OpenERISA

Mystic River Building Company LLC

Mystic, CT, 06355

EIN 54-2092500
Plans
1
Total participants
20
Filing years
2024, 2023, 2022, 2021
NAICS
238100

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500-SF001Mystic River 401(K) Plan5
2023Form 5500-SF001Mystic River 401(K) Plan5
2022Form 5500-SF001Mystic River 401(K) Plan5
2021Form 5500-SF001Mystic River 401(K) Plan5

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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