Cornerstone Building Brands Layoffs

Name: Cornerstone Building Brands 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 Cornerstone Building Brands.

Data updated 2026-08-27

Total Notices

959

Workers Affected

States

2019

First Filing

2026

Latest Filing

Data Insights

Industry Breakdown

Workers affected by industry sector

Layoff Types

Workers affected by notice type

Cornerstone Building Brands WARN Act Filings

WARN Act layoff notices
Company	Location	Employees	Notice Date	Type
Cornerstone Building Brands	Walbridge, OH	104	2026-08-27	Closure
Cornerstone Building Brands	Kearney, MO	61	2026-08-20	Layoff
Cornerstone Building Brands	Tualatin, OR	76	2024-10-15	Closure
Cornerstone Building Brands	North Brunswick, NJ	86	2024-09-01
Cornerstone Building Brands	North Brunswick, NJ	72	2024-04-01
Cornerstone Building Brands	Lansing, IL	274	2023-06-06	Closure
Cornerstone Building Brands DBA Silver Line Building Products/Cornerstone Building Brands Services, Inc	Lansing, IL	274	2023-06-02	Closure
Cornerstone Building Brands	Gold River, CA	128	2023-02-23	Layoff
Cornerstone Building Brands, Inc. DBA PlyGem Pacific Windows	Corona, CA	118	2020-06-05	Closure
Cornerstone Building Brands (MBCI)	Hernando, MS	42	2020-03-05	Closure
Cornerstone Building Brands	Ambridge, PA	100	2020-03-01	Closure
Cornerstone Building Brands	Cary, NC	58	2019-06-03	Layoff

Cornerstone Building Brands Layoff FAQ

Is Cornerstone Building Brands laying off in 2026?

Yes. Cornerstone Building Brands has filed 2 WARN Act notices in 2026 affecting 165 workers. See the filings table above for locations and dates.

How many layoffs has Cornerstone Building Brands had?

Cornerstone Building Brands has filed 12 WARN Act notices affecting a total of 1,393 workers across 9 states.

When was Cornerstone Building Brands's most recent layoff?

Cornerstone Building Brands's most recent WARN Act filing was on 2026-08-27.

What states has Cornerstone Building Brands laid off workers in?

Cornerstone Building Brands has filed WARN Act notices in: California, Illinois, Missouri, Mississippi, North Carolina, New Jersey, Ohio, Oregon, Pennsylvania.

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 Cornerstone Building Brands 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

December 2026 report November 2026 report October 2026 report

SEC Filings & Hiring Signals

Cross-dataset signals for Cornerstone Building Brands: 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.

4 H-1B LCA petitions filed (FY2019–FY2025) — check H-1B layoff risk →

Related Industries

Browse layoff data for industries where Cornerstone Building Brands operates:

Manufacturing Layoffs Wholesale Trade Layoffs Retail Layoffs

States with Filings

California Illinois Missouri Mississippi North Carolina New Jersey Ohio Oregon Pennsylvania

For Funds & Analysts

Risk signals, bulk exports and webhooks for funds and research teams. Annual contracts, custom research.

Hedge Fund Annual Contract → Short-Seller Signals → Custom Research Report →

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