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.

1,533 funders with a return from the last few years. Clear filters Browse all profiles by state

• Max and Minnie Tomerlin Voelcker Fund

  San Antonio, TX · EIN 74-2985834 · latest return: tax year 2024

  Gave $3.5M in 2024
  Organizations funded 24 Typical grant $116,666 Describes how to apply
  EducationHealthHuman ServicesSTEM

• Zerhouni Family Charitable Foundation Inc

  Norfolk, VA · EIN 14-1838642 · latest return: tax year 2024

  Gave $418K in 2024
  Organizations funded 24 Typical grant $5,000 Describes how to apply
  HealthEducationChildren & YouthSTEM

• Quadrivium

  New York, NY · EIN 46-1535719 · latest return: tax year 2024

  Invitation Only
  Grants paid $20.8M Organizations funded 22 Typical grant $500,000 Preselected recipients only
  EnvironmentSTEMAnimal WelfareEducation

• Zakaria Family Foundation

  Morristown, NJ · EIN 26-1607321 · latest return: tax year 2024

  Invitation Only
  Grants paid $666K Organizations funded 22 Typical grant $10,000 Preselected recipients only
  EducationArts & CultureEnvironmentChildren & Youth

• Signal Foundation for Wireless Innovation Inc

  Wilmington, DE · EIN 46-3948126 · latest return: tax year 2024

  Invitation Only
  Grants paid $579K Organizations funded 20 Typical grant $20,000 Preselected recipients only
  EducationArts & CultureSTEMChildren & Youth

• Bridgemill Foundation

  New Canaan, CT · EIN 13-3671059 · latest return: tax year 2024

  Invitation Only
  Grants paid $3.1M Organizations funded 19 Typical grant $50,764 Preselected recipients only
  EnvironmentEducationChildren & YouthSTEM

• Foundation for Intelligent Life on Earth

  Renton, WA · EIN 84-3793235 · latest return: tax year 2025

  Invitation Only
  Grants paid $115K Organizations funded 18 Typical grant $120 Preselected recipients only
  EnvironmentEducationSTEMAnimal Welfare

• Stadler Family Charitable Foundation Inc

  Titusville, NJ · EIN 45-2470819 · latest return: tax year 2024

  Invitation Only
  Grants paid $7M Organizations funded 17 Typical grant $143,900 Preselected recipients only
  EnvironmentAnimal WelfareArts & CultureEducation

• The Eugene Garfield Foundation

  Philadelphia, PA · EIN 23-2553258 · latest return: tax year 2024

  Invitation Only
  Grants paid $392K Organizations funded 17 Typical grant $10,000 Preselected recipients only
  Human ServicesEducationSTEMArts & Culture

• The Maxine and Allan Kurtzman Foundation

  Irvine, CA · EIN 83-1074346 · latest return: tax year 2025

  Invitation Only
  Grants paid $79K Organizations funded 17 Typical grant $5,000 Preselected recipients only
  EducationHealthChildren & YouthArts & Culture

• Unlikely Collaborators Foundation

  Wichita, KS · EIN 88-0946264 · latest return: tax year 2024

  Invitation Only
  Grants paid $1.8M Organizations funded 15 Typical grant $55,000 Preselected recipients only
  Arts & CultureEducationChildren & YouthHuman Services

• Orcas Bay Foundation

  Tacoma, WA · EIN 91-1934775 · latest return: tax year 2025

  Invitation Only
  Grants paid $20K Organizations funded 15 Typical grant $800 Preselected recipients only
  EducationChildren & YouthSTEMAnimal Welfare

• Meehan Foundation

  Providence, RI · EIN 05-6015366 · latest return: tax year 2025

  Gave $215K in 2025
  Organizations funded 13 Typical grant $10,000 Describes how to apply
  EducationHomelessnessSTEMAnimal Welfare

• The Samarth Foundation

  Los Altos Hills, CA · EIN 04-3832894 · latest return: tax year 2024

  Invitation Only
  Grants paid $160K Organizations funded 13 Typical grant $5,000 Preselected recipients only
  EducationHealthChildren & YouthEnvironment

• Mcconnell Family Foundation

  New York, NY · EIN 61-1708312 · latest return: tax year 2025

  Invitation Only
  Grants paid $430K Organizations funded 12 Typical grant $3,000 Preselected recipients only
  EducationEnvironmentSTEMAnimal Welfare

• Berbeewalsh Foundation Inc

  Middleton, WI · EIN 20-5892278 · latest return: tax year 2025

  Invitation Only
  Grants paid $791K Organizations funded 11 Typical grant $15,200 Preselected recipients only
  Animal WelfareEducationHealthSTEM

• The Mayday Fund

  New York, NY · EIN 38-4117113 · latest return: tax year 2024

  Gave $820K in 2024
  Organizations funded 9 Typical grant $93,500 Describes how to apply
  STEMEducationHealth

• SPIROL International Charitable Foundation Inc

  Danielson, CT · EIN 51-0494974 · latest return: tax year 2025

  Gave $363K in 2025
  Organizations funded 8 Typical grant $25,000 Describes how to apply
  EducationSTEMArts & Culture

• The Weakley Family Foundation

  Sayville, NY · EIN 26-1535402 · latest return: tax year 2025

  Invitation Only
  Grants paid $238K Organizations funded 8 Typical grant $20,000 Preselected recipients only
  EducationSTEM

• Midwest Vision Research Foundation Dba Lifelong Vision Foundation

  Chesterfield, MO · EIN 43-1911559 · latest return: tax year 2024

  Invitation Only
  Grants paid $3.9M Organizations funded 2 Typical grant $1,905,618 Preselected recipients only
  STEMEducation