Wentworth Family Trust

The Andrew W Mellon Foundation

New York, NY

The Andrew W. Mellon Foundation supports arts and cultural organizations, higher education, and humanities-focused work, primarily through grants to organizations in the United States, with some support for eligible organizations abroad. In 2024, its grants ranged from $10,000 to $8.56 million, with a median of $500,000. Most grants are by invitation, but it accepts inquiries for some opportunities, including rolling inquiries for Humanities in Place.

The Richard M Schulze Family Foundation

Minneapolis, MN

The Richard M. Schulze Family Foundation funds education, health care, and human services, including college scholarships, with most support benefiting working- and middle-class families in specified Minnesota and Florida counties; it also makes some national grants. Its 2024 grants had a median of $5,000, though awards ranged from $50 to $10 million. It plans to move to invitation-only grantmaking in 2027; whether it currently accepts unsolicited requests is not stated.

Tulsa Community Foundation

Tulsa, OK

Tulsa Community Foundation supports charitable causes through donor-advised grants and selected funds, including scholarships, emergency assistance, disaster relief, arts and humanities, healthcare, and financial literacy, primarily in the Tulsa metro area and eastern Oklahoma, with some giving elsewhere in the United States. Its 2024 median grant was $18,560; selected field-of-interest funds have application cycles, but the profile does not state whether it accepts unsolicited requests generally.

The Edith S Wheeler Trust

Trumbull, CT

The Edith S Wheeler Trust supports the Monroe Public Library and scholarship funds for Monroe and Stratford, with recent grants also going to educational institutions. In 2025, grants ranged from $4 to $26,300, with a median of $4,050; its stated focus is Connecticut, though it also funded organizations in other states. It funds only preselected charitable organizations and does not accept unsolicited requests.

American Chemical Society

Washington, DC

The American Chemical Society funds chemistry research, education, scholarships, fellowships, student activities, and related projects through programs for researchers, institutions, educators, students, and ACS groups. In 2024, grants ranged from $5,200 to $504,691, with a median of $31,252; funding supports U.S. and international research, though some programs are limited to U.S.-based applicants. The profile does not state whether ACS accepts unsolicited requests.

Alfred P Sloan Foundation

New York, NY

The Alfred P. Sloan Foundation primarily funds original research and education in science, technology, engineering, mathematics, and economics, with grants across the United States. Its 2024 grants ranged from $10,000 to about $1.48 million, with a median of about $98,000. It accepts unsolicited requests year-round through program-specific processes, beginning with a Letter of Inquiry.

New Hampshire Charitable Foundation

Concord, NH

The New Hampshire Charitable Foundation supports nonprofits and students in New Hampshire across areas including health, education, housing, the environment, arts and civic life. Its 2024 grants had a median of $25,000, while its Responsive Grants offer eligible nonprofits up to $10,000; applications are accepted through that program on a rolling basis.

For Inspiration and Recognition of Science and Technology (FIRST)

Manchester, NH

FIRST funds youth robotics and STEM programs, primarily through support for regional FIRST organizations and team grants for costs such as registration, equipment, travel, and events. In 2025, grants ranged from $5,050 to $1,404,497, with a median of $10,550; its programs and grantmaking reach the U.S. and internationally, though some opportunities are location-restricted. The profile describes specific sponsor-funded team grant opportunities and application processes but does not state whether FIRST accepts unsolicited requests generally.

Alexander and Linda Milley Foundation

Rye, NH

The Robert and Joyce Oberkotter Family

Newport, NH

The Robert and Joyce Oberkotter Family funds scholarships for eligible high school seniors pursuing post-secondary education and school programs that support extracurricular activities and underfunded areas such as music, art, and athletics. Recent grants ranged from $4,000 to $50,000, with a median of $4,000; giving is concentrated in New Hampshire, with additional support in Vermont and Rhode Island. Scholarship application instructions are published on its website; the profile does not state whether it accepts unsolicited requests for other grants.

Mary Hitchcock Memorial Hospital

Lebanon, NH

Mary Hitchcock Memorial Hospital funds medical education, research, healthcare services, charity care, and community programs, with 2025 grants ranging from $5,056 to $3.34 million and a median of $22,200. Its giving is concentrated in New Hampshire, with grants also reaching organizations in other states. The available information does not say whether it accepts unsolicited requests.