OpenERISA

O'Brien Services INC.

Holmen, WI, 54636

EIN 39-1818583
Plans
1
Total participants
1,530
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
561600

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001O'Brien And Associates 401(K) Plan439
2023Form 5500001O'Brien And Associates 401(K) Plan364
2022Form 5500001O'Brien And Associates 401(K) Plan331
2021Form 5500001O'Brien And Associates 401(K) Plan216
2020Form 5500001O'Brien And Associates 401K Plan180

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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