OpenERISA

Colonial Systems, INC.

Littleton, MA, 01460

EIN 04-3152864
Plans
2
Total participants
224
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
238900
Plan sponsors in MassachusettsConstruction

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500-SF001Colonial Systems, INC. 401(K) Plan21
2024Form 5500002Colonial Systems, INC. Employee Stock Ownership Plan21
2023Form 5500-SF001Colonial Systems INC.401(K) Plan24
2023Form 5500002Colonial Systems, INC. Employee Stock Ownership Plan22
2022Form 5500-SF001Colonial Systems INC.401(K) Plan24
2022Form 5500002Colonial Systems, INC. Employee Stock Ownership Plan21
2021Form 5500-SF001Colonial Systems INC.401(K) Plan27
2021Form 5500002Colonial Systems, INC. Employee Stock Ownership Plan20
2020Form 5500-SF001Colonial Systems, INC.401(K) Plan23
2020Form 5500002Colonial Systems, INC. Employee Stock Ownership Plan21

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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