Johns Manville Layoffs
Layoff Detector tracks official WARN Act notices filed by Johns Manville across U.S. states. There are 24 filings on record, affecting 1,434 workers from 2000 to 2026.
Total filings
24
Workers affected
1,434
States
7
Latest filing
Feb 6, 2026
Filings
| Location | Employees Affected | Notice Date | Type | Source |
|---|---|---|---|---|
| California | 90 | Feb 6, 2026 | Closure Temporary | — |
| California | 90 | Feb 6, 2026 | Closure Temporary | — |
| California | 100 | Aug 30, 2024 | Layoff Temporary | — |
| California | 100 | Aug 30, 2024 | Layoff Temporary | — |
| California | 54 | Jul 21, 2023 | Closure Temporary | — |
| California | 54 | Jul 21, 2023 | Closure Temporary | — |
| California | 260 | Sep 7, 2021 | Closure Temporary | — |
| California | 260 | Sep 7, 2021 | Closure Temporary | — |
| Tennessee | — | May 22, 2020 | — | — |
| Tennessee | — | May 22, 2020 | — | — |
| Defiance/Defiance, Ohio | — | Apr 7, 2020 | — | — |
| Defiance/Defiance, Ohio | — | Apr 7, 2020 | — | — |
| Willows, California | 13 | Mar 26, 2020 | Layoff Temporary | — |
| Willows, California | 13 | Mar 26, 2020 | Layoff Temporary | — |
| Willows, California | 40 | Jan 21, 2015 | Layoff Temporary | — |
| Willows, California | 40 | Jan 21, 2015 | Layoff Temporary | — |
| Cleburne, Texas | 90 | Jul 23, 2014 | — | — |
| Cleburne, Texas | 90 | Jul 23, 2014 | — | — |
| Kentucky | 70 | May 2, 2000 | — | — |
| Kentucky | 70 | May 2, 2000 | — | — |
| BERLIN, New Jersey | — | — | — | — |
| Phenix City, Alabama | — | — | — | — |
| BERLIN, New Jersey | — | — | — | — |
| Phenix City, Alabama | — | — | — | — |
California
Closure TemporaryCalifornia
Closure TemporaryCalifornia
Layoff TemporaryCalifornia
Layoff TemporaryCalifornia
Closure TemporaryCalifornia
Closure TemporaryCalifornia
Closure TemporaryCalifornia
Closure TemporaryTennessee
—Tennessee
—Defiance/Defiance, Ohio
—Defiance/Defiance, Ohio
—Willows, California
Layoff TemporaryWillows, California
Layoff TemporaryWillows, California
Layoff TemporaryWillows, California
Layoff TemporaryCleburne, Texas
—Cleburne, Texas
—Kentucky
—Kentucky
—BERLIN, New Jersey
—Phenix City, Alabama
—BERLIN, New Jersey
—Phenix City, Alabama
—Search all WARN notices or browse data coverage by state.
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