US WARN layoff notices › Employers › S › Supernal
Official state WARN filings by Supernal since 1988, normalized from state labor department sources. Latest notice: 2026-03-02.
Filed under 5 spellings in state records, merged on this page: Supernal, LLC (15555 Laguna Canyon Road); Supernal, LLC - 117; Supernal, LLC - 401; Supernal, LLC. (117 Waterworks Way).
| Notice date | State | Location | Employees | Effective date | Type |
|---|---|---|---|---|---|
| 2026-03-02 | California | Kern County | 13 | 2026-04-28 | Layoff Permanent |
| 2026-03-02 | California | Kern County | 1 | 2026-04-28 | Layoff Permanent |
| 2026-03-02 | California | Orange County | 176 | 2026-04-28 | Layoff Permanent |
| 2026-03-02 | California | Alameda County | 48 | 2026-04-28 | Layoff Permanent |
| 2026-03-02 | California | Orange County | 58 | 2026-04-28 | Layoff Permanent |
| 2025-06-30 | California | Orange County | 20 | 2025-06-30 | Layoff Permanent |
| 2025-06-30 | California | Orange County | 5 | 2025-06-30 | Layoff Permanent |
| 2025-06-30 | California | Kern County | 1 | 2025-06-30 | Layoff Permanent |
| 2025-06-30 | California | Alameda County | 27 | 2025-06-30 | 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.
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