Lonza Biologics
2277 National Ave, Hayward, CA 94545
A closure has been reported but not corroborated.
- Plant closing notice effective FEB 2, 2024 · 218 employees · filed JAN 11, 2024 · 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
Biological Product (except Diagnostic) Manufacturing325414Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Baxter Healthcare INC | Hayward | Pharmaceutical Preparation Manufacturing 325412 | ACTIVE | 0.3 KM |
| Biolog, INC. | Hayward | In-Vitro Diagnostic Substance Manufacturing 325413 | ACTIVE | 0.9 KM |
| Truepill, Inc. | Hayward | Pharmaceutical Preparation Manufacturing 325412 | LIKELY ACTIVE | 1.6 KM |
| Arcus Biosciences | Hayward | Biological Product (except Diagnostic) Manufacturing 325414 | UNVERIFIED | 2.6 KM |
| Affimedix, INC. | Hayward | In-Vitro Diagnostic Substance Manufacturing 325413 | ACTIVE | 2.8 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
2 sources hold this plant, and 7 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 RCRAINFO · EPA site type STATIONARY.
- State WARN plant-closing and layoff noticesCLOSUREfirst seen FEB 2024 · last seen FEB 2024
- EPA Facility Registry ServiceEXISTENCERecord 110070676645 · first seen JAN 2020 · last seen JAN 2020
IN ALAMEDA COUNTY201 other plants share this one’s industry (Pharmaceutical and Medicine Manufacturing, NAICS 3254); 17 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: LONZA BIOLOGICS · OCT 2026
- Street address
- EPA: 2277 NATIONAL AVE · OCT 2026
- City
- EPA: HAYWARD · OCT 2026
- State
- EPA: CA · OCT 2026
- County (FIPS code)
- EPA: 06001 · OCT 2026
- Coordinates
- EPA: 37.649133,-122.128373 · OCT 2026
- Hazardous waste generator (RCRA)
- EPA ECHO: none · OCT 2026