Is Johns Manville laying off workers?
Yes. Johns Manville filed a WARN notice in the last 12 months covering 90 jobs. The most recent was filed Feb 6, 2026 for Willows, California, effective Apr 19, 2026. Across every year on record since 2006: 4 notices covering 445 jobs.
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 a WARN notice in the last 12 months covering 90 jobs. The most recent was filed Feb 6, 2026 for Willows, California, effective Apr 19, 2026. Across every year on record since 2006: 4 notices covering 445 jobs.
90 jobs in WARN notices filed in the last 12 months. 445 jobs across all 4 official WARN filings on record since 2006, 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.