4900 Rivergrade Road Irwindale CA 91706, California
73 workers · Layoff · filed Sep 23, 2026
A WARN notice is filed with the state before a plant closing or a mass layoff, under the federal WARN Act or a state law like it. Workers is the number the employer said would be affected; plans can change after filing. Data sources
- Company
- City of Hope
- Workers
- 73 workers
- Kind
- Layoff
- Notice date
- Sep 23, 2026
- Effective date
- Nov 24, 2026
- Location
- 4900 Rivergrade Road Irwindale CA 91706
- State
- California
- Notice
- ca-ce0b4fc9b8027ac6
As published
- notice_date
- 09/23/2026
- effective_date
- 11/24/2026
- received_date
- 09/24/2026
- company
- City of Hope
- num_employees
- 73
- layoff_or_closure
- Layoff Permanent
- county
- Los Angeles County
- address
- 4900 Rivergrade Road Irwindale CA 91706
From the California Employment Development Department's WARN list, row 295, read Oct 3, 2026; first seen here Oct 3, 2026. Read with Big Local News's warn-scraper and warn-transformer.