OpenERISA

Construction Materials Service, INC.

Marlboro, MA, 01752

EIN 04-2603126
Plans
1
Total participants
125
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
238100

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500-SF001Construction Materials Service, INC. 401(K) Retirement Plan26
2023Form 5500-SF001Construction Materials Service, INC. 401(K) Retirement Plan24
2022Form 5500-SF001Construction Materials Service, INC. 401(K) Retirement Plan24
2021Form 5500-SF001Construction Materials Service, INC. 401(K) Retirement Plan24
2020Form 5500-SF001Construction Materials Service, INC. 401(K) Retirement Plan27

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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