Air Wisconsin Airlines LLC
* The company provided a separate communication with the breakdown of the number affected at each site. filed 2 WARN Act notices in 2025, affecting a total of 503 employees. All filings are in Wisconsin. All classified notices are layoffs.

Under the WARN Act (Worker Adjustment and Retraining Notification Act), employers with 100 or more employees are required to provide 60 days advance notice before conducting plant closures or mass layoffs. These notices are filed with state labor departments and are public record.

All WARN Act Notices

Location Effective Date Employees Type
Milwaukee, WI Mar 31, 2025 219 layoff
Appleton, WI Mar 31, 2025 284 layoff