Johns Manville Layoffs & WARN Notices — 1,404 Workers Affected

Name: Johns Manville WARN Act Layoff Notices
Creator: LaborCurrent
License: https://creativecommons.org/publicdomain/zero/1.0/

All WARN Act mass layoff and plant closure notices filed by Johns Manville.

Data updated 2026-02-10

Total Notices

1,404

Workers Affected

States

2000

First Filing

2026

Latest Filing

Data Insights

Industry Breakdown

Workers affected by industry sector

Layoff Types

Workers affected by notice type

Johns Manville WARN Act Filings

WARN Act layoff notices
Company	Location	Employees	Notice Date	Type	Source
Johns Manville	Willows, CA	90	2026-02-10	Closure	Agency WARN listing
Johns Manville	Willows, CA	100	2024-09-03	Layoff	Agency WARN listing
Johns Manville	Willows, CA	100	2024-08-30	Temporary Layoff	Source document
Johns Manville	Willows, CA	54	2023-09-11	Closure	Agency WARN listing
Johns Manville	Willows, CA	54	2023-07-21	Temporary Closure	Source document
Johns Manville	Willows, CA	260	2021-09-07	Temporary Closure	Source document
Johns Manville	Nashville, TN	25	2020-05-21		Agency WARN listing
Johns Manville	Willows, CA	13	2020-04-20	Layoff	Agency WARN listing
Johns Manville	Defiance, OH	35	2020-04-06		Agency WARN listing
Johns Manville	Willows, CA	40	2015-01-23	Layoff	Agency WARN listing
Johns Manville	Cleburne, TX	90	2014-07-23		Agency WARN listing
Johns Manville	Willows, CA	53	2010-03-17		Agency WARN listing
Johns Manville	Berlin, NJ	170	2008-11-01		Agency WARN listing
Johns Manville	Phenix City, AL	150	2006-12-06	Closure	Agency WARN listing
Johns Manville	Waterville, OH	100	2006-12-01		Agency WARN listing
Johns Manville	Louisville, KY	70	2000-05-02		Source document

Johns Manville Layoff FAQ

Is Johns Manville laying off in 2026?

Yes. Johns Manville has filed 1 WARN Act notice in 2026 affecting 90 workers. See the filings table above for locations and dates.

How many layoffs has Johns Manville had?

Johns Manville has filed 16 WARN Act notices affecting a total of 1,404 workers across 7 states.

When was Johns Manville's most recent layoff?

Johns Manville's most recent WARN Act filing was on 2026-02-10.

What states has Johns Manville laid off workers in?

Johns Manville has filed WARN Act notices in: Alabama, California, Kentucky, New Jersey, Ohio, Tennessee, Texas.

What is the WARN Act?

The Worker Adjustment and Retraining Notification (WARN) Act is a federal law that requires employers with 100 or more employees to provide 60 calendar days' advance notice of plant closings and mass layoffs.

How do I get notified about Johns Manville layoffs?

Subscribe using the form above to receive free daily email alerts whenever new WARN Act notices are filed. You can also set up custom filters and webhooks with a paid API plan at laborcurrent.com/pricing.

Latest Layoff Reports

November 2026 report October 2026 report September 2026 report

SEC Filings & Hiring Signals

Cross-dataset signals for Johns Manville: SEC 8-K event filings and H-1B labor condition applications shown alongside the WARN notices above. They are linked to this employer by matching its name (or an SEC ticker or CIK we assign to it) — the link is an algorithmic estimate, not verified by the SEC, the Department of Labor or any state agency, and the filings are not restricted to the same period as the notices. Matching rules: methodology.

93 H-1B LCA petitions filed (FY2010–FY2026) — check H-1B layoff risk →

Related Industries

Browse layoff data for industries where Johns Manville operates:

Manufacturing Layoffs

States with Filings

Alabama California Kentucky New Jersey Ohio Tennessee Texas

For Funds & Analysts

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