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.

6,266 funders with a return from the last few years. Clear filters Browse all profiles by state

• Madigan Family Foundation

  Chicago, IL · EIN 36-4155300 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.5M Organizations funded 85 Typical grant $5,000 Preselected recipients only
  EducationEnvironmentArts & CultureChildren & Youth

• 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

• Flora L Thornton Foundation

  San Francisco, CA · EIN 95-3855595 · latest return: tax year 2023

  Gave $2.2M in 2023
  Organizations funded 67 Typical grant $25,000 Describes how to apply
  EnvironmentArts & CultureEducationAnimal Welfare

• Ellen and Samuel Phelan Family Foundation Inc

  Red Hook, NY · EIN 80-0026536 · latest return: tax year 2025

  Invitation Only
  Grants paid $90K Organizations funded 58 Typical grant $560 Preselected recipients only
  Arts & CultureEnvironmentEducationHuman Services

• Avalon Nature Preserve Inc

  Stony Brook, NY · EIN 75-3165488 · latest return: tax year 2024

  Invitation Only
  Grants paid $471K Organizations funded 53 Typical grant $500 Preselected recipients only
  Animal WelfareEnvironmentEducationHealth

• Maud and Burton Goldfield Family Foundation Corporation

  Wilmington, DE · EIN 83-0622000 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.3M Organizations funded 47 Typical grant $10,000 Preselected recipients only
  Animal WelfareEnvironmentEducationArts & Culture

• 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

• John Sperling Foundation

  Litchfield Park, AZ · EIN 32-0284165 · latest return: tax year 2024

  Invitation Only
  Grants paid $3.8M Organizations funded 22 Typical grant $20,000 Preselected recipients only
  EnvironmentMental HealthArts & CultureHealth

• Puget Sound Energy Foundation

  Wilmington, DE · EIN 20-4863534 · latest return: tax year 2024

  Invitation Only
  Grants paid $1.2M Organizations funded 451 Typical grant $500 Preselected recipients only
  Human ServicesEducationFood AssistanceAnimal Welfare

• Making a Difference Foundation

  Midvale, UT · EIN 81-4680770 · latest return: tax year 2024

  Gave $828K in 2024
  Organizations funded 229 Typical grant $2,500 Describes how to apply
  HealthEducationChildren & YouthAnimal Welfare

• S & L Marx Foundation Inc

  Wilmington, DE · EIN 20-0677535 · latest return: tax year 2024

  Invitation Only
  Grants paid $4.6M Organizations funded 138 Typical grant $5,000 Preselected recipients only
  EducationArts & CultureHuman ServicesHealth

• Ruggles Family Foundation

  Garden City, NY · EIN 26-6381931 · latest return: tax year 2024

  Invitation Only
  Grants paid $2.4M Organizations funded 94 Typical grant $10,000 Preselected recipients only
  EducationHuman ServicesEnvironmentArts & Culture

• Lenfestey Family Foundation Inc

  Green Bay, WI · EIN 39-1748548 · latest return: tax year 2025

  Gave $217K in 2025
  Organizations funded 74 Typical grant $2,000 Describes how to apply
  Arts & CultureEducationEnvironmentCommunity Development

• Mighty Arrow Family Foundation

  Fort Collins, CO · EIN 46-1557560 · latest return: tax year 2024

  Invitation Only
  Grants paid $1.7M Organizations funded 71 Typical grant $25,000 Preselected recipients only
  EnvironmentCommunity DevelopmentEducationArts & Culture

• The Joseph H & Ellen B Thomas Foundation Inc

  Pepper Pike, OH · EIN 34-1615922 · latest return: tax year 2025

  Gave $309K in 2025
  Organizations funded 65 Typical grant $400 Describes how to apply
  EducationArts & CultureHealthEnvironment

• The Longhill Charitable Foundation

  New York, NY · EIN 23-7149847 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.8M Organizations funded 60 Typical grant $25,000 Preselected recipients only
  HealthEducationEnvironmentArts & Culture

• The Martin Foundation Inc

  Naples, FL · EIN 35-1070929 · latest return: tax year 2024

  Gave $2.3M in 2024
  Organizations funded 50 Typical grant $25,000 Describes how to apply
  EnvironmentHuman ServicesArts & CultureEducation

• The Aileen Getty Foundation

  Reno, NV · EIN 82-2588759 · latest return: tax year 2024

  Invitation Only
  Grants paid $1.2M Organizations funded 23 Typical grant $25,000 Preselected recipients only
  EnvironmentArts & CultureEducationHealth

• Goldring Family Foundation

  Metairie, LA · EIN 72-6022666 · latest return: tax year 2024

  Gave $7M in 2024
  Organizations funded 305 Typical grant $7,000 Describes how to apply
  EducationHealthArts & CultureHuman Services

• The Crail-Johnson Foundation

  San Pedro, CA · EIN 33-0247161 · latest return: tax year 2024

  Gave $1.3M in 2024
  Organizations funded 152 Typical grant $5,000 Describes how to apply
  EducationChildren & YouthArts & CultureHuman Services