TOP LINE ENGINEERS INC
California contractor license #1000389 · Hayward, Alameda County
License
- License number
- 1000389
- Status
- Clear
- Classifications
- A General Engineering Contractor
- B General Building Contractor
- C-2 Insulation and Acoustical Contractor
- C-33 Painting and Decorating Contractor
- Business type
- Corporation
- Issued
- Jan 21, 2015
- Expires
- Jan 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — Omaha National Casualty Company
- Contractor's bond
- $25,000 — Western Surety Company
- DIR public works registration
- Registered through Jun 30, 2028
From the California Contractors State License Board (CSLB) public license file, last updated Sep 14, 2026. Verify license #1000389 on CSLB's License Check.
California public works
TOP LINE ENGINEERS INC appears on 6 public works projects registered with the California Department of Industrial Relations, 6 of them as the prime contractor, for 6 awarding bodies between 2024 and 2026. Projects it led total $990,010 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Aug 26, 2026 | Johnston Ranch Water Distribution Proj.Other | Midpeninsula Regional Open Space District | Prime | $158,002 |
| Mar 10, 2026 | Prewett Water Park Concrete ImprovementsParks, landscape & fields | City of Antioch | Prime | $198,500 |
| Feb 15, 2026 | Civic Center Fountain RestorationHVAC & mechanical | City of Concord | Prime | $159,800 |
| Jun 18, 2025 | Reservoir No 2 RehabilitationWater | Donner Summit Public Utility District | Prime | $309,170 |
| Sep 24, 2024 | Pond Drain Headwall RepairOther | Central Marin Sanitation Agency | Prime | $17,200 |
| Aug 23, 2024 | Annual Coating of Steel Regulating TanksOther | Westlands Water District | Prime | $147,338 |
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
- Westlands Water District · 1 project
- Midpeninsula Regional Open Space District · 1 project
- City of Concord · 1 project
- Central Marin Sanitation Agency · 1 project
- City of Antioch · 1 project
- Donner Summit Public Utility District · 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