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Form 990-PFTax year 2025EIN 43-1699657

The Margaret Blanke Grigg Foundation

A private foundation in Saint Louis, MO. Its return for tax year 2025 lists 22 grants and $1 million paid in grants.

See which foundations fund work like yours Matching by cause, place and grant size

Tax year 2025 (period ending Dec 31, 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Preselected only

The return checks the box saying the foundation gives only to preselected organizations and does not accept unsolicited requests.

Assets and giving by year

7 returns on file
Grants paid by tax year. The latest year is in blue.

  • Tax year 2025

    $1,001,500

    Grants listed
    22
    Assets, end of year
    $8,237,941

  • Tax year 2024

    $837,000

    Grants listed
    22
    Assets, end of year
    $7,678,593

  • Tax year 2023

    $837,000

    Grants listed
    22
    Assets, end of year
    $8,028,474

  • Tax year 2022

    $837,000

    Grants listed
    In an attachment
    Assets, end of year
    $8,700,874

  • Tax year 2021

    $812,000

    Grants listed
    In an attachment
    Assets, end of year
    $9,085,415

  • Tax year 2020

    $622,000

    Grants listed
    In an attachment
    Assets, end of year
    $8,140,399

  • Tax year 2019

    $570,000

    Grants listed
    In an attachment
    Assets, end of year
    $8,677,897

Grants paid in 2025

22 grants, largest first

As listed on the return.

  1. St Louis Symphony FoundationSt Louis, MO

    General Purposes

    $269,000
  2. Missouri Botanical GardenSt Louis, MO

    General Purposes

    $84,000
  3. Oasis InstituteSaint Louis, MO

    General Purposes

    $84,000
  4. St Louis Area Food BankBridgeton, MO

    General Purposes

    $84,000
  5. St Louis Art MuseumSt Louis, MO

    General Purposes

    $84,000
  6. St Louis Science CenterSt Louis, MO

    General Purposes

    $84,000
  7. Bethesdal Health Group FoundationSt Louis, MO

    General Purposes

    $48,000
  8. Washington UniversitySt Louis, MO

    General Purposes

    $35,000
  9. Goldfarb School of NursingSt Louis, MO

    General Purposes

    $30,000
  10. Opera Theatre of St LouisWebster Groves, MO

    General Purposes

    $30,000
  11. Sheldon Art FoundationSt Louis, MO

    General Purposes

    $30,000
  12. Character PlusSt Louis, MO

    General Purposes

    $24,000
  13. Foundation for Fighting BlindnessBaltimore, MD

    General Purposes

    $24,000
  14. Loaves and FishesSt Louis, MO

    General Purposes

    $18,000
  15. St Andrews Society for SeniorsSt Louis, MO

    General Purposes

    $18,000
  16. Community Music School of WebsterSt Louis, MO

    General Purposes

    $13,000
  17. Grand CenterSaint Louis, MO

    General Purposes

    $13,000
  18. Forest Park ForeverSaint Louis, MO

    General Purposes

    $12,000
  19. Missouri Historical SocietySaint Louis, MO

    General Purposes

    $7,000
  20. Shakespeare Festival of St LouisSt Louis, MO

    General Purposes

    $4,000
  21. Eugene Field HouseSt Louis, MO

    General Purposes

    $3,500
  22. Artist Guild of St LouisSt Louis, MO

    General Purposes

    $3,000

Where the money goes

By cause: grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Human services1 grant $84,00056% of the total
  2. Education1 grant $35,00023% of the total
  3. Arts and culture2 grants $20,00013% of the total
  4. Environment1 grant $12,0008% of the total

By State

Grants to organizations with a US address, latest year.

  1. Missouri21 grants $977,500
  2. Maryland1 grant $24,000

Officers, directors and trustees

4 people as filed

As filed on the return, with average hours per week and pay from the foundation.

  • Harry H Langenberg IIPresident, Director Hours 0.5Pay $0
  • Charles R GriggVice President, Director Hours 0.1Pay $0
  • Eliot GriggVice President; Director Hours 0.1Pay $0
  • Thomas E Venker JrSecretary, Director Hours 0.2Pay $0

The return

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