OpenERISA

Mainspring Energy, INC.

Menlo Park, CA, 94025

EIN 27-2430529
Plans
1
Total participants
1,571
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
335310

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001Mainspring Energy, INC. 401K Plan475
2023Form 5500001Mainspring Energy, INC. 401K Plan386
2022Form 5500001Mainspring Energy, INC. 401K Plan326
2021Form 5500001Mainspring Energy, INC. 401K Plan245
2020Form 5500001Mainspring Energy, INC. 401K Plan139

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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