OpenERISA

Cornerstone Diagnostics INC.

Jamestown, KY, 42629

EIN 27-5380478
Plans
2
Total participants
445
Filing years
2024, 2025, 2023, 2022, 2021, 2020
NAICS
339900

Benefit plans on file

YearFormPlan #Plan nameParticipants
2025Form 5500-SF001Cornerstone Diagnostics 401(K) Plan49
2024Form 5500-SF001Cornerstone Diagnostics 401(K) Plan65
2024Form 5500-SF501Cornerstone Diagnostics Cbs Benefit Plan17
2023Form 5500-SF001Cornerstone Diagnostics 401(K) Plan65
2022Form 5500001Cornerstone Diagnostics 401(K) Plan85
2021Form 5500001Premiertox 2.0 401(K) Plan75
2020Form 5500001Premiertox 2.0 401(K) Plan89

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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