Riegel Eagle Charitable Foundation

The Pat Riley Family Foundation

Saratoga Springs, NY

The Gerald J and Dorothy R Friedman

New York, NY

The foundation primarily supports medical research and related programs in diabetes, nutrition, nephrology, neurology, and oncology, while recent grants also supported arts and human-services organizations. Its 2026 grants ranged from $70,000 to $1.2 million, with a median of $500,000, and all went to New York recipients. It gives only to preselected charitable organizations and does not accept unsolicited requests.

Victor and Pearl Tumpeer Foundation

West Orange, NJ

The foundation supports a varied mix of charitable work, including health care, food assistance, animal rescue, and community and cultural organizations. In 2025, grants ranged from $1,085 to $25,000, with a median of $7,500, and went mainly to organizations in New York and New Jersey, as well as several other states and Washington, DC. It funds only preselected organizations and does not accept unsolicited requests.

Six String Giving Foundation

Wilmington, DE

The Six String Giving Foundation primarily supports volunteer-run food markets providing free food to residents in low-income communities, and its grants also span other charitable areas. In 2024, grants ranged from $2,500 to $865,000, with a median of $7,500; most grant dollars went to Massachusetts and New York. It funds only preselected organizations and does not accept unsolicited requests.

Freston Family Foundation

New York, NY

The foundation’s grants support education, diabetes-related services, humanitarian aid, environmental work, and disaster response. In 2025, grants ranged from $400 to $50,000, with a median of $12,500, and the largest shares went to organizations in DC and California, followed by Virginia, New York, and Colorado. It gives only to preselected charities and does not accept unsolicited requests.

Thrill Hill Foundation

Los Angeles, CA

Thrill Hill Foundation funds a varied mix of community, education, health, and cultural organizations, with 2024 grants ranging from $500 to $100,000 and a median of $5,000. It is based in Los Angeles, but its 2024 grant dollars went mainly to organizations in New Jersey and Illinois; it funds only preselected charities and does not accept unsolicited requests.

Schwartz Family Foundation

New York, NY

The Schwartz Family Foundation supports 501(c)(3) organizations, with grants spanning health support, social impact, Jewish community and human rights, and youth development. In 2024, grants ranged from $500 to $550,853, with a median of $15,850; most funding went to organizations in New York and North Carolina. It does not accept unsolicited requests and gives only to preselected organizations.

The Aileen K and Brian L Roberts

Philadelphia, PA

The Philadelphia-based foundation supports a range of charitable work, including sports access, student aid, homelessness and poverty services, arts and culture, and Jewish educational travel. In 2024, grants ranged from $500 to $1 million, with a median of $20,000, and primarily went to organizations in Massachusetts and Pennsylvania, as well as New York, New Jersey, and other states. It does not accept unsolicited requests and gives only to preselected organizations.

Atairos Charitable Foundation

Bryn Mawr, PA

The foundation supports organizations working in areas such as health, education, civil liberties, immigration services, and family support, with most 2025 grant dollars going to Pennsylvania and New York recipients. Its 42 grants ranged from $150 to $24,000, with a median of $1,000. It funds only preselected organizations and does not accept unsolicited requests.

John & Amy Griffin Foundation

Pearl River, NY

The foundation supports education, arts and cultural, and community organizations, with most of its giving going to New York and smaller shares to Virginia and Pennsylvania. In 2025, grants ranged from $5,000 to $5 million, with a median of $25,000. It gives only to preselected organizations and does not accept unsolicited requests.

The Barry S Sternlicht Foundation

Wilmington, DE

The foundation supports a range of causes, including Jewish community life and Israel-related work, health care, and children and families. In 2024, grants ranged from $1,000 to $2.5 million, with a median of $25,000; most grant dollars went to organizations in New York, followed by Pennsylvania and Florida. It funds only preselected organizations and does not accept unsolicited requests.

Pledgeling Foundation

San Francisco, CA

Pledgeling Foundation regrants donor-directed contributions to a wide range of eligible U.S. public charities and vetted international charities, with no stated issue-area focus. Its 2024 grants had a median of $12,301 and ranged from $5,001 to $1.6 million; funding goes worldwide, with the largest share in California. It processes grants based on donor recommendations, and the profile does not state whether it accepts unsolicited requests.