OpenERISA

Industrial/Organizational Soluti

Oak Brook, IL, 60523

EIN 36-3783421
Plans
1
Total participants
243
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
541600

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500-SF001I/O Solutions INC. 401(K) Plan63
2023Form 5500-SF001I/O Solutions INC. 401(K) Plan57
2022Form 5500-SF001I/O Solutions INC. 401(K) Plan43
2021Form 5500-SF001I/O Solutions INC. 401(K) Plan41
2020Form 5500-SF001I/O Solutions INC. 401(K) Plan39

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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