US WARN layoff notices › Employers › O › Owens Corning
Official state WARN filings by Owens Corning since 1988, normalized from state labor department sources. Latest notice: 2026-07-21.
Filed under 4 spellings in state records, merged on this page: Owens Corning Amarillo Facility; Owens Corning Insulating Systems; Owens-Corning - Amarillo.
| Notice date | State | Location | Employees | Effective date | Type |
|---|---|---|---|---|---|
| 2026-07-21 | Indiana | Walkerton | 130 | 2026-09-19 | CL |
| 2025-10-27 | Utah | Nephi | 67 | — | — |
| 2023-08-18 | Indiana | Wabash | 87 | 2023-10-31 | CL |
| 2023-07-19 | Arizona | Eloy | 63 | — | WARN |
| 2023-02-07 | Texas | Amarillo, Potter | 200 | 2023-04-04 | — |
| 2022-07-28 | California | Santa Clara County | 225 | 2022-10-31 | Closure Permanent |
| 2020-06-11 | Texas | Amarillo, Randall | 205 | 2020-08-05 | — |
| 2019-01-16 | California | Santa Clara, Santa Clara | 60 | 2019-03-17 | Layoff Permanent |
| 2015-06-24 | Tennessee | Memphis, Shelby County | 16 | 2015-07-05 | Layoff Permanent |
| 2010-11-03 | Kansas | — | 140 | — | WARN |
| 2002-08-06 | Michigan | Grand Rapids | 80 | — | Facility Closure |
| 2002-01-30 | Alabama | Athens | 63 | 2002-03-31 | Closing * |
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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