OpenERISA

Proton

Portland, OR, 97211

EIN 05-0612414
Plans
1
Total participants
7
Filing years
2024
NAICS
512200

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500-SF001Proton 401(K) Plan7

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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