Contra Costa County, California
3 workers · Layoff · filed Mar 17, 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
- Corteva Agriscience
- Workers
- 3 workers
- Kind
- Layoff
- Notice date
- Mar 17, 2026
- Effective date
- Jun 5, 2026
- Location
- Contra Costa County
- State
- California
- Notice
- ca-17295c8eb28f51f7
As published
- notice_date
- 03/17/2026
- effective_date
- 06/05/2026
- received_date
- 03/17/2026
- company
- Corteva Agriscience
- num_employees
- 3
- layoff_or_closure
- Layoff Permanent
- county
- Contra Costa County
From the California Employment Development Department's WARN list, row 1,421, read Oct 3, 2026; first seen here Oct 3, 2026. Read with Big Local News's warn-scraper and warn-transformer.