OpenERISA

Lonza USA INC.

Morristown, NJ, 07960

EIN 22-2188958
Plans
4
Total participants
29,843
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
325100

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500501Lonza U.S. Welfare Benefits Plan4,671
2023Form 5500501Lonza U.S. Welfare Benefits Plan5,121
2022Form 5500001The Arxada 401(K) Plan730
2022Form 5500501Lonza U.S. Welfare Benefits Plan4,750
2022Form 5500509Arch Chemicals, INC. Retiree Medicare Supplement Plan0
2021Form 5500501Lonza U.S. Welfare Benefits Plan4,745
2021Form 5500509Arch Chemicals, INC. Retiree Medicare Supplement Plan228
2020Form 5500003The Lonza US Savings Plan4,585
2020Form 5500501Lonza U.S. Welfare Benefits Plan4,633
2020Form 5500509Arch Chemicals, INC. Retiree Medicare Supplement Plan380

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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