OpenERISA

Koppers INC.

Pittsburgh, PA, 152191818

EIN 25-1588399
Plans
5
Total participants
19,635
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
321900
Plan sponsors in PennsylvaniaManufacturing

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001Employee Savings Plan Of Koppers INC And Subsidiaries1,248
2024Form 5500003Retirement Plan For Koppers INC.47
2024Form 5500004Koppers INC. Savings Plan For Union Hourly Employees465
2024Form 5500005Koppers INC. Retirement Plan15
2024Form 5500517Koppers Health And Welfare Plan2,106
2023Form 5500001Employee Savings Plan Of Koppers INC And Subsidiaries1,214
2023Form 5500003Retirement Plan For Koppers INC.224
2023Form 5500004Koppers INC. Savings Plan For Union Hourly Employees486
2023Form 5500517Koppers Health And Welfare Plan2,179
2022Form 5500001Employee Savings Plan Of Koppers INC And Subsidiaries1,191
2022Form 5500003Retirement Plan For Koppers INC.246
2022Form 5500004Koppers INC. Savings Plan For Union Hourly Employees463
2022Form 5500517Koppers Health And Welfare Plan2,133
2021Form 5500001Employee Savings Plan Of Koppers INC And Subsidiaries1,020
2021Form 5500003Retirement Plan For Koppers INC.281
2021Form 5500004Koppers INC. Savings Plan For Union Hourly Employees472
2021Form 5500517Koppers Health And Welfare Plan2,030
2020Form 5500001Employee Savings Plan Of Koppers INC And Subsidiaries1,107
2020Form 5500003Retirement Plan For Koppers INC.325
2020Form 5500004Koppers INC. Savings Plan For Union Hourly Employees486
2020Form 5500517Koppers Health And Welfare Plan1,897

Data shown as filed with the U.S. Department of Labor (EBSA), filing years 2020–2025; not validated by OpenERISA. View official filings for this EIN on the DOL EFAST2 search.

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