OpenERISA

Black Diamond Plumbing & Mechani

Mchenry, IL, 60050

EIN 37-1381904
Plans
1
Total participants
548
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
238220

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001Black Diamond Plumbing & Mechanical INC 401K Plan105
2023Form 5500001Black Diamond Plumbing & Mechanical INC 401K Plan103
2022Form 5500001Black Diamond Plumbing & Mechanical INC 401K Plan102
2021Form 5500001Black Diamond Plumbing & Mechanical INC 401K Plan132
2020Form 5500001Black Diamond Plumbing & Mechanical INC 401K Plan106

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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