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.

4,378 funders with a return from the last few years. Clear filters Browse all profiles by state

• Island Foundation Inc

  Marion, MA · EIN 04-2670567 · latest return: tax year 2024

  Gave $2.1M in 2024
  Organizations funded 169 Typical grant $10,000 Describes how to apply
  EnvironmentEducationChildren & YouthHuman Services

• Brown Advisory Charitable Foundation Inc

  Baltimore, MD · EIN 01-0912891 · latest return: tax year 2024

  Gave $3.3M in 2024
  Organizations funded 157 Typical grant $2,500 Describes how to apply
  EducationHuman ServicesArts & CultureHealth

• The Antonacci Family Foundation for Charitable Giving Inc

  Enfield, CT · EIN 06-1414354 · latest return: tax year 2024

  Invitation Only
  Grants paid $889K Organizations funded 121 Typical grant $2,500 Preselected recipients only
  EducationHuman ServicesHealthArts & Culture

• Tosa Foundation

  Portola Valley, CA · EIN 94-3165171 · latest return: tax year 2024

  Invitation Only
  Grants paid $129.8M Organizations funded 116 Typical grant $5,000 Preselected recipients only
  EducationEnvironmentArts & CultureHuman Services

• Ernest and Joan Trefz Foundation

  Bridgeport, CT · EIN 06-1485833 · latest return: tax year 2025

  Invitation Only
  Grants paid $2.5M Organizations funded 109 Typical grant $7,000 Preselected recipients only
  Human ServicesEducationHealthArts & Culture

• The Neall Family Charitable Foundation

  Haymarket, VA · EIN 54-1924107 · latest return: tax year 2024

  Invitation Only
  Grants paid $1.3M Organizations funded 102 Typical grant $5,000 Preselected recipients only
  EnvironmentHuman ServicesArts & CultureCommunity Development

• Brooks and Joan Fortune Family Foundation Inc

  Naples, FL · EIN 31-1225136 · latest return: tax year 2025

  Gave $1M in 2025
  Organizations funded 97 Typical grant $6,000 Describes how to apply
  EducationArts & CultureChildren & YouthFood Assistance

• Altres Foundation

  Honolulu, HI · EIN 36-4942620 · latest return: tax year 2025

  Gave $510K in 2025
  Organizations funded 94 Typical grant $500 Describes how to apply
  EducationChildren & YouthAnimal WelfareMental Health

• Horner Foundation

  Chicago, IL · EIN 36-6110236 · latest return: tax year 2023

  Invitation Only
  Grants paid $730K Organizations funded 85 Typical grant $1,000 Preselected recipients only
  EducationHuman ServicesEnvironmentHealth

• Sidgmore Family Foundation

  Potomac, MD · EIN 52-6832168 · latest return: tax year 2025

  Invitation Only
  Grants paid $387K Organizations funded 85 Typical grant $3,000 Preselected recipients only
  Human ServicesHomelessnessHousingEducation

• The George L Shields Foundation Inc

  Bethesda, MD · EIN 52-1851638 · latest return: tax year 2024

  Invitation Only
  Grants paid $2.1M Organizations funded 82 Typical grant $20,000 Preselected recipients only
  EnvironmentHuman ServicesEducationFood Assistance

• Harken Foundation

  Highland Park, IL · EIN 36-3712655 · latest return: tax year 2024

  Gave $250K in 2024
  Organizations funded 80 Typical grant $500 Describes how to apply
  EnvironmentArts & CultureEducationHuman Services

• The Marc and Mattye Silverman Family Foundation

  Charlotte, NC · EIN 56-1678118 · latest return: tax year 2024

  Gave $108K in 2024
  Organizations funded 74 Typical grant $360 Describes how to apply
  HealthEducationArts & CultureHuman Services

• Henderson Foundation

  Sudbury, MA · EIN 04-6051095 · latest return: tax year 2024

  Invitation Only
  Grants paid $586K Organizations funded 73 Typical grant $4,000 Preselected recipients only
  EducationHuman ServicesFood AssistanceArts & Culture

• Glore Fund

  West Boxford, MA · EIN 36-6108355 · latest return: tax year 2025

  Gave $433K in 2025
  Organizations funded 70 Typical grant $2,500 Describes how to apply
  EnvironmentEducationArts & CultureHuman Services

• Harold and Penny B Blumenstein Foundation Corporation

  Bingham Farms, MI · EIN 38-2710389 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.8M Organizations funded 69 Typical grant $3,500 Preselected recipients only
  Arts & CultureHealthFaith-BasedCommunity Development

• Chuck Lorre Family Foundation

  Los Angeles, CA · EIN 95-4769888 · latest return: tax year 2023

  Invitation Only
  Grants paid $37.5M Organizations funded 68 Typical grant $25,000 Preselected recipients only
  EducationHuman ServicesSTEMChildren & Youth

• Julius L and Libbie B Steinsapir Family Foundation

  Hummelstown, PA · EIN 25-6104248 · latest return: tax year 2025

  Gave $98K in 2025
  Organizations funded 67 Typical grant $750 Describes how to apply
  Human ServicesFaith-BasedAnimal WelfareChildren & Youth

• The Peterffy Foundation Inc

  Fort Lauderdale, FL · EIN 47-2351448 · latest return: tax year 2025

  Invitation Only
  Grants paid $6.8M Organizations funded 60 Typical grant $50,000 Preselected recipients only
  EnvironmentEducationHuman ServicesAnimal Welfare

• Loeb Family Foundation Inc

  Winnetka, IL · EIN 83-3165912 · latest return: tax year 2025

  Invitation Only
  Grants paid $189K Organizations funded 60 Typical grant $1,000 Preselected recipients only
  EducationEnvironmentHealthHuman Services