OpenERISA

Cyrusone LLC

Dallas, TX, 75201

EIN 27-4286158
Plans
2
Total participants
3,847
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
541513

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001Cyrusone 401(K) Savings Plan480
2024Form 5500501Cyrusone LLC Employee Welfare Benefit Plan395
2023Form 5500001Cyrusone 401(K) Savings Plan417
2023Form 5500501Cyrusone LLC Employee Welfare Benefit Plan414
2022Form 5500001Cyrusone 401(K) Savings Plan397
2022Form 5500501Cyrusone LLC Employee Welfare Benefit Plan346
2021Form 5500001Cyrusone 401(K) Savings Plan346
2021Form 5500501Cyrusone LLC Employee Welfare Benefit Plan348
2020Form 5500001Cyrusone 401(K) Savings Plan350
2020Form 5500501Cyrusone LLC Health And Welfare Plan354

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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