OpenERISA

Tonna Mechanical, INC.

Rochester, MN, 55901

EIN 41-1269382
Plans
1
Total participants
425
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
238220

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500-SF001Tonna Mechanical, INC. 401(K) Plan79
2023Form 5500-SF001Tonna Mechanical, INC. 401(K) Plan79
2022Form 5500-SF001Tonna Mechanical, INC. 401(K) Plan106
2021Form 5500-SF001Tonna Mechanical, INC. 401(K) Plan83
2020Form 5500-SF001Tonna Mechanical, INC. 401(K) Plan78

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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