COMPANY DOSSIER
Masonite Corporation (Owens Corning Doors) Layoffs
Yes. Masonite Corporation, trading as Owens Corning Doors, filed 5 WARN notices to cut 371 jobs in 4 states. The most recent was filed Sep 8, 2026 under the federal WARN Act.
371 roles affected across 5 filings in 4 states.
Canary status: ListeningEVIDENCE-BASED · NOT A PREDICTION
1 WARN filing in the last 4 months (46 jobs)
CanaryWhistle's own assessment, computed from the public filings listed on this page. It is a read of hiring and workforce activity, not a statement about Masonite's solvency or creditworthiness. Not a credit rating and not financial advice. See our sources and method.
◆ NATIONAL FOOTPRINT · 4 states. Each state files its own WARN notice, so small per-state counts are slices of one distributed layoff. Ranked by jobs cut:
Filing history
Masonite has filed 5 WARN notices between 2007 and 2026, cutting 371 jobs in total. Activity picked back up in the last 12 months (46 jobs) after a quiet prior year.
103
73
74
75
46
'07
'08
'09
'10
'11
'12
'13
'14
'15
'16
'17
'18
'19
'20
'21
'22
'23
'24
'25
'26
Every filing
Filed Sep 8, 2026 (3d ago) · Effective · · official filing →
46
LayoffGreenville, Texas
Filed Jan 8, 2024 (2y ago) · Effective Dec 6, 2023 · official filing →
75
LayoffWalkerton, Indiana
Filed Sep 28, 2022 (4y ago) · Effective Nov 27, 2022 · official filing →
74
LayoffSouth Bend, Indiana
Filed Oct 22, 2009 (17y ago) · Effective Dec 23, 2009 · official filing →
73
LayoffLOGAN TOWNSHIP, New Jersey
Effective May 21, 2007 · notice date not published by New Jersey · official filing →
103
LayoffQuestions
Is Masonite laying off employees?
Yes. Masonite Corporation, trading as Owens Corning Doors, filed 5 WARN notices to cut 371 jobs in 4 states. The most recent was filed Sep 8, 2026 under the federal WARN Act.
How many jobs is Masonite cutting?
371 jobs, across 5 official WARN filings in 4 states.
Watching Masonite?
We'll email you if there are further filings, expansions, or new locations affected.