Fibrogen

• Layoff notice effective AUG 2, 2024 · 127 employees · filed AUG 2, 2024 · Layoff Permanent — recorded; a layoff does not change the status
• Layoff notice effective SEP 15, 2023 · 104 employees · filed AUG 23, 2023 · Layoff Permanent — recorded; a layoff does not change the status

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

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
NTNektar Therapeutics	San Francisco	Pharmaceutical Preparation Manufacturing 325412	◇ UNVERIFIED	0.4 KM
TBTwist Bioscience CORP	San Francisco	Biological Product (except Diagnostic) Manufacturing 325414	◇ UNVERIFIED	0.5 KM
Gemini Therapeutics, INC	San Francisco	Pharmaceutical Preparation Manufacturing 325412	● ACTIVE	0.8 KM
JHJaguar Health INC	San Francisco	Pharmaceutical Preparation Manufacturing 325412	◐ LIKELY ACTIVE	3.0 KM
SFSan Francisco Public Health Laboratory	San Francisco	In-Vitro Diagnostic Substance Manufacturing 325413	◐ LIKELY ACTIVE	3.0 KM

Every listed plant in San Francisco County

Also at this address

No other federal record shares this street address.

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 CARB-TCH, EIS · EPA site type STATIONARY.

• EPA Facility Registry ServiceEXISTENCE
  Record 110071753611 · first seen AUG 2024 · last seen AUG 2024
• State WARN plant-closing and layoff noticesEXISTENCE
  first seen AUG 2024 · last seen AUG 2024

IN SAN FRANCISCO COUNTY37 other plants share this one’s industry (Pharmaceutical and Medicine Manufacturing, NAICS 3254); 2 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: FIBROGEN · OCT 2026

Street address

EPA: 409 ILLINOIS STREET · OCT 2026

City

EPA: SAN FRANCISCO · OCT 2026

State

EPA: CA · OCT 2026

County (FIPS code)

EPA: 06075 · OCT 2026

Coordinates

EPA: 37.766681,-122.388133 · OCT 2026