US WARN layoff notices › Employers › A › Adventist Health Simi Valley
Official state WARN filings by Adventist Health Simi Valley since 1988, normalized from state labor department sources. Latest notice: 2026-06-26.
| Notice date | State | Location | Employees | Effective date | Type |
|---|---|---|---|---|---|
| 2026-06-26 | California | Ventura County | 7 | 2026-07-03 | Layoff Permanent |
| 2025-08-15 | California | Ventura County | 1 | 2025-08-15 | Layoff Permanent |
| 2025-08-14 | California | Ventura County | 2 | 2025-08-01 | Layoff Permanent |
| 2025-02-10 | California | Ventura County | 1 | 2025-02-10 | Layoff Permanent |
| 2024-12-06 | California | Ventura County | 12 | 2024-12-06 | Layoff Permanent |
| 2024-10-09 | California | Ventura County | 10 | 2024-09-27 | Layoff Permanent |
| 2024-08-12 | California | Ventura County | 1 | 2024-08-31 | Layoff Permanent |
| 2024-05-23 | California | Ventura County | 3 | 2024-05-23 | Layoff Permanent |
| 2024-02-09 | California | Ventura County | 53 | 2024-05-08 | Layoff Permanent |
| 2020-07-09 | California | Simi Valley, Ventura County | 1 | 2020-05-05 | Layoff Permanent |
| 2020-07-09 | California | Simi Valley, Ventura County | 3 | 2020-05-05 | Layoff Temporary |
| 2020-06-05 | California | Simi Valley, Ventura County | 7 | 2020-07-01 | Layoff Permanent |
| 2020-01-13 | California | Simi Valley, Ventura County | 7 | 2020-03-07 | Closure Permanent |
| 2019-02-04 | California | Simi Valley, Ventura County | 23 | 2019-03-23 | Layoff Permanent |
Source: state WARN Act disclosures, normalized in the free US WARN notices dataset (CSV/JSON, no login, no delay, notices 1988+). WARN notices are advance notifications of plant closings and mass layoffs; actual layoff counts and dates can change after filing.
