OpenERISA

Siena Engineering Group, INC.

Burlington, MA, 01803

EIN 20-8037947
Plans
1
Total participants
286
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
541990

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001Siena Engineering Group, INC. 401(K) Plan49
2023Form 5500001Siena Engineering Group, INC. 401(K) Plan55
2022Form 5500001Siena Engineering Group, INC. 401(K) Plan59
2021Form 5500001Siena Engineering Group, INC. 401(K) Plan58
2020Form 5500001Siena Engineering Group, INC. 401(K) Plan65

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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