Kaiser filed a WARN notice reporting 4 affected employees at its Corona, California location in November 2026. The layoffs take effect on November 20, 2026, following a notice filed on September 21, 2026.
Filing details
- Affected employees
- 4
- Effective date
- Nov 20, 2026
- Notice date
- Sep 21, 2026
- Location
- 1840 California Ave., Corona, CA, 92881
- Action
- Layoff Permanent
Filing documents
The official WARN notice filed for Kaiser, shown page by page.

