Search private foundations

Every profile is built from the foundation's IRS Form 990-PF filings. Filter by where they give, what they fund and typical grant size.

1,084 funders with a return from the last few years. Clear filters Browse all profiles by state

• The Susan Thompson Buffett Foundation

  Omaha, NE · EIN 47-6032365 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.5B Organizations funded 417 Typical grant $602,713 Preselected recipients only
  EducationHealthHuman ServicesEnvironment

• Quail Roost Foundation

  Radnor, PA · EIN 76-0754268 · latest return: tax year 2025

  Invitation Only
  Grants paid $225K Organizations funded 40 Typical grant $5,000 Preselected recipients only
  Human ServicesEducationAnimal WelfareDisability Services

• The Turnip Top Foundation

  Santa Fe, NM · EIN 20-1510559 · latest return: tax year 2024

  Invitation Only
  Grants paid $160K Organizations funded 27 Typical grant $3,000 Preselected recipients only
  Arts & CultureCommunity DevelopmentEnvironmentHuman Services

• Papineau Family Foundation

  Santa Fe, NM · EIN 20-8115584 · latest return: tax year 2024

  Invitation Only
  Grants paid $62K Organizations funded 16 Typical grant $2,160 Preselected recipients only
  Arts & CultureHealthHuman Services

• The Hutson-Wiley and Echevarria Foundation Inc

  Coral Gables, FL · EIN 27-3959910 · latest return: tax year 2025

  Invitation Only
  Grants paid $410K Organizations funded 13 Typical grant $5,000 Preselected recipients only
  Arts & CultureChildren & Youth

• Charter Fund Inc D/B/A Charter School Growth Fund

  Broomfield, CO · EIN 05-0620063 · latest return: tax year 2023

  Gave $93.1M in 2023
  Organizations funded 397 Typical grant $150,000 Describes how to apply
  EducationHuman ServicesChildren & YouthArts & Culture

• The Harbor Oaks Foundation

  Marion, MA · EIN 20-6934058 · latest return: tax year 2024

  Gave $38K in 2024
  Organizations funded 22 Typical grant $1,000 Describes how to apply
  Human ServicesEnvironmentArts & CultureChildren & Youth

• Archer-Patterson Family Foundation

  Chicago, IL · EIN 36-4374037 · latest return: tax year 2025

  Invitation Only
  Grants paid $101K Organizations funded 18 Typical grant $3,000 Preselected recipients only
  EnvironmentArts & CultureEducation

• Wolf Run Foundation Inc

  Santa Fe, NM · EIN 54-1839134 · latest return: tax year 2024

  Invitation Only
  Grants paid $67K Organizations funded 16 Typical grant $200 Preselected recipients only
  Arts & CultureHuman ServicesCommunity Development

• Koch Foundation Inc

  Gainesville, FL · EIN 59-1885997 · latest return: tax year 2024

  Gave $6.5M in 2024
  Organizations funded 430 Typical grant $10,000 Describes how to apply
  Faith-BasedEducationChildren & YouthFood Assistance

• Ella Hamlin Johnson Foundation Inc

  Santa Fe, NM · EIN 13-3106723 · latest return: tax year 2025

  Invitation Only
  Grants paid $76K Organizations funded 59 Typical grant $500 Preselected recipients only
  Arts & CultureHealthHuman ServicesDisability Services

• Joseph C and Esther Foster Foundation Inc

  Santa Fe, NM · EIN 04-6114436 · latest return: tax year 2024

  Invitation Only
  Grants paid $152K Organizations funded 24 Typical grant $3,000 Preselected recipients only
  Animal WelfareArts & CultureHealthHuman Services

• Mumford Family Foundation Inc

  Santa Fe, NM · EIN 30-0043987 · latest return: tax year 2024

  Gave $21K in 2024
  Organizations funded 20 Typical grant $1,000 Describes how to apply
  Human ServicesArts & CultureEnvironment

• Jack Kagan Charitable Foundation Inc

  Coral Gables, FL · EIN 81-2847023 · latest return: tax year 2024

  Invitation Only
  Grants paid $178K Organizations funded 16 Typical grant $5,000 Preselected recipients only
  Children & YouthAnimal WelfareDisability ServicesArts & Culture

• Michael and Carmen Duffek Foundation Inc

  Anthem, AZ · EIN 51-0619630 · latest return: tax year 2025

  Gave $16K in 2025
  Organizations funded 12 Typical grant $100 Describes how to apply
  Arts & CultureAnimal WelfareChildren & YouthEnvironment

• LA Luz Foundation

  Santa Fe, NM · EIN 47-1457735 · latest return: tax year 2024

  Invitation Only
  Grants paid $248K Organizations funded 7 Typical grant $18,899 Preselected recipients only
  Arts & CultureYouth Sports

• C W and Dee McMullen Community Foundation

  Tucumcari, NM · EIN 85-0472979 · latest return: tax year 2025

  Gave $48K in 2025
  Organizations funded 7 Typical grant $5,000 Describes how to apply
  Arts & CultureAnimal WelfareCommunity DevelopmentEducation

• The Bybee Foundation

  Mountainair, NM · EIN 76-0292426 · latest return: tax year 2025

  Invitation Only
  Grants paid $45K Organizations funded 20 Typical grant $1,750 Preselected recipients only
  EducationArts & CultureAnimal WelfareEnvironment

• Harris J and Geraldine S Nelson Foundation

  Boston, MA · EIN 04-6029911 · latest return: tax year 2025

  Invitation Only
  Grants paid $72K Organizations funded 18 Typical grant $2,000 Preselected recipients only
  Animal WelfareArts & CultureHealthCommunity Development

• The Hb and Lucille Horn Foundation

  Santa Fe, NM · EIN 85-6011264 · latest return: tax year 2024

  Gave $178K in 2024
  Organizations funded 17 Typical grant $10,000 Describes how to apply
  Arts & CultureDisability ServicesEducationEnvironment