
TSI ENGINEERING INC appears on 11 public works projects registered with the California Department of Industrial Relations, 7 of them as the prime contractor, for 6 awarding bodies between 2021 and 2026. Projects it led total $43,650,930 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Sep 9, 2026 | Booster Station 05513 Rehab and UpgradeWater | Coachella Valley Water District | Prime | $7,498,786 |
| Aug 20, 2026 | EFA - 05A3046Paving & streets | California Department of Transportation | Prime | $700,000 |
| Aug 20, 2026 | EFA - 05A3046Paving & streets | California Department of Transportation | Prime | $700,000 |
| Mar 19, 2026 | 05-SB-154-R0.3/R30.2Storm drain & flood control | California Department of Transportation (Caltrans) | Prime | $13,399,786 |
| Dec 10, 2025 | 06-Ker-5-0.8Traffic & signals | California Department of Transportation (Caltrans) | Prime | $6,598,786 |
| Jun 10, 2025 | 2018-2019 Lift Station ImprovementsSewer & wastewater | City of Modesto - Utilities | Prime | $2,403,786 |
| Dec 24, 2024 | 08-SBd-15-160.9/161.5Buildings & facilities | California Department of Transportation (Caltrans) | Prime | $12,349,786 |
| Jun 21, 2024 | 10-Sta-5-27.1Other | California Department of Transportation (Caltrans) | Subcontractor | — |
| Jun 11, 2024 | Well 312 Treatment & Flushline ImprovemeWater | City of Modesto - Utilities | Subcontractor | $4,060,786 |
| Dec 11, 2023 | Well 312 Treatment & Flushline ProjectWater | City of Modesto - Utilities. | Subcontractor | — |
| Oct 18, 2021 | Equalization and Sludge Storage ProjectSewer & wastewater | Linda County Water District | Subcontractor | — |
Most recent 11 of 11. 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
- California Department of Transportation (Caltrans) · 4 projects
- City of Modesto - Utilities · 2 projects
- California Department of Transportation · 2 projects
- Linda County Water District · 1 project
- City of Modesto - Utilities. · 1 project
- Coachella Valley Water District · 1 project
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