Official filing · original source linked

Cornerstone Building Brands WARN notice — Corona, 2020-05-14

Name: Cornerstone Building Brands, Inc. dba PlyGem Pacific Windows WARN notice
Creator: California Employment Development Department

Cornerstone Building Brands, Inc. dba PlyGem Pacific Windows reported 118 workers affected in Corona. Notice date: May 14, 2020; planned effective date: Jul 17, 2020.

Raw employer name: Cornerstone Building Brands, Inc. dba PlyGem Pacific Windows
Canonical company: Cornerstone Building Brands →
Workers affected: 118
Event type: closure
Filing status: filed
Notice / received date: May 14, 2020
Effective date: Jul 17, 2020
City: Corona →
County: Riverside →
State: California →
ZIP: Unavailable
Reported location: Corona
Published address: Unavailable
Source classification: Closure Permanent
Source agency: California Employment Development Department

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Original source & provenance

Open supplied source ↗

Agency source
California Employment Development Department

Source ID / record ID
ca-edd / cornerstone-building-brands|corona-riverside-county|2020-05-14|2020-06-05|2020-07-17|118

First ingested
Oct 7, 2026 · 21:47 UTC

Last observed
Oct 10, 2026 · 12:17 UTC

Snapshot SHA-256
dab1ed462e87f844a24caebee8ace51dece12db6aca7127b30b64beb690d0957

View original source row

{
  "cells": {
    "notice_date": "05/14/2020",
    "received_date": "06/05/2020",
    "effective_date": "07/17/2020",
    "company": "Cornerstone Building Brands, Inc. dba PlyGem Pacific Windows",
    "reported_location": "Riverside County",
    "workers": "118",
    "type": "Closure Permanent",
    "address": ""
  },
  "noticeDateField": "Notice Date",
  "archive": "https://edd.ca.gov/siteassets/files/jobs_and_training/warn/warn-report-for-7-1-2019-to-6-30-2020.pdf",
  "page": 25
}

A source-linked public record. Secondary records are attributed to their provider and are not independently verified. For direct records, “Verified” means sourced from an official agency; it does not confirm the layoffs took place.

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Dates and counts are the supplied source’s reported values. Secondary-provider locations are unstructured; they are not confirmed worksite addresses. Check the original document for phased dates, updates and exceptions.

Cornerstone Building Brands WARN notice — Corona, 2020-05-14

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