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.

2,042 funders with a return from the last few years. Clear filters Browse all profiles by state

• 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

• 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

• 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

• Marie Lamfrom Charitable Foundation

  Wilsonville, OR · EIN 93-1254171 · latest return: tax year 2024

  Gave $20.5M in 2024
  Organizations funded 663 Typical grant $18,000 Describes how to apply
  Arts & CultureHuman ServicesEducationHealth

• 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

• 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

• Weyerhaeuser Family Foundation Inc

  St Paul, MN · EIN 41-6012062 · latest return: tax year 2024

  Gave $1.3M in 2024
  Organizations funded 50 Typical grant $25,000 Describes how to apply
  EnvironmentChildren & YouthHuman ServicesCommunity Development

• 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

• The Collins Foundation

  Portland, OR · EIN 93-6021893 · latest return: tax year 2024

  Gave $10.8M in 2024
  Organizations funded 209 Typical grant $40,000 Describes how to apply
  Children & YouthEducationArts & CultureHuman Services

• 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

• 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

• Kettering Family Foundation

  Dayton, OH · EIN 31-0727384 · latest return: tax year 2024

  Gave $7.1M in 2024
  Organizations funded 164 Typical grant $20,000 Describes how to apply
  EducationArts & CultureEnvironmentHuman Services

• The Lemelson Foundation

  Portland, OR · EIN 88-0391959 · latest return: tax year 2024

  Invitation Only
  Grants paid $19.7M Organizations funded 71 Typical grant $115,000 Preselected recipients only
  EducationSTEMEnvironmentArts & Culture

• Alice C Tyler Perpetual Tr

  Seattle, WA · EIN 95-6967787 · latest return: tax year 2024

  Invitation Only
  Grants paid $633K Organizations funded 20 Typical grant $35,170 Preselected recipients only
  EnvironmentAnimal WelfareChildren & YouthEducation

• 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

• The Hayes Foundation

  New Haven, CT · EIN 06-1636828 · latest return: tax year 2025

  Invitation Only
  Grants paid $2.2M Organizations funded 54 Typical grant $30,000 Preselected recipients only
  EnvironmentArts & CultureEducationHealth

• The Avista Foundation

  Spokane, WA · EIN 75-3003371 · latest return: tax year 2025

  Gave $2.2M in 2025
  Organizations funded 577 Typical grant $1,000 Describes how to apply
  EducationFood AssistanceHuman ServicesArts & Culture

• Wild Woods Foundation

  Pearl River, NY · EIN 13-3929814 · latest return: tax year 2024

  Invitation Only
  Grants paid $148K Organizations funded 40 Typical grant $2,000 Preselected recipients only
  EnvironmentArts & CultureAnimal WelfareSTEM

• The Leona M and Harry B Helmsley Charitable Trust

  New York, NY · EIN 13-7184401 · latest return: tax year 2024

  Invitation Only
  Grants paid $440.9M Organizations funded 570 Typical grant $394,365 Preselected recipients only
  HealthEducationSTEMChildren & Youth

• The Fat Tire Foundation

  Los Altos, CA · EIN 20-8066058 · latest return: tax year 2024

  Invitation Only
  Grants paid $3.1M Organizations funded 43 Typical grant $25,000 Preselected recipients only
  EnvironmentEducationHealthArts & Culture