Seeo INC
3906 Trust Way, Hayward, CA 94545
A closure has been reported but not corroborated.
- Plant closing notice effective MAR 15, 2019 · 45 employees · filed JAN 17, 2019 · Closure Permanent — this notice is why the plant is listed as reported closed
Notices filed with the state under the federal WARN Act, as the state publishes them, collected by the WARN Act notices feed (CC BY 4.0). A notice records what the employer told the state; it is not by itself proof that the plant closed.
What they make
Battery Manufacturing335911Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Blue Current INC | Hayward | Battery Manufacturing 335910 | ACTIVE | 0.1 KM |
| Therm-x of California INC | Hayward | Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables 334513 | UNVERIFIED | 1.0 KM |
| Ampex Data Systems Corporation | Hayward | Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables 334513 | ACTIVE | 1.1 KM |
| Thermionics Laboratory, INC. | Hayward | Semiconductor Machinery Manufacturing 333242 | ACTIVE | 1.7 KM |
| Alpha Magnetics, INC | Hayward | Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing 334416 | ACTIVE | 2.2 KM |
Also at this address
More than one federal record exists for this street address. The primary record for the site is listed first.
Where this record comes from
2 sources hold this plant, and 6 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.
EPA cross-references this facility in CA-CERS, CA-ENVIROVIEW, EIS, RCRAINFO · EPA site type STATIONARY.
- State WARN plant-closing and layoff noticesCLOSUREfirst seen MAR 2019 · last seen MAR 2019
- EPA Facility Registry ServiceEXISTENCERecord 110055671134 · first seen OCT 2015 · last seen OCT 2015
IN ALAMEDA COUNTY88 other plants share this one’s industry (Other Electrical Equipment and Component Manufacturing, NAICS 3359); 11 of them have a size band on record.
What each source says
Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.
- Name
- EPA: SEEO INC · OCT 2026
- Street address
- EPA: 3906 TRUST WAY · OCT 2026
- City
- EPA: HAYWARD · OCT 2026
- State
- EPA: CA · OCT 2026
- Coordinates
- EPA: 37.62314,-122.12413 · OCT 2026
- Hazardous waste generator (RCRA)
- EPA ECHO: none · OCT 2026
