Leo Wasserman Foundation

Karp Family Foundation Stephen R

Boston, MA

The Karp Family Foundation Stephen R. and supports charitable organizations in areas including education and human services, with most 2025 funding going to Massachusetts and New York. Its 2025 grants ranged from $100 to $500,000, with a median of $20,000; it funds only preselected organizations and does not accept unsolicited requests.

Paul & Elaine Chervinsky

Newton, MA

The foundation supports varied charitable organizations, including senior services, education, zoos, museums, and religious and community groups, with most grant dollars going to Massachusetts. Its 2025 grants ranged from $50 to $200,000, with a median of $1,000. It funds only preselected organizations and does not accept unsolicited requests.

Cheryl Spencer Memorial Foundation

Newburyport, MA

The Cheryl Spencer Memorial Foundation makes grants to tax-exempt charitable organizations across varied fields, including Jewish organizations, hospitals, housing, and reproductive health. Its 2025 grants ranged from $600 to $275,000, with a median of $25,000; most funding went to organizations in New York and Massachusetts. It accepts requests without a required form, has no stated deadline, and asks applicants to contact Aaron Spencer.

President and Fellows of Harvard College

Cambridge, MA

President and Fellows of Harvard College funds education and research across academic fields, with reported grants supporting hospitals, universities, and research organizations. Its 2025 grants ranged from $5,002 to $27.4 million, with a median of $123,018, and were concentrated in Massachusetts; the information does not state whether general institutional grant requests are accepted unsolicited.

Spooner John and Susan Charitable Trust

Boston, MA

Steven K and Winifred

Agawam, MA

The foundation supports Jewish community organizations, educational institutions, and other charitable causes, with 2024 grants primarily benefiting organizations in Massachusetts and New York. Its 21 grants ranged from $1,000 to $100,000, with a median of $5,000. It funds only preselected organizations and does not accept unsolicited requests.

Paul & Phyllis Fireman Charitable

Waltham, MA

The foundation supports organizations working in health, education, civil rights, homelessness, youth development, and related community needs, with much of its recent giving in Massachusetts and additional grants in Georgia, New Jersey, Florida, and New York. Its 2024 grants ranged from $1,000 to $1.8 million, with a median of $15,000. It funds only pre-selected organizations and does not accept unsolicited requests.

William and Cynthia Marcus

Chestnut Hill, MA

The foundation supports charitable organizations, with recent grants including Jewish community, education, and international relief groups. In 2025, grants ranged from $50 to $32,000, with a median of $1,000; recipients were mainly in Massachusetts, New York, and California. It gives only to preselected organizations and does not accept unsolicited requests.

Rosengard Foundation Inc

Chestnut Hill, MA

The Rosengard Foundation supports charitable organizations working in areas including food assistance, Jewish community services and culture, education, research, and public policy. In 2023, grants ranged from $1 to $35,000, with a median of $7,000, and went mainly to organizations in Massachusetts and New York, as well as several other states. It gives only to preselected organizations and does not accept unsolicited funding requests.

Slezak Family Charitable Foundation

Omaha, NE

The Slezak Family Charitable Foundation’s grants support organizations working in health, human services, education, youth development, animal welfare, and community services; in 2025, 90% of its giving went to Nebraska, with the rest going to California and Arizona. Grants ranged from $2,000 to $100,000, with a median of $5,000. It gives only to preselected organizations and does not accept unsolicited requests.

The Lassor and Fanny Agoos Charity Fund

Newton, MA

The Lassor and Fanny Agoos Charity Fund supports Jewish charities, housing and homelessness programs, and community-service nonprofits, with most of its giving in Massachusetts and grants also reaching other states. In 2025, grants ranged from $500 to $25,000, with a median of $2,500. It accepts written requests and does not limit giving to preselected organizations.