US WARN layoff notices › Employers › A › Air Wisconsin
Official state WARN filings by Air Wisconsin since 1988, normalized from state labor department sources. Latest notice: 2025-09-05.
Filed under 8 spellings in state records, merged on this page: Air Wisconsin Airline; Air Wisconsin Airlines; Air Wisconsin Airlines - Dayton International Airport; Air Wisconsin Airlines LLC (ATW); Air Wisconsin Airlines LLC (MKE Hangar); Air Wisconsin Airlines LLC (MKE); Air Wisconsin Airlines LLC at O'Hare Airport.
| Notice date | State | Location | Employees | Effective date | Type |
|---|---|---|---|---|---|
| 2025-09-05 | Wisconsin | Appleton | 127 | 2025-10-28 | WR |
| 2025-09-05 | Wisconsin | Milwaukee | 30 | 2025-10-28 | WR |
| 2025-09-05 | Wisconsin | Milwaukee | 84 | 2025-10-28 | WR |
| 2025-04-10 | Wisconsin | Appleton | 117 | 2025-06-01 | WR |
| 2025-04-10 | Wisconsin | Milwaukee | 11 | 2025-06-01 | WR |
| 2025-01-31 | Illinois | Chicago, Terminal 1, Ramp Level G1 | 221 | — | State |
| 2025-01-30 | Ohio | Dayton/Montgomery | 201 | 2025-03-31 | Layoff |
| 2025-01-30 | Wisconsin | Appleton | 284 | 2025-03-31 | WR |
| 2025-01-30 | Wisconsin | Milwaukee | 219 | 2025-03-31 | WR |
| 2021-01-28 | Wisconsin | Milwaukee | 140 | 2021-04-01 | WR |
| 2021-01-28 | Virginia | Dulles | 140 | 2021-04-01 | Layoff |
| 2020-07-29 | Wisconsin | Milwaukee, Appleton | 361 | 2020-10-01 | WR |
| 2020-07-27 | Ohio | Vandalia/Montgomery | 47 | 2020-10-01 | — |
| 2020-07-24 | Illinois | Chicago, 10000 W O'Hare Ave Terminal 2 Ramp Level F12 | 332 | — | State |
| 2017-12-13 | Virginia | Norfolk | 213 | 2018-02-16 | Closure |
| 2005-04-14 | Illinois | CHICAGO, OHare International Airport Terminal 2, Gate F4 | 800 | — | State |
| 1993-01-28 | Illinois | CHICAGO, OHare International Airport Terminal 2, Gate F4 | 135 | — | State |
Source: state WARN Act disclosures, normalized in the free US WARN notices dataset (CSV/JSON, no login, no delay, notices 1988+). WARN notices are advance notifications of plant closings and mass layoffs; actual layoff counts and dates can change after filing.
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