Employers in Wisconsin posted 8 WARN Act notices in September 2025, affecting an estimated 736 workers — reflecting a significant uptick compared to August and up 257% versus September 2024. The average filing covered 92 workers, with 4 closures among the notices.
| Industry | Notices | Workers |
|---|---|---|
| Transportation | 4 | 300 |
| Other | 1 | 240 |
| Manufacturing | 3 | 196 |
The Transportation sector saw the heaviest impact with 300 workers across 4 notices. On a related front, Other reported 240 workers.
| County | Notices | Workers |
|---|---|---|
| Brown | 1 | 240 |
| Outagamie | 1 | 127 |
| Milwaukee | 2 | 114 |
| Sheboygan | 1 | 104 |
| Racine | 1 | 59 |
Brown saw the most concentrated activity, accounting for 33% of all affected workers with 240 workers across 1 notices.
| City | Notices | Workers |
|---|---|---|
| Suamico | 1 | 240 |
| Appleton | 1 | 127 |
| Milwaukee | 2 | 114 |
| Random Lake | 1 | 104 |
| Sturtevant | 1 | 59 |
| Type | Notices | Workers |
|---|---|---|
| Closure | 4 | 436 |
The high proportion of closures (59% of affected workers) suggests structural shifts rather than temporary cutbacks in Wisconsin's labor market.
| Company | City | Workers | Type | Date |
|---|---|---|---|---|
| Saputo Cheese USA Inc | Suamico | 240 | Closure | 2025-09-05 |
| Air Wisconsin Airlines LLC (ATW) | Appleton | 127 | 2025-09-05 | |
| Sheridan Random Lake | Random Lake | 104 | Closure | 2025-09-23 |
| Air Wisconsin Airlines LLC (MKE) | Milwaukee | 84 | 2025-09-05 | |
| 360x Logistics LLC | Sturtevant | 59 | 2025-09-05 | |
| Pregis Innovative Packaging, LLC | Germantown | 48 | Closure | 2025-09-10 |
| Action Printing (A JAL Equity Corp) | Fond Du Lac | 44 | Closure | 2025-09-25 |
| Air Wisconsin Airlines LLC (MKE Hangar) | Milwaukee | 30 | 2025-09-05 |
The largest notice was filed by Saputo Cheese USA Inc at its Suamico facility, reporting 240 affected workers. Air Wisconsin Airlines LLC (ATW) followed with 127 workers.
This marks the third consecutive month of rising layoff activity.
The trends suggest mounting pressure on the Wisconsin labor market, with activity running above both recent and year-ago benchmarks. The Transportation sector warrants close attention heading into the next period.
This analysis is based on official WARN Act filings reported by Wisconsin. The Worker Adjustment and Retraining Notification (WARN) Act requires employers with 100+ employees to provide 60-day advance notice of mass layoffs and plant closings. Data is updated daily by WARN Firehose. View all Wisconsin WARN notices, browse layoffs by state, or download the full dataset.
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