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.

13,726 funders with a return from the last few years. Clear filters Browse all profiles by state

• George V and Rena G Castagnola Family Foundation

  Santa Barbara, CA · EIN 77-0358709 · latest return: tax year 2024

  Invitation Only
  Grants paid $6,850 Organizations funded 5 Typical grant $1,250 Preselected recipients only
  Environment

• E S & M J Mayer Foundation

  Hallowell, ME · EIN 01-0367057 · latest return: tax year 2025

  Invitation Only
  Grants paid $6,100 Organizations funded 5 Typical grant $200 Preselected recipients only
  Arts & CultureEducationEnvironment

• AHISMA Relief Foundation

  Fayetteville, AR · EIN 27-6813556 · latest return: tax year 2024

  Invitation Only
  Grants paid $5,852 Organizations funded 5 Typical grant $500 Preselected recipients only
  Animal WelfareEnvironment

• Kpipp Inc

  Baltimore, MD · EIN 84-4856659 · latest return: tax year 2025

  Invitation Only
  Grants paid $5,300 Organizations funded 5 Typical grant $1,000 Preselected recipients only
  Youth SportsChildren & YouthEnvironmentFood Assistance

• Pokorny Family Foundation

  Willoughby, OH · EIN 34-1922347 · latest return: tax year 2025

  Invitation Only
  Grants paid $5,150 Organizations funded 5 Typical grant $650 Preselected recipients only
  EducationEnvironment

• Trygve E & Victoria H Myhren Foundation

  Denver, CO · EIN 31-1500841 · latest return: tax year 2025

  Invitation Only
  Grants paid $4,221 Organizations funded 5 Typical grant $500 Preselected recipients only
  EducationEnvironment

• Wam Hamill Foundation

  Park City, UT · EIN 47-5290412 · latest return: tax year 2025

  Invitation Only
  Grants paid $3,450 Organizations funded 5 Typical grant $1,000 Preselected recipients only
  EnvironmentHomelessness

• The Outten Foundation

  Pocomoke City, MD · EIN 52-6826158 · latest return: tax year 2025

  Invitation Only
  Grants paid $2,500 Organizations funded 5 Typical grant $500 Preselected recipients only
  Environment

• Laurie S Stein Family Foundation

  Centerville, MA · EIN 04-7023144 · latest return: tax year 2025

  Invitation Only
  Grants paid $421 Organizations funded 5 Typical grant $50 Preselected recipients only
  EnvironmentFood AssistanceHealth

• Fund for Science and Technology

  Seattle, WA · EIN 92-2010769 · latest return: tax year 2024

  Invitation Only
  Grants paid $15M Organizations funded 4 Typical grant $2,000,000 Preselected recipients only
  HealthEnvironment

• Charles Jago Elder Charitable Trust

  Houston, TX · EIN 84-6578418 · latest return: tax year 2023

  Invitation Only
  Grants paid $13.8M Organizations funded 4 Typical grant $240,000 Preselected recipients only
  Environment

• King Philanthropies Inc

  Menlo Park, CA · EIN 47-3706995 · latest return: tax year 2024

  Invitation Only
  Grants paid $10.3M Organizations funded 4 Typical grant $750,000 Preselected recipients only
  Children & YouthEnvironment

• Ouroboros Foundation

  Bellingham, WA · EIN 27-2154657 · latest return: tax year 2024

  Invitation Only
  Grants paid $7M Organizations funded 4 Typical grant $57,000 Preselected recipients only
  Animal WelfareEnvironment

• Room & Board Foundation

  Golden Valley, MN · EIN 81-0876152 · latest return: tax year 2024

  Invitation Only
  Grants paid $4.5M Organizations funded 4 Typical grant $30,000 Preselected recipients only
  Arts & CultureEnvironment

• Maclean Foundation

  Mundelein, IL · EIN 36-4055957 · latest return: tax year 2025

  Invitation Only
  Grants paid $4M Organizations funded 4 Typical grant $750,000 Preselected recipients only
  Animal WelfareEducationEnvironmentHealth

• Turner Farm Foundation Inc

  Cincinnati, OH · EIN 80-0727539 · latest return: tax year 2024

  Invitation Only
  Grants paid $3.8M Organizations funded 4 Typical grant $500,000 Preselected recipients only
  EducationEnvironmentHealth

• The Jacques & Margot W Kohn Foundation Inc

  New City, NY · EIN 13-4088271 · latest return: tax year 2023

  Invitation Only
  Grants paid $2.8M Organizations funded 4 Typical grant $114,100 Preselected recipients only
  Arts & CultureEducationEnvironment

• Jon and Katherine Dart Charitable Foundation

  San Jose, CA · EIN 77-0536934 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.5M Organizations funded 4 Typical grant $250,000 Preselected recipients only
  EnvironmentHealth

• The Neilan Foundation

  Pasadena, CA · EIN 20-5481398 · latest return: tax year 2025

  Invitation Only
  Grants paid $1.2M Organizations funded 4 Typical grant $50,000 Preselected recipients only
  EducationHuman ServicesEnvironment

• The Goldberg Family Foundation

  Boston, MA · EIN 04-6039556 · latest return: tax year 2025

  Gave $1.2M in 2025
  Organizations funded 4 Typical grant $50,000 Describes how to apply
  Environment