BAY AIR SYSTEMS INC
California contractor license #450929 · Concord, Contra Costa County
License
- License number
- 450929
- Status
- Clear
- Classifications
- C-4 Boiler, Hot-Water Heating and Steam Fitting Contractor
- C-10 Electrical Contractor
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor
- C-36 Plumbing Contractor
- Business type
- Corporation
- Issued
- Jan 3, 1984
- Expires
- Jan 31, 2028
- Workers' compensation
- Workers' Compensation Insurance — Continental Insurance Company (The)
- Contractor's bond
- $25,000 — Merchants Bonding Company (Mutual)
- DIR public works registration
- Registered through Jun 30, 2028
From the California Contractors State License Board (CSLB) public license file, last updated Oct 1, 2026. Verify license #450929 on CSLB's License Check.
California public works
BAY AIR SYSTEMS INC appears on 5 public works projects registered with the California Department of Industrial Relations, 2 of them as the prime contractor, for 4 awarding bodies between 2023 and 2024. Projects it led total $30,061 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Dec 19, 2024 | Irwindale Public Library Improv. ProjectBuildings & facilities | City of Irwindale | Subcontractor | $8,084,701 |
| Nov 23, 2023 | 911 Fire DispatchBuildings & facilities | Sare-Regis Management Co., LP | Subcontractor | — |
| Jun 23, 2023 | Pathway to compassionate detoxificationOther | Pathway Society, Inc. | Subcontractor | $6,446,612 |
| — | PR204954576Other | University of California San Francisco | Prime | $17,073 |
| — | PR204955073Other | University of California San Francisco | Prime | $12,988 |
Most recent 5 of 5. 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
- University of California San Francisco · 2 projects
- City of Irwindale · 1 project
- Pathway Society, Inc. · 1 project
- Sare-Regis Management Co., LP · 1 project
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