ZONE 4 CONSTRUCTION INC
California contractor license #797500 · San Carlos, San Mateo County
License
- License number
- 797500
- Status
- Clear
- Classifications
- B General Building Contractor
- C-10 Electrical Contractor
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor
- Business type
- Corporation
- Issued
- Jul 17, 2001
- Expires
- Jul 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — Omaha National Casualty 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 Jan 2, 2026. Verify license #797500 on CSLB's License Check.
California public works
ZONE 4 CONSTRUCTION INC appears on 16 public works projects registered with the California Department of Industrial Relations, 13 of them as the prime contractor, for 8 awarding bodies between 2024 and 2026. Projects it led total $7,388,613 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| May 11, 2026 | Skyline HVAC ReplacementHVAC & mechanical | South San Francisco Unified School District | Prime | $1,795,930 |
| May 6, 2026 | 1016 Laurel Street AlterationsPaving & streets | Sequoia Healthcare District | Prime | $811,706 |
| Apr 16, 2026 | Theuerkauf ES Restroom ModernizationPlumbing & restrooms | Mountain View-Whisman School District | Prime | $648,703 |
| Apr 9, 2026 | Skyline ES Alterations to 5-Bldgs HVACHVAC & mechanical | South San Francisco Unified School District | Prime | $1,795,930 |
| Feb 13, 2026 | HR Bottle Filler InstallationOther | Daly City Public Works Maintenance Division | Prime | $13,365 |
| Oct 17, 2025 | CH 1ST FL CDD TENANT IMPRVMTS 16-64Buildings & facilities | City of Mountain View | Prime | $480,062 |
| Jun 27, 2025 | Admin Bathroom UpdatePlumbing & restrooms | Oro Loma Sanitary District | Subcontractor | $82,997 |
| May 22, 2025 | Recreation Admin Office RemodelPainting & flooring | City of Daly City - Department of Recreation Services | Prime | $117,290 |
| May 22, 2025 | District Office Accessibility ImprovemenDemolition & site work | South San Francisco Unified School District | Prime | $544,813 |
| May 15, 2025 | Finance Department ImprovementsBuildings & facilities | Daly City Public Works Maintenance Division | Prime | $121,175 |
| Apr 28, 2025 | Lawson Hall Lead Abatement & PaintDemolition & site work | Daly City Public Works Maintenance Division | Prime | $98,778 |
| Apr 16, 2025 | Police Department ImprovementsOther | Daly City Public Works Maintenance Division | Prime | $104,697 |
| Apr 4, 2025 | Parkway Heights MS: Bldg D AlterationsBuildings & facilities | South San Francisco Unified School District | Subcontractor | $426,315 |
| Feb 10, 2025 | Corporate Yard Admin Building RepairBuildings & facilities | Daly City Public Works Maintenance Division | Prime | $75,755 |
| Dec 9, 2024 | Doelger Art Center Roofing & HVAC ReplacRoofing | City of Daly City | Prime | $780,409 |
| Mar 11, 2024 | Civic Center North Human Resources TenanHVAC & mechanical | City of Daly City | Subcontractor | $1,621,145 |
Most recent 16 of 16. 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
- Daly City Public Works Maintenance Division · 5 projects
- South San Francisco Unified School District · 4 projects
- City of Daly City · 2 projects
- Mountain View-Whisman School District · 1 project
- City of Mountain View · 1 project
- Oro Loma Sanitary District · 1 project
- City of Daly City - Department of Recreation Services · 1 project
- Sequoia Healthcare District · 1 project
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