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.

6,243 funders with a return from the last few years. Clear filters Browse all profiles by state

• The Fred & Barbara Erb Family Foundation

  Royal Oak, MI · EIN 20-5966333 · latest return: tax year 2024

  Gave $17.3M in 2024
  Organizations funded 122 Typical grant $25,000 Describes how to apply
  Arts & CultureEnvironmentEducationCommunity Development

• Lovett-Woodsum Family Charitable Foundation Inc

  Boston, MA · EIN 04-2944183 · latest return: tax year 2023

  Invitation Only
  Grants paid $1.9M Organizations funded 85 Typical grant $8,000 Preselected recipients only
  EnvironmentArts & CultureEducationAnimal Welfare

• The Family Mayer Foundation Inc

  Boulder, CO · EIN 22-2717105 · latest return: tax year 2025

  Invitation Only
  Grants paid $74K Organizations funded 64 Typical grant $1,000 Preselected recipients only
  EducationEnvironmentArts & CultureAnimal Welfare

• Milkweed Foundation Inc

  New York, NY · EIN 92-3159543 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.4M Organizations funded 13 Typical grant $100,000 Preselected recipients only
  Environment

• Rasmuson Foundation

  Anchorage, AK · EIN 91-6340739 · latest return: tax year 2024

  Gave $17.7M in 2024
  Organizations funded 300 Typical grant $5,000 Describes how to apply
  Arts & CultureHuman ServicesEducationHealth

• Dudley and Constance Godfrey Foundation Inc

  New York, NY · EIN 39-1562846 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.2M Organizations funded 106 Typical grant $5,000 Preselected recipients only
  Arts & CultureEducationEnvironmentHuman Services

• The Conrad Prebys Foundation

  San Diego, CA · EIN 20-3216993 · latest return: tax year 2024

  Gave $54.9M in 2024
  Organizations funded 392 Typical grant $100,000 Describes how to apply
  Arts & CultureEducationHealthHuman Services

• The Otis Booth Foundation

  Los Angeles, CA · EIN 95-6140019 · latest return: tax year 2023

  Invitation Only
  Grants paid $14.4M Organizations funded 140 Typical grant $25,000 Preselected recipients only
  EducationChildren & YouthArts & CultureHealth

• Sociable Weaver Foundation Inc

  Louisville, KY · EIN 27-4432220 · latest return: tax year 2023

  Invitation Only
  Grants paid $2.6M Organizations funded 70 Typical grant $7,000 Preselected recipients only
  Arts & CultureEnvironmentChildren & YouthEducation

• Sally Mead Hands Foundation

  Madison, WI · EIN 32-0263007 · latest return: tax year 2025

  Invitation Only
  Grants paid $2.2M Organizations funded 49 Typical grant $15,000 Preselected recipients only
  EnvironmentArts & CultureHealthEducation

• New England Biolabs Foundation Inc

  Ipswich, MA · EIN 93-1644428 · latest return: tax year 2024

  Gave $194K in 2024
  Organizations funded 22 Typical grant $8,000 Describes how to apply
  EnvironmentChildren & YouthArts & CultureAnimal Welfare

• Lester Poretsky Family Foundation Inc

  Potomac, MD · EIN 52-1254096 · latest return: tax year 2024

  Invitation Only
  Grants paid $270K Organizations funded 160 Typical grant $1,000 Preselected recipients only
  EnvironmentAnimal WelfareHealthHuman Services

• Marty and Dorothy Silverman Foundation

  New York, NY · EIN 22-2777449 · latest return: tax year 2024

  Invitation Only
  Grants paid $43.4M Organizations funded 264 Typical grant $75,000 Preselected recipients only
  Human ServicesEnvironmentHealthArts & Culture

• The Bloomberg Family Foundation Inc

  New York, NY · EIN 20-5602483 · latest return: tax year 2024

  Invitation Only
  Grants paid $1B Organizations funded 203 Typical grant $1,519,000 Preselected recipients only
  EducationArts & CultureHealthCommunity Development

• American Tower Corporation Foundation Inc

  Boston, MA · EIN 81-5266916 · latest return: tax year 2024

  Invitation Only
  Grants paid $1.7M Organizations funded 632 Typical grant $200 Preselected recipients only
  EducationHealthHuman ServicesAnimal Welfare

• Farvue Foundation Inc

  Washington, DC · EIN 27-1938940 · latest return: tax year 2025

  Invitation Only
  Grants paid $5M Organizations funded 52 Typical grant $50,000 Preselected recipients only
  EnvironmentAnimal WelfareArts & CultureEducation

• Samueli Foundation

  Corona Del Mar, CA · EIN 33-0758237 · latest return: tax year 2024

  Invitation Only
  Grants paid $80.6M Organizations funded 366 Typical grant $37,500 Preselected recipients only
  EducationArts & CultureHealthHuman Services

• Glenn W Bailey Charitable Trust

  West Palm Beach, FL · EIN 88-6220262 · latest return: tax year 2024

  Invitation Only
  Grants paid $9.4M Organizations funded 173 Typical grant $25,000 Preselected recipients only
  STEMEducationChildren & YouthArts & Culture

• The Suwinski Family Foundation Inc

  Pittsford, NY · EIN 16-1587911 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.2M Organizations funded 74 Typical grant $10,000 Preselected recipients only
  EnvironmentAnimal WelfareHomelessnessChildren & Youth

• Valhalla Foundation

  Woodside, CA · EIN 20-0478828 · latest return: tax year 2024

  Invitation Only
  Grants paid $131.7M Organizations funded 80 Typical grant $600,000 Preselected recipients only
  EducationChildren & YouthEnvironmentSTEM