WARN Act Layoffs in Jefferson County, Missouri
WARN Act mass layoff and plant closure notices in Jefferson County, Missouri, updated daily.
1
Notices (2026)
107
Workers Affected
Durham School Services
Biggest Filing (107)
Transportation
Top Industry
Latest WARN Notices in Jefferson County
| Company | City | Employees | Notice Date | Type |
|---|---|---|---|---|
| Durham School Services | House Springs | 107 | ||
| First Student - House Springs | House Springs | 127 | Closure | |
| Concentrix CVG Corporation (formerly Convergys) | Arnold | 168 | Closure | |
| Convergys | Arnold | 319 | Closure | |
| First Student | High Ridge | 191 | ||
| First Student | High Ridge | 8 | Layoff | |
| NJVC, LLC (Arnold Printing) | Arnold | 54 | Closure | |
| Doe Run Company (Herculaneum Smelting Division) | Herculaneum | 209 | Closure | |
| ATK (Eagle Industries Unlimited) | Fenton | 325 | Layoff | |
| Steelweld Equipment | St. Clair | 59 | Layoff |
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