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Form 990-PFTax year 2024EIN 11-3737220

Cornerstone Foundation Inc

A private foundation in Washington, DC. Its return for tax year 2024 lists 12 grants and $2.2 million paid in grants.

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

Tax year 2024 (period ending Dec 31, 2024), 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

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

  • Tax year 2024

    $2,170,000

    Grants listed
    12
    Assets, end of year
    $52,426,075

  • Tax year 2023

    $1,865,000

    Grants listed
    11
    Assets, end of year
    $45,873,952

  • Tax year 2022

    $1,700,000

    Grants listed
    11
    Assets, end of year
    $46,004,828

  • Tax year 2021

    $1,650,000

    Grants listed
    11
    Assets, end of year
    $39,226,696

  • Tax year 2020

    $1,637,500

    Grants listed
    9
    Assets, end of year
    $32,652,670

Grants paid in 2024

12 grants, largest first

As listed on the return.

  1. Environmental Defense FundNew York, NY

    Support charitable activities

    $350,000
  2. Island InstituteRockland, ME

    Support charitable activities

    $340,000
  3. Teach for AmericaNew York, NY

    Support charitable activities

    $240,000
  4. House of RuthWashington DC, DC

    Support charitable activities

    $240,000
  5. Planned Parenthood Federation of America IncNew York, NY

    Support charitable activities

    $200,000
  6. Rock the VoteWashington, DC

    Support charitable activities

    $160,000
  7. The Posse FoundationNew York, NY

    Support charitable activities

    $150,000
  8. Children's Literacy InitiativePhiladelphia, PA

    Support charitable activities

    $150,000
  9. William J Brennan Jr Center for Justice IncNew York, NY

    Support charitable activities

    $125,000
  10. Thurgood Marshall College FundWashington, DC

    Support charitable activities

    $80,000
  11. The Trevor ProjectW Hollywood, CA

    Support charitable activities

    $75,000
  12. The Basic FundOakland, CA

    Support charitable activities

    $60,000

Where the money goes

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

  1. Education7 grants $1,145,00053% of the total
  2. Environment1 grant $350,00016% of the total
  3. Housing and shelter1 grant $240,00011% of the total
  4. Civil rights2 grants $235,00011% of the total
  5. Health1 grant $200,0009% of the total

By State

Grants to organizations with a US address, latest year.

  1. District of Columbia6 grants $1,220,000
  2. Maryland1 grant $340,000
  3. New York2 grants $325,000
  4. Pennsylvania1 grant $150,000
  5. California2 grants $135,000

Officers, directors and trustees

5 people as filed

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

  • Katherine VogtMANAGING TRUSTEE Hours 1Pay $0
  • Martin RomoTREASURER Hours 1Pay $0
  • Emily VogtSECRETARY Hours 1Pay $0
  • Elizabeth VogtTRUSTEE Hours 1Pay $0
  • Lucy VogtTRUSTEE Hours 1Pay $0

The return

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