OpenERISA

Cornerstone Research, INC.

Boston, MA, 021162836

EIN 94-3092543
Plans
2
Total participants
7,531
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
541990
Plan sponsors in MassachusettsProfessional, Scientific & Technical Services

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001Cornerstone Research 401(K) And Profit Sharing Plan938
2024Form 5500502Cornerstone Health And Welfare Plan911
2023Form 5500001Cornerstone Research 401(K) And Profit Sharing Plan865
2023Form 5500502Cornerstone Health And Welfare Plan858
2022Form 5500001Cornerstone Research 401(K) And Profit Sharing Plan748
2022Form 5500502Cornerstone Health And Welfare Plan560
2021Form 5500001Cornerstone Research 401(K) And Profit Sharing Plan691
2021Form 5500502Cornerstone Health And Welfare Plan685
2020Form 5500001Cornerstone Research 401(K) And Profit Sharing Plan647
2020Form 5500502Cornerstone Health And Welfare Plan628

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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