OpenERISA

Mdu Resources Group, INC.

Bismarck, ND, 58503

EIN 41-0423660
Plans
1
Total participants
639
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
221100

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500002Mdu Resources Group, INC. Pension Plan For Collective Bargaining Unit Employees94
2023Form 5500002Mdu Resources Group, INC. Pension Plan For Collective Bargaining Unit Employees111
2022Form 5500002Mdu Resources Group, INC. Pension Plan For Collective Bargaining Unit Employees126
2021Form 5500002Mdu Resources Group, INC. Pension Plan For Collective Bargaining Unit Employees150
2020Form 5500002Mdu Resources Group, INC. Pension Plan For Collective Bargaining Unit Employees158

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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