TERRAPHASE ENGINEERING INC
California contractor license #960398 · Oakland, Alameda County
License
- License number
- 960398
- Status
- Clear
- Classifications
- A General Engineering Contractor
- HAZ Hazardous Substance Removal Certification
- Business type
- Corporation
- Issued
- Apr 27, 2011
- Expires
- Apr 30, 2027
- Workers' compensation
- Workers' Compensation Insurance — National Fire Insurance Company Of Hartford
- 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 Oct 6, 2025. Verify license #960398 on CSLB's License Check.
California public works
TERRAPHASE ENGINEERING INC appears on 6 public works projects registered with the California Department of Industrial Relations, 5 of them as the prime contractor, for 6 awarding bodies between 2023 and 2026. Projects it led total $1,161,892 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Apr 28, 2026 | SUN VIEW/PLEASANT VIEW PHASE IIParks, landscape & fields | OCEAN VIEW SCHOOL DISTRICT | Prime | $124,204 |
| Feb 2, 2026 | Environmental Sampling ServicesOther | Santa Clara Valley Water District - CCSU | Prime | $400,000 |
| Jan 14, 2026 | LAHC - Demo of Nursing Bldg and GeneralDesign, inspection & consulting | Los Angeles Community College District | Prime | $21,000 |
| Apr 2, 2025 | 1025 2 nd Ave Demolition ProjectDemolition & site work | Oakland Unified School District | Prime | $256,726 |
| Aug 24, 2024 | Clean Energy Campus - Electrified HeatinTraffic & signals | University of CA-Berkeley | Subcontractor | $156,186 |
| Nov 1, 2023 | 130 N Hunter St Environmental AssessmentDesign, inspection & consulting | City of Stockton Economic Development Department | Prime | $359,962 |
Most recent 6 of 6. 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
- Santa Clara Valley Water District - CCSU · 1 project
- University of CA-Berkeley · 1 project
- City of Stockton Economic Development Department · 1 project
- Oakland Unified School District · 1 project
- Los Angeles Community College District · 1 project
- OCEAN VIEW SCHOOL DISTRICT · 1 project
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