OpenERISA

Tsmc Washington, LLC

Camas, WA, 98607

EIN 91-1725015
Plans
2
Total participants
9,912
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
334410
Plan sponsors in WashingtonManufacturing

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001Tsmc Washington 401(K) Retirement Plan946
2024Form 5500501Tsmc Washington, LLC Health & Welfare Plan948
2023Form 5500001Wafertech 401(K) Retirement Plan969
2023Form 5500501Wafertech, LLC Health & Welfare Plan971
2022Form 5500001Wafertech 401(K) Retirement Plan1,081
2022Form 5500501Wafertech, LLC Health & Welfare Plan1,025
2021Form 5500001Wafertech 401(K) Retirement Plan976
2021Form 5500501Wafertech, LLC Health & Welfare Plan985
2020Form 5500001Wafertech 401(K) Retirement Plan1,011
2020Form 5500501Wafertech, LLC Health & Welfare Plan1,000

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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