Johns Manville Layoffs
Yes. Johns Manville filed 4 WARN notices to cut 445 jobs in 4 states, with the layoffs effective Apr 19, 2026. The most recent was filed Feb 6, 2026 under the federal WARN Act.
445 roles affected across 4 filings in 4 states.
Filing history
Johns Manville has filed 4 WARN notices between 2006 and 2026, cutting 445 jobs in total. Activity picked back up in the last 12 months (90 jobs) after a quiet prior year.
Every filing
Questions
Yes. Johns Manville filed 4 WARN notices to cut 445 jobs in 4 states, with the layoffs effective Apr 19, 2026. The most recent was filed Feb 6, 2026 under the federal WARN Act.
445 jobs, across 4 official WARN filings in 4 states.
The most recent filing lists an effective date of Apr 19, 2026. The WARN Act requires roughly 60 days' advance notice, so the filing date precedes the job losses.
We'll email you if there are further filings, expansions, or new locations affected.