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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

WARN Act layoff notices
CompanyCityEmployeesNotice DateType
Durham School ServicesHouse Springs107
First Student - House SpringsHouse Springs127Closure
Concentrix CVG Corporation (formerly Convergys)Arnold168Closure
ConvergysArnold319Closure
First StudentHigh Ridge191
First StudentHigh Ridge8Layoff
NJVC, LLC (Arnold Printing)Arnold54Closure
Doe Run Company (Herculaneum Smelting Division)Herculaneum209Closure
ATK (Eagle Industries Unlimited)Fenton325Layoff
Steelweld EquipmentSt. Clair59Layoff