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

• Omidyar Network Fund Inc

  Redwood City, CA · EIN 20-1173866 · latest return: tax year 2024

  Invitation Only
  Grants paid $38.1M Organizations funded 242 Typical grant $100,000 Preselected recipients only
  EducationCommunity DevelopmentArts & CultureSTEM

• Deupree Family Foundation

  Wilmington, DE · EIN 31-1746946 · latest return: tax year 2024

  Gave $326K in 2024
  Organizations funded 133 Typical grant $1,500 Describes how to apply
  Animal WelfareHuman ServicesArts & CultureEducation

• Cornelia Cogswell Rossi Foundation Inc

  Wilmington, DE · EIN 20-1420345 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.6M Organizations funded 116 Typical grant $2,500 Preselected recipients only
  EducationArts & CultureEnvironmentHealth

• The Kerr Foundation Inc

  Oklahoma City, OK · EIN 73-1256122 · latest return: tax year 2024

  Gave $207K in 2024
  Organizations funded 65 Typical grant $2,500 Describes how to apply
  Children & YouthEducationHuman ServicesArts & Culture

• Agt August a Rendigs Jr and Helen Rendigs Fdn

  Cincinnati, OH · EIN 31-1093339 · latest return: tax year 2024

  Gave $492K in 2024
  Organizations funded 37 Typical grant $10,000 Describes how to apply
  Arts & CultureEducationHuman ServicesHealth

• J F Maddox Foundation

  Hobbs, NM · EIN 75-6023767 · latest return: tax year 2024

  Gave $4.2M in 2024
  Organizations funded 159 Typical grant $5,000 Describes how to apply
  EducationArts & CultureChildren & YouthHuman Services

• Merrion Family Foundation

  Wilmington, DE · EIN 26-3374889 · latest return: tax year 2024

  Invitation Only
  Grants paid $605K Organizations funded 134 Typical grant $2,000 Preselected recipients only
  EducationArts & CultureHuman ServicesFaith-Based

• The Karakin Foundation

  Abilene, TX · EIN 75-2692023 · latest return: tax year 2024

  Invitation Only
  Grants paid $16.4M Organizations funded 121 Typical grant $30,000 Preselected recipients only
  HealthEducationArts & CultureAnimal Welfare

• Amateur Radio Digital Communications

  San Diego, CA · EIN 45-3751971 · latest return: tax year 2025

  Invitation Only
  Grants paid $3.5M Organizations funded 110 Typical grant $10,662 Preselected recipients only
  EducationSTEMChildren & YouthArts & Culture

• The Shared Earth Foundation

  Chestertown, MD · EIN 52-2151843 · latest return: tax year 2025

  Gave $3.8M in 2025
  Organizations funded 50 Typical grant $50,000 Describes how to apply
  EnvironmentAnimal WelfareArts & CultureEducation

• Posner Foundation of Pittsburgh

  Pittsburgh, PA · EIN 25-6055022 · latest return: tax year 2024

  Gave $25.4M in 2024
  Organizations funded 113 Typical grant $100,000 Describes how to apply
  EducationHuman ServicesArts & CultureEnvironment

• 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

• The Tang Fund

  New York, NY · EIN 38-3973256 · latest return: tax year 2025

  Invitation Only
  Grants paid $17.9M Organizations funded 71 Typical grant $5,000 Preselected recipients only
  EducationArts & CultureEnvironmentAnimal Welfare

• Frances and Frank Wilkinson Foundat Ion

  Minneapolis, MN · EIN 41-1911630 · latest return: tax year 2025

  Invitation Only
  Grants paid $163K Organizations funded 59 Typical grant $250 Preselected recipients only
  Arts & CultureEnvironmentEducationFood Assistance

• Maurice Amado Foundation

  Los Angeles, CA · EIN 95-6041700 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.8M Organizations funded 80 Typical grant $15,000 Preselected recipients only
  EducationArts & CultureHuman ServicesFood Assistance

• Chip Conley Foundation

  Berkeley, CA · EIN 81-3243129 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.3M Organizations funded 51 Typical grant $10,000 Preselected recipients only
  Arts & CultureEducationFaith-BasedHealth

• The John C Griswold Family Foundation

  Wilmington, DE · EIN 13-2978937 · latest return: tax year 2024

  Invitation Only
  Grants paid $657K Organizations funded 76 Typical grant $4,000 Preselected recipients only
  EducationArts & CultureAnimal WelfareHomelessness

• Bill Stroecker Foundation

  Fairbanks, AK · EIN 45-2761890 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.2M Organizations funded 74 Typical grant $5,000 Preselected recipients only
  EducationArts & CultureChildren & YouthEnvironment

• Weissberg Foundation

  McLean, VA · EIN 54-1475954 · latest return: tax year 2024

  Invitation Only
  Grants paid $9.6M Organizations funded 143 Typical grant $50,000 Preselected recipients only
  Arts & CultureCommunity DevelopmentEducationEnvironment

• The Dale and Leslie Chihuly Foundation

  Seattle, WA · EIN 27-0771638 · latest return: tax year 2025

  Invitation Only
  Grants paid $744K Organizations funded 18 Typical grant $25,000 Preselected recipients only
  Arts & CultureEducationEnvironment