Below is a full breakdown of Koppers Inc’s layoff activity, including affected locations, employee totals by event. In 2026, the largest impact occurred in South Carolina where 66 employees were affected.
Chemical Manufacturing
We provide fully integrated, sustainability-based product, services, and solutions to infrastructure industries around the world.
Website
www.koppers.com
Headquarters
Florence, South Carolina
1
Total Events
66
Employees Affected
1
States Affected
| Company Name | City | State | Affected Employees | Notice Date | Layoff Date |
|---|---|---|---|---|---|
| Koppers Inc | Florence | South Carolina | 66 | Feb 20, 2026 | Apr 21, 2026 |
Events and employees affected by month
1 state reported
