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.

1,857 funders with a return from the last few years. Clear filters Browse all profiles by state

• The Essex Avenue Foundation

  Wilmington, DE · EIN 85-1891431 · latest return: tax year 2024

  Invitation Only
  Grants paid $27.8M Organizations funded 77 Typical grant $300,000 Preselected recipients only
  EnvironmentEducationHuman ServicesHealth

• Avangrid Foundation Inc

  Orange, CT · EIN 13-4200689 · latest return: tax year 2025

  Gave $3.2M in 2025
  Organizations funded 72 Typical grant $20,000 Describes how to apply
  EnvironmentArts & CultureAnimal WelfareEducation

• Rob and Melani Walton Foundation

  Bentonviille, AR · EIN 47-4259772 · latest return: tax year 2024

  Invitation Only
  Grants paid $107.1M Organizations funded 61 Typical grant $50,000 Preselected recipients only
  EnvironmentEducationArts & CultureYouth Sports

• The William H Donner Foundation Inc

  Tarrytown, NY · EIN 23-1611346 · latest return: tax year 2024

  Invitation Only
  Grants paid $10.4M Organizations funded 288 Typical grant $20,000 Preselected recipients only
  Arts & CultureEducationHuman ServicesHealth

• Carroll Petrie Foundation

  Santa Fe, NM · EIN 13-3912203 · latest return: tax year 2024

  Invitation Only
  Grants paid $14.2M Organizations funded 115 Typical grant $50,000 Preselected recipients only
  Animal WelfareEnvironmentEducationHealth

• The Biophilia Foundation Inc

  Chester, MD · EIN 52-2199334 · latest return: tax year 2025

  Invitation Only
  Grants paid $670K Organizations funded 18 Typical grant $30,000 Preselected recipients only
  EnvironmentChildren & YouthEducationHuman Services

• Jonathan and Kathleen Altman Foundation

  Santa Fe, NM · EIN 85-0470898 · latest return: tax year 2024

  Invitation Only
  Grants paid $4.1M Organizations funded 69 Typical grant $10,000 Preselected recipients only
  EnvironmentArts & CultureHealthAnimal Welfare

• R K Mellon Family Foundation

  Ligonier, PA · EIN 25-1356145 · latest return: tax year 2024

  Gave $2.7M in 2024
  Organizations funded 211 Typical grant $10,000 Describes how to apply
  EducationAnimal WelfareEnvironmentArts & Culture

• Records-Johnston Family Foundation Inc

  Oklahoma City, OK · EIN 73-6093829 · latest return: tax year 2024

  Invitation Only
  Grants paid $5.5M Organizations funded 201 Typical grant $6,000 Preselected recipients only
  EducationArts & CultureEnvironmentHuman Services

• Volo Foundation

  Palm Beach Gardens, FL · EIN 47-2415681 · latest return: tax year 2024

  Invitation Only
  Grants paid $13.7M Organizations funded 63 Typical grant $50,000 Preselected recipients only
  EnvironmentEducationChildren & YouthHealth

• Assurant Foundation

  Atlanta, GA · EIN 13-3156497 · latest return: tax year 2024

  Invitation Only
  Grants paid $4M Organizations funded 1,710 Typical grant $104 Preselected recipients only
  EducationAnimal WelfareHuman ServicesHealth

• First Interstate BancSystem Foundation Inc

  Billings, MT · EIN 81-0465899 · latest return: tax year 2025

  Gave $5M in 2025
  Organizations funded 767 Typical grant $2,500 Describes how to apply
  Human ServicesFood AssistanceEducationChildren & Youth

• Laura and John Arnold Foundation

  Houston, TX · EIN 26-3241764 · latest return: tax year 2024

  Invitation Only
  Grants paid $193.3M Organizations funded 789 Typical grant $122,776 Preselected recipients only
  EducationHealthSTEMHousing

• Surdna Foundation Inc

  New York, NY · EIN 13-6108163 · latest return: tax year 2024

  Gave $56.5M in 2024
  Organizations funded 397 Typical grant $90,000 Describes how to apply
  Community DevelopmentArts & CultureEducationEnvironment

• Leaves of Grass Fund

  Lincoln, MA · EIN 22-2824793 · latest return: tax year 2024

  Invitation Only
  Grants paid $1.6M Organizations funded 132 Typical grant $5,000 Preselected recipients only
  EnvironmentAnimal WelfareHuman ServicesArts & Culture

• C S Fund

  Petaluma, CA · EIN 95-3607882 · latest return: tax year 2024

  Invitation Only
  Grants paid $6.5M Organizations funded 129 Typical grant $40,000 Preselected recipients only
  EnvironmentHuman ServicesArts & CultureCommunity Development

• Harold M and Adeline S Morrison Family Foundation

  Chicago, IL · EIN 36-7090069 · latest return: tax year 2024

  Invitation Only
  Grants paid $1.2M Organizations funded 87 Typical grant $5,000 Preselected recipients only
  EnvironmentEducationChildren & YouthArts & Culture

• Samuel J Gorlitz Foundation

  Washington, DC · EIN 52-1439097 · latest return: tax year 2024

  Gave $154K in 2024
  Organizations funded 75 Typical grant $2,000 Describes how to apply
  Animal WelfareEnvironmentHealthHuman Services

• Common Stream Inc #0745935

  Boston, MA · EIN 72-1556093 · latest return: tax year 2024

  Invitation Only
  Grants paid $6M Organizations funded 64 Typical grant $60,000 Preselected recipients only
  EnvironmentChildren & YouthCommunity DevelopmentArts & Culture

• EcoTrust

  Minneapolis, MN · EIN 41-1735062 · latest return: tax year 2025

  Invitation Only
  Grants paid $1M Organizations funded 59 Typical grant $15,000 Preselected recipients only
  EnvironmentEducationAnimal WelfareDisability Services