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.

1,029 funders with a return from the last few years. Clear filters Browse all profiles by state

• Al & Peggy Dematteis Family Foundation

  Manhasset, NY · EIN 11-3052224 · latest return: tax year 2025

  Gave $177K in 2025
  Organizations funded 283 Typical grant $400 Describes how to apply
  Human ServicesHealthEducationChildren & Youth

• Ann Jackson Family Foundation

  Santa Barbara, CA · EIN 95-3367511 · latest return: tax year 2024

  Gave $3.6M in 2024
  Organizations funded 249 Typical grant $10,000 Describes how to apply
  EducationArts & CultureHuman ServicesHealth

• Quest Foundation

  Danville, CA · EIN 20-1844715 · latest return: tax year 2024

  Invitation Only
  Grants paid $7.5M Organizations funded 173 Typical grant $35,000 Preselected recipients only
  EducationChildren & YouthHuman ServicesArts & Culture

• Elizabeth Ring Mather and William Gwinn Mather Fund

  Cleveland, OH · EIN 34-6519863 · latest return: tax year 2024

  Gave $1.1M in 2024
  Organizations funded 105 Typical grant $5,000 Describes how to apply
  Arts & CultureEducationEnvironmentHealth

• The Thendara Foundation

  Wilmington, DE · EIN 31-1126072 · latest return: tax year 2025

  Invitation Only
  Grants paid $650K Organizations funded 105 Typical grant $2,500 Preselected recipients only
  Arts & CultureEducationHuman ServicesEnvironment

• The Eucalyptus Foundation

  San Francisco, CA · EIN 94-3148772 · latest return: tax year 2024

  Invitation Only
  Grants paid $9.7M Organizations funded 84 Typical grant $20,000 Preselected recipients only
  EducationEnvironmentHuman ServicesArts & Culture

• Haskell Fund

  Cleveland, OH · EIN 34-6513797 · latest return: tax year 2024

  Gave $282K in 2024
  Organizations funded 84 Typical grant $2,500 Describes how to apply
  EducationHuman ServicesAnimal WelfareChildren & Youth

• Yang Foundation

  New Hartford, NY · EIN 16-1318142 · latest return: tax year 2025

  Gave $81K in 2025
  Organizations funded 74 Typical grant $1,000 Describes how to apply
  EnvironmentHuman ServicesAnimal WelfareHealth

• Mazar Family Charitable Foundation Trust

  Boston, MA · EIN 04-3344681 · latest return: tax year 2024

  Invitation Only
  Grants paid $612K Organizations funded 68 Typical grant $4,500 Preselected recipients only
  EnvironmentAnimal WelfareEducationHuman Services

• W Second Growth Foundation

  St Paul, MN · EIN 83-3352641 · latest return: tax year 2024

  Invitation Only
  Grants paid $323K Organizations funded 67 Typical grant $4,000 Preselected recipients only
  EducationEnvironmentChildren & YouthArts & Culture

• Eleven Eleven Foundation

  Highland Park, IL · EIN 46-1463656 · latest return: tax year 2024

  Invitation Only
  Grants paid $27.6M Organizations funded 54 Typical grant $50,000 Preselected recipients only
  EnvironmentEducationArts & CultureFood Assistance

• George L Ohrstom Jr Foundation Inc

  Fort Lauderdale, FL · EIN 13-3415874 · latest return: tax year 2024

  Invitation Only
  Grants paid $4.6M Organizations funded 53 Typical grant $50,000 Preselected recipients only
  EnvironmentEducationHealthAnimal Welfare

• Ralph Landau Foundation

  New York, NY · EIN 13-2895717 · latest return: tax year 2024

  Invitation Only
  Grants paid $4.8M Organizations funded 50 Typical grant $10,000 Preselected recipients only
  EducationSTEMEnvironmentAnimal Welfare

• One Hive Foundation

  Boston, MA · EIN 92-0684940 · latest return: tax year 2024

  Invitation Only
  Grants paid $2.3M Organizations funded 46 Typical grant $30,850 Preselected recipients only
  EducationSTEMEnvironmentAnimal Welfare

• Jack and Deborah Daw Heffernan Foundation

  Bridgton, ME · EIN 01-0539790 · latest return: tax year 2025

  Invitation Only
  Grants paid $39K Organizations funded 24 Typical grant $118 Preselected recipients only
  HealthEnvironmentEducationArts & Culture

• Lyn & Margaret Comfort Charitable Foundation

  Newport, RI · EIN 20-1985235 · latest return: tax year 2024

  Invitation Only
  Grants paid $28K Organizations funded 25 Typical grant $500 Preselected recipients only
  EducationEnvironmentArts & CultureHealth

• Weatherlow Foundation

  Portsmouth, NH · EIN 27-4283491 · latest return: tax year 2025

  Invitation Only
  Grants paid $327K Organizations funded 58 Typical grant $2,500 Preselected recipients only
  EnvironmentAnimal WelfareArts & CultureEducation

• David & Candace Weir Foundation

  Albany, NY · EIN 13-3797919 · latest return: tax year 2024

  Invitation Only
  Grants paid $5.9M Organizations funded 129 Typical grant $10,000 Preselected recipients only
  Arts & CultureEducationEnvironmentFood Assistance

• Kane Wallace Foundation

  Concord, MA · EIN 04-3466900 · latest return: tax year 2024

  Invitation Only
  Grants paid $3M Organizations funded 48 Typical grant $5,000 Preselected recipients only
  Arts & CultureEducationEnvironmentFood Assistance

• The Bluestone Foundation

  West Hartford, CT · EIN 06-1527223 · latest return: tax year 2025

  Invitation Only
  Grants paid $278K Organizations funded 76 Typical grant $3,000 Preselected recipients only
  Arts & CultureEnvironmentHuman ServicesEducation