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Mantech International Corporation

Herndon, VA, 20171

EIN 22-1852179
Plans
4
Total participants
96,197
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
541600
Plan sponsors in VirginiaProfessional, Scientific & Technical Services

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500002Mantech International 401(K) Plan8,433
2024Form 5500575Mantech Consolidated Group Welfare Benefit Plan7,876
2024Form 5500576Mantech Health & Welfare Plan316
2023Form 5500001Mantech International Corporation Employee Stock Ownership Plan0
2023Form 5500002Mantech International 401(K) Plan9,017
2023Form 5500575Mantech Consolidated Group Welfare Benefit Plan8,444
2023Form 5500575Mantech Consolidated Group Welfare Benefit Plan8,400
2023Form 5500576Mantech Health & Welfare Plan334
2022Form 5500001Mantech International Corporation Employee Stock Ownership Plan10
2022Form 5500002Mantech International 401(K) Plan9,454
2022Form 5500575Mantech Consolidated Group Welfare Benefit Plan8,923
2022Form 5500576Mantech Health & Welfare Plan368
2021Form 5500001Mantech International Corporation Employee Stock Ownership Plan2,880
2021Form 5500002Mantech International 401(K) Plan10,057
2021Form 5500575Mantech Consolidated Group Welfare Benefit Plan7,826
2021Form 5500576Mantech Health & Welfare Plan292
2020Form 5500001Mantech International Corporation Employee Stock Ownership Plan4,205
2020Form 5500002Mantech International 401(K) Plan9,003
2020Form 5500576Mantech Health & Welfare Plan359

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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