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Cornerstone Building Brands

Private company

WARN notices since 2024

3
First: Jul 18, 2024

Workers affected since 2024

219
Across 3 notices

Executive changes, last 12 months

0
0 appointments, 0 departures

Last event

Aug 20, 2026
WARN noticeWARN notice: Kearney, MO

Workers affected over time

Cumulative workers in WARN notices since 2024

0100200300Jan '24Jan '25Jan '26219

Leadership

No executive changes on record.

  1. layoffs from Oct 19, 2026

    WARN notice

    WARN notice: Kearney, MO

    Cornerstone Building Brands filed a WARN notice with the Missouri WARN list covering 61 workers in Kearney. The layoffs take effect on Oct 19, 2026.

    Site: Kearney, MO

    Workers affected: 61

    Source: Missouri WARN list, filed Aug 20, 2026

  2. WARN notice

    WARN notice: North Brunswick, NJ

    Cornerstone Building Brands filed a WARN notice with the New Jersey WARN list covering 86 workers in North Brunswick. The layoffs take effect on Sep 13, 2024.

    Site: North Brunswick, NJ

    Workers affected: 86

    Source: New Jersey WARN list, filed Sep 13, 2024

  3. WARN notice

    WARN notice: North Brunswick, NJ

    Cornerstone Building Brands Inc. filed a WARN notice with the New Jersey WARN list covering 72 workers in North Brunswick. The layoffs take effect on Jul 18, 2024.

    Site: North Brunswick, NJ

    Workers affected: 72

    Source: New Jersey WARN list, filed Jul 18, 2024

  4. Plant closure

    Plant closure: Lansing, IL

    Cornerstone Building Brands filed a WARN notice with the Illinois WARN list on Jun 6, 2023 covering 274 workers at 16801 Exchange Ave., Lansing.

    Site: Lansing, IL

    Workers affected: 274

    Source: Illinois WARN list, filed Jun 6, 2023

  5. layoffs from Apr 17, 2023

    WARN notice

    WARN notice: CA

    Cornerstone Building Brands filed a WARN notice with the California WARN list on Feb 14, 2023 covering 128 workers. The layoffs take effect on Apr 17, 2023.

    Site: CA

    Workers affected: 128

    Source: California WARN list, filed Feb 14, 2023

  6. layoffs from Jul 17, 2020

    Plant closure

    Plant closure: Corona, CA

    Cornerstone Building Brands, Inc. dba PlyGem Pacific Windows filed a WARN notice with the California WARN list on May 14, 2020 covering 118 workers in Corona. The site closes on Jul 17, 2020.

    Site: Corona, CA

    Workers affected: 118

    Source: California WARN list, filed May 14, 2020

Last verified Nov 8, 2026