OpenERISA

Keystone Environmental Solutions

Mars, PA, 16046

EIN 74-3244166
Plans
1
Total participants
29
Filing years
2024, 2023, 2022, 2021
NAICS
541600

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500-SF001Keystone Environmental Solutions11
2023Form 5500-SF001Keystone Environmental Solutions7
2022Form 5500-SF001Keystone Environmental Solutions6
2021Form 5500-SF001Keystone Environmental Solutions5

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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