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.

6,112 funders with a return from the last few years. Clear filters Browse all profiles by state

• 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

• The Harry and Jeanette Weinberg Foundation Inc

  Owings Mills, MD · EIN 52-6037034 · latest return: tax year 2024

  Invitation Only
  Grants paid $127.8M Organizations funded 872 Typical grant $50,000 Preselected recipients only
  EducationChildren & YouthHealthHousing

• Twanda Foundation

  Alamo, CA · EIN 20-3508036 · latest return: tax year 2025

  Gave $390K in 2025
  Organizations funded 51 Typical grant $2,000 Describes how to apply
  Disability ServicesArts & CultureChildren & YouthEducation

• Richard and Hinda Rosenthal Foundation

  Los Angeles, CA · EIN 13-6104817 · latest return: tax year 2024

  Invitation Only
  Grants paid $900K Organizations funded 114 Typical grant $2,500 Preselected recipients only
  EducationArts & CultureHealthEnvironment

• T Gary and Kathleen Rogers Private Family Foundation

  Lafayette, CA · EIN 65-1202020 · latest return: tax year 2024

  Gave $5.4M in 2024
  Organizations funded 51 Typical grant $2,150 Describes how to apply
  EducationAnimal WelfareArts & CultureHuman Services

• The Kennedy Foundation

  Wilmington, DE · EIN 33-0719806 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.5M Organizations funded 54 Typical grant $20,000 Preselected recipients only
  Arts & CultureHealthEducationEnvironment

• Houston Family Foundation

  Sioux Falls, SD · EIN 20-3853573 · latest return: tax year 2024

  Invitation Only
  Grants paid $2.7M Organizations funded 44 Typical grant $35,000 Preselected recipients only
  Human ServicesEducationAnimal WelfareArts & Culture

• The Anne Wojcicki Foundation

  Los Altos, CA · EIN 47-1835703 · latest return: tax year 2024

  Invitation Only
  Grants paid $21.7M Organizations funded 51 Typical grant $100,000 Preselected recipients only
  EducationArts & CultureHealthAnimal Welfare

• Harvey and Ellen Knell Foundation

  Pasadena, CA · EIN 27-6163510 · latest return: tax year 2024

  Invitation Only
  Grants paid $585K Organizations funded 62 Typical grant $1,500 Preselected recipients only
  Arts & CultureEnvironmentAnimal WelfareCommunity Development

• Warren & Katharine Schlinger Foundation

  Laguna Niguel, CA · EIN 95-4494669 · latest return: tax year 2024

  Invitation Only
  Grants paid $9.3M Organizations funded 42 Typical grant $20,000 Preselected recipients only
  Animal WelfareArts & CultureEducationHuman Services

• Stephen & Mary Birch Foundation Inc

  Wilmington, DE · EIN 22-1713022 · latest return: tax year 2025

  Gave $5.4M in 2025
  Organizations funded 130 Typical grant $10,000 Describes how to apply
  Human ServicesHealthEducationArts & Culture

• Smidt Family Foundation

  Newbury Park, CA · EIN 77-0507427 · latest return: tax year 2024

  Invitation Only
  Grants paid $1.2M Organizations funded 57 Typical grant $10,000 Preselected recipients only
  Human ServicesChildren & YouthEducationHealth

• The Rosendin Foundation

  Austin, TX · EIN 84-4957804 · latest return: tax year 2024

  Gave $2.4M in 2024
  Organizations funded 125 Typical grant $14,100 Describes how to apply
  Children & YouthHuman ServicesEducationHealth

• William and Karen Lavoie Foundation Inc

  Redondo Beach, CA · EIN 37-1848439 · latest return: tax year 2025

  Invitation Only
  Grants paid $126K Organizations funded 48 Typical grant $1,000 Preselected recipients only
  Arts & CultureEnvironmentAnimal WelfareFaith-Based

• Chet & Jon Lappen Foundation Dba Lappen Family Foundation

  Los Angeles, CA · EIN 23-7007566 · latest return: tax year 2025

  Invitation Only
  Grants paid $131K Organizations funded 47 Typical grant $1,000 Preselected recipients only
  EducationAnimal WelfareHuman ServicesArts & Culture

• A-Mark Foundation

  Santa Monica, CA · EIN 95-4621496 · latest return: tax year 2024

  Invitation Only
  Grants paid $361K Organizations funded 74 Typical grant $5,000 Preselected recipients only
  EducationHealthChildren & YouthArts & Culture

• Chamberlin Family Philanthropy

  Richmond, CA · EIN 20-5794764 · latest return: tax year 2024

  Invitation Only
  Grants paid $588K Organizations funded 40 Typical grant $5,000 Preselected recipients only
  EducationArts & CultureAnimal WelfareChildren & Youth

• Miter Charitable Foundation

  Harrisburg, PA · EIN 47-2381136 · latest return: tax year 2024

  Invitation Only
  Grants paid $1.9M Organizations funded 273 Typical grant $1,144 Preselected recipients only
  EducationHealthHuman ServicesYouth Sports

• Caerus Foundation Inc

  Northbrook, IL · EIN 71-0935903 · latest return: tax year 2024

  Invitation Only
  Grants paid $15.1M Organizations funded 134 Typical grant $50,000 Preselected recipients only
  EducationChildren & YouthArts & CultureHuman Services

• 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