OpenERISA

Mainstay Technologies, INC.

Manchester, NH, 03103

EIN 33-1587222
Plans
2
Total participants
197
Filing years
2024
NAICS
541512

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500-SF001Mainstay Technologies, LLC 401(K) Plan99
2024Form 5500502Mainstay Technologies Welfare Benefits Plan98

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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