TETRA MECHANICAL SERVICES
California contractor license #273330 · Simi Valley, Ventura County
License
- License number
- 273330
- Status
- Clear
- Classifications
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor
- C-38 Refrigeration Contractor
- Business type
- Sole Owner
- Issued
- Jan 17, 1972
- Expires
- Aug 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — Hartford Casualty Insurance Company
- 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 Sep 9, 2026. Verify license #273330 on CSLB's License Check.
California public works
TETRA MECHANICAL SERVICES appears on 1 public works project registered with the California Department of Industrial Relations, 1 of them as the prime contractor, for 1 awarding body between 2025 and 2025. Projects it led total $53,578 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Dec 4, 2025 | Refrigeration Repairs R26-02528HVAC & mechanical | Simi Valley Unified School District | Prime | $53,578 |
Most recent 1 of 1. 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
- Simi Valley Unified School District · 1 project
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