Missouri · City

Layoffs in St. Charles

Since April 6, 2026, our records for St. Charles include 3 WARN notices naming 341 workers.

Part of the St. Louis, MO-IL metro area.

Largest WARN notices: Nike IHM, Inc (dba AirMI) (172, Apr 23, 2026); General Mills Operations, LLC (163, Apr 6, 2026); General Mills (6, May 27, 2026).

WARN notices in St. Charles

As filed with the state (all Missouri notices). A notice is the employer’s plan; actual job losses can differ.

Notice date Employer Location Workers Type Effective Filing
General Mills St. Charles 6 Closure Jun 2, 2026 State report
Nike IHM, Inc (dba AirMI) St. Charles · St. Charles County 172 Layoff Jun 26, 2026 State report
General Mills Operations, LLC St. Charles · St. Charles County 163 Closure Jun 8, 2026 State report

Rules and resources in Missouri

Notice rules

Under the federal WARN Act, employers with 100 or more employees generally must give 60 days’ written notice before a plant closing or mass layoff.

We have not yet verified whether Missouri adds notice rules of its own. Some states do. Your state workforce agency can tell you.

Where to get help