Koppers Carbon Materials LLC Layoffs: 60 Workers in Stickney, IL (Oct 2026) — WARN Index
Koppers Carbon Materials LLC filed a WARN notice in Stickney, IL on October 30, 2026: 60 workers affected, closing, effective December 31, 2026.
Notice details
- Employer
- Koppers Carbon Materials LLC
- Location
- Stickney, IL (Illinois)
- Address as filed
- 3900 S. Laramie Ave., Stickney, IL 60650
- Workers affected
- 60
- Type
- Closing
- Notice date
- October 30, 2026
- Effective date
- December 31, 2026
- Source
- State agency listing