Secondary report · provider attributed

Koppers WARN notice — SC, 2026-04-21

Name: Koppers Inc. WARN notice
Creator: WARN Feed

WARN Feed secondary report: Koppers Inc. reported 66 workers affected in South Carolina. Notice date: Unavailable; planned effective date: Apr 21, 2026.

Raw employer name: Koppers Inc.
Canonical company: Koppers →
Workers affected: 66
Event type: Unavailable
Filing status: Unavailable
Provider notice date (unverified): Unavailable
Effective date: Apr 21, 2026
City: Unavailable
County: Unavailable
State: South Carolina →
ZIP: Unavailable
Reported location: Florence
Published address: Unavailable
Source classification: Unavailable
Jurisdiction agency reference: South Carolina Department of Employment and Workforce

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Original source & provenance

Licensed secondary report
WARN Feed · CC BY 4.0
Provider snapshot: Sep 25, 2026 · STALE
Government document not independently verified.

Open supplied source ↗

Government agency reference
South Carolina Department of Employment and Workforce

Source ID / record ID
sc-dew / warn-feed:88d4a17369e02e6e

First ingested
Oct 7, 2026 · 13:57 UTC

Last observed
Oct 7, 2026 · 13:57 UTC

Snapshot SHA-256
c95aaf8ba518a9289a08724e68c1486ea416db66dc1d920175d93baf90c0903a

View original source row

{
  "provider": "WARN Feed",
  "providerUrl": "https://approjects-warn-act-notices.static.hf.space/",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "generatedAt": "2026-09-25T00:11:25.651533Z",
  "reported": {
    "id": "88d4a17369e02e6e",
    "state": "SC",
    "company": "Koppers Inc.",
    "company_canonical": "Koppers",
    "company_dba": "",
    "location": "Florence",
    "employees_affected": "66",
    "notice_date": "",
    "effective_date": "2026-04-21",
    "notice_type": "",
    "first_seen": "2026-08-30T21:43:41.512264Z"
  },
  "transforms": [
    "Canonical employer name normalized locally.",
    "Unstructured locations are preserved without guessing city, address or ZIP.",
    "NJ provider dates have imputed first-of-month days; notice date withheld."
  ]
}

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.

Related company filings

Company / location	Workers	Effective date	Notice date	Type / source
KoppersClairton, Allegheny · PA recordSecondary · WARN Feed	46	Aug 5, 2016	Jun 1, 2016	closureSource ↗

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.