Z3 PLUMBING CORP
California contractor license #991340 · La Habra, Orange County
License
- License number
- 991340
- Status
- Clear
- Classifications
- C-36 Plumbing Contractor
- Business type
- Corporation
- Issued
- Mar 20, 2014
- Expires
- Mar 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 Mar 20, 2026. Verify license #991340 on CSLB's License Check.
California public works
Z3 PLUMBING CORP appears on 7 public works projects registered with the California Department of Industrial Relations, for 6 awarding bodies between 2023 and 2026.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| May 8, 2026 | Hedrick, Rieber, and Rieber AccessibilitBuildings & facilities | University of California, Los Angeles | Subcontractor | $1,234,369 |
| Aug 6, 2025 | Construction New Moorpark City LibraryBuildings & facilities | City of Moorpark | Subcontractor | $29,901,300 |
| Mar 19, 2025 | Hillside Dining Hall Expansion_GMP 01Buildings & facilities | CSU Long Beach | Subcontractor | $4,249,712 |
| Apr 15, 2024 | MSX - Fine Arts 1, 2, 3, 4 - Air ConditiHVAC & mechanical | CA State University Long Beach | Subcontractor | — |
| Apr 15, 2024 | Administration Building Addition - TempoBuildings & facilities | California Construction Authority | Subcontractor | — |
| Mar 21, 2024 | Administration Building AdditionBuildings & facilities | California Construction Authority | Subcontractor | $21,579,765 |
| Sep 11, 2023 | Tennis and Pickleball Center ImprovementBuildings & facilities | City of Seal Beach | Subcontractor | — |
Most recent 7 of 7. 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 Construction Authority · 2 projects
- University of California, Los Angeles · 1 project
- City of Moorpark · 1 project
- CSU Long Beach · 1 project
- CA State University Long Beach · 1 project
- City of Seal Beach · 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